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Health A to Z
A
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AAA screening, see Abdominal aortic aneurysm screening
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AAA, see Abdominal aortic aneurysm
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Abdominal aortic aneurysm
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Abdominal aortic aneurysm screening
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Abortion
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Acanthosis nigricans
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Achalasia
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Acid and chemical burns
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Acid reflux in babies, see Reflux in babies
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Acne
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Acoustic neuroma (vestibular schwannoma)
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Acromegaly
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Actinic keratoses (solar keratoses)
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Actinomycosis
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Acupuncture
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Acute cholecystitis
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Acute kidney injury
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Acute lymphoblastic leukaemia
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Acute myeloid leukaemia
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Acute pancreatitis
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Acute respiratory distress syndrome (ARDS)
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Addison's disease
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Adenoidectomy
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Adenomyosis
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Age-related cataracts
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Age-related macular degeneration (AMD)
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Agoraphobia
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Albinism
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Alcohol misuse
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Alcohol poisoning
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Alcohol-related liver disease
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Alexander technique
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Alkaptonuria
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Allergic rhinitis
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Allergies
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Altitude sickness
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Alzheimer's disease
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Amblyopia, see Lazy eye
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Amnesia, see Memory loss (amnesia)
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Amniocentesis
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Amputation
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Amyloidosis
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Anabolic steroid misuse
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Anaemia (iron deficiency), see Iron deficiency anaemia
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Anaemia (vitamin B12 or folate deficiency), see Vitamin B12 or folate deficiency anaemia
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Anal cancer
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Anal fissure
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Anal fistula
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Anal pain
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Anaphylaxis
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Androgen insensitivity syndrome
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Aneurysm (abdominal aortic), see Abdominal aortic aneurysm
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Aneurysm (brain), see Brain aneurysm
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Angelman syndrome
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Angina
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Angioedema
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Angiography
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Angioplasty, see Coronary angioplasty and stent insertion
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Animal and human bites
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Ankle pain
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Ankylosing spondylitis
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Anorexia nervosa
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Anosmia, see Lost or changed sense of smell
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Antacids
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Antibiotics
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Anticoagulant medicines
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Antidepressants
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Antifungal medicines
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Antihistamines
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Antiphospholipid syndrome (APS)
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Antisocial personality disorder
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Anus (itchy), see Itchy bottom
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Anxiety disorders in children
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Aortic valve replacement
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Aphasia
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Appendicitis
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Arrhythmia
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Arthritis
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Arthroscopy
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Asbestosis
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Asperger's, see Autism
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Aspergillosis
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Asthma
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Astigmatism
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Ataxia
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Atherosclerosis
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Athlete's foot
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Atopic eczema
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Atrial fibrillation
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Attention deficit hyperactivity disorder (ADHD)
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Auditory processing disorder (APD)
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Autism
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Autosomal dominant polycystic kidney disease
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Autosomal recessive polycystic kidney disease
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Avian flu, see Bird flu
B
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Baby
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Back pain
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Bacterial vaginosis
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Bad breath
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Baker's cyst
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Balanitis
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Barium enema
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Bartholin's cyst
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BCG vaccine for tuberculosis (TB)
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Bedbugs
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Bedwetting in children
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Behçet's disease
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Being sick, see Diarrhoea and vomiting
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Bell's palsy
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Benign brain tumour (non-cancerous)
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Benign prostate enlargement
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Beta blockers
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Bile duct cancer (cholangiocarcinoma)
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Bilharzia, see Schistosomiasis (bilharzia)
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Binge eating disorder
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Biopsy
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Bipolar disorder
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Bird flu
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Birthmarks
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Bite (animal or human), see Animal and human bites
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Black eye
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Bladder cancer
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Bladder pain syndrome (interstitial cystitis)
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Bladder stones
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Bleeding after the menopause, see Postmenopausal bleeding
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Bleeding between periods or after sex, see Vaginal bleeding between periods or after sex
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Bleeding from the bottom (rectal bleeding)
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Blepharitis
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Blindness and vision loss
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Blisters
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Bloating
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Blood clots
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Blood groups
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Blood in semen
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Blood in urine
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Blood poisoning, see Sepsis
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Blood pressure (low), see Low blood pressure (hypotension)
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Blood pressure test
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Blood tests
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Blood transfusion
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Blue or grey skin or lips (cyanosis)
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Blushing
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Body dysmorphic disorder (BDD)
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Body odour (BO)
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Boils
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Bone cancer
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Bone cyst
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Bone density scan (DEXA scan)
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Borderline personality disorder
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Botulism
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Bowel cancer
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Bowel cancer screening
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Bowel incontinence
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Bowel polyps
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Bowen's disease
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Braces and orthodontics
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Brachycephaly and plagiocephaly, see Plagiocephaly and brachycephaly (flat head syndrome)
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Brain abscess
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Brain aneurysm
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Brain death
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Brain haemorrhage, see Subarachnoid haemorrhage
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Brain tumour (benign), see Benign brain tumour (non-cancerous)
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Brain tumour (malignant), see Malignant brain tumour (brain cancer)
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Brain tumours
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Breast abscess
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Breast cancer in men
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Breast cancer in women
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Breast lumps
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Breast pain
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Breast reduction on the NHS
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Breast screening (mammogram)
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Breath-holding in babies and children
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Broken ankle
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Broken arm or wrist
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Broken collarbone
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Broken finger or thumb
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Broken hip
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Broken leg
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Broken nose
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Broken or bruised ribs
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Broken toe
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Bronchiectasis
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Bronchiolitis
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Bronchitis
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Bronchodilators
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Brucellosis
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Brugada syndrome
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Bruxism, see Teeth grinding (bruxism)
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Bulging eyes (exophthalmos)
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Bulimia
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Bullous pemphigoid
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Bunions
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Burns and scalds
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Bursitis
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Buttock pain, see Sciatica
C
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CABG, see Coronary artery bypass graft
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Caesarean section
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Cancer
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Cannabis oil (medical cannabis), see Medical cannabis (and cannabis oils)
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Carbon monoxide poisoning
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Cardiac catheterisation and coronary angiography
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Cardiomyopathy
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Cardiovascular disease
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Carotid endarterectomy
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Carpal tunnel syndrome
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Cat bites, see Animal and human bites
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Cataract surgery
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Cataracts (age-related), see Age-related cataracts
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Cataracts (children), see Childhood cataracts
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Catarrh
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Cavernoma
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Cavernous sinus thrombosis
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Cellulitis
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Cerebral palsy
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Cervical cancer
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Cervical screening
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Cervical spondylosis
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Charcot-Marie-Tooth disease
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Charles Bonnet syndrome
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Chemotherapy
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Chest infection
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Chest pain
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Chiari malformation
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Chickenpox
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Chickenpox vaccine
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Chilblains
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Childhood cataracts
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Children's flu vaccine
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Chipped, broken or cracked tooth
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Chiropractic
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Chlamydia
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Cholecystitis (acute), see Acute cholecystitis
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Cholera
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Cholesteatoma
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Cholesterol (high), see High cholesterol
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Chorionic villus sampling
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Chronic fatigue syndrome (ME/CFS), see Myalgic encephalomyelitis or chronic fatigue syndrome (ME/CFS)
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Chronic kidney disease
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Chronic lymphocytic leukaemia
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Chronic myeloid leukaemia
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Chronic obstructive pulmonary disease (COPD)
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Chronic pancreatitis
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Chronic traumatic encephalopathy
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Circumcision in boys
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Circumcision in men
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Cirrhosis
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CJD, see Creutzfeldt-Jakob disease
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Claustrophobia
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Cleft lip and palate
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Clinical trials
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Clostridium difficile (C. diff) infection
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Club foot
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Cluster headaches
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Coccyx pain, see Tailbone (coccyx) pain
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Coeliac disease
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Cognitive behavioural therapy (CBT)
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Cold sores
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Colic
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Colon cancer, see Bowel cancer
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Colonoscopy
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Colostomy
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Colour blindness, see Colour vision deficiency (colour blindness)
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Colour vision deficiency (colour blindness)
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Colposcopy
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Combined pill
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Common cold
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Compartment syndrome
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Complementary and alternative medicine
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Complex regional pain syndrome
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Concussion, see Head injury and concussion
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Condoms
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Confusion (sudden), see Sudden confusion (delirium)
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Congenital heart disease
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Congenital hip dislocation, see Developmental dysplasia of the hip
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Conjunctivitis
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Consent to treatment
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Constipation
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Contact dermatitis
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Contraception
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Contraceptive implant
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Contraceptive injection
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Contraceptive patch
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Cornea transplant
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Corns and calluses
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Coronary angioplasty and stent insertion
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Coronary artery bypass graft
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Coronary heart disease
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Coronavirus, see COVID-19
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Corticobasal degeneration
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Corticosteroid cream, see Topical corticosteroids
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Corticosteroids, see Steroids
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Cosmetic procedures
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Costochondritis
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Cough
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Coughing up blood (blood in phlegm)
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Counselling
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COVID-19
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Cradle cap
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Craniosynostosis
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Creutzfeldt-Jakob disease
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Crohn's disease
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Croup
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CT scan
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Cushing's syndrome
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Cuts and grazes
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Cyanosis, see Blue or grey skin or lips (cyanosis)
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Cyclical vomiting syndrome
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Cyclospora
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Cystic fibrosis
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Cystitis
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Cystoscopy
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Cytomegalovirus (CMV)
D
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Dandruff
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Deafblindness
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Deafness, see Hearing loss
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Decongestants
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Dehydration
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Delirium, see Sudden confusion (delirium)
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Dementia
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Dementia (frontotemporal), see Frontotemporal dementia
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Dementia (vascular), see Vascular dementia
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Dementia with Lewy bodies
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Dengue
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Dental abscess
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Dental pain, see Toothache
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Dentures (false teeth)
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Depression
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Depression in adults
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Detached retina (retinal detachment)
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Developmental co-ordination disorder (dyspraxia) in children
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Developmental dysplasia of the hip
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DEXA scan, see Bone density scan (DEXA scan)
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Diabetes
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Diabetes (type 1), see Type 1 diabetes
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Diabetes (type 2), see Type 2 diabetes
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Diabetes in pregnancy, see Gestational diabetes
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Diabetes insipidus
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Diabetic eye screening
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Diabetic ketoacidosis
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Diabetic retinopathy
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Dialysis
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Diaphragm or cap
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Diarrhoea and vomiting
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Diarrhoea, see Diarrhoea and vomiting
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Differences in sex development
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DiGeorge syndrome (22q11 deletion)
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Diphtheria
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Discoid eczema
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Dislocated kneecap
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Dislocated shoulder
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Dissociative disorders
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Diverticular disease and diverticulitis
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Dizziness
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Do not attempt cardiopulmonary resuscitation (DNACPR) decisions
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Dog bites, see Animal and human bites
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Double vision
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Down's syndrome
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Dry eyes
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Dry lips, see Sore or dry lips
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Dry mouth
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Dupuytren's contracture
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DVT (deep vein thrombosis)
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Dwarfism, see Restricted growth (dwarfism)
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Dysarthria (difficulty speaking)
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Dysentery
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Dyslexia
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Dysphagia (swallowing problems)
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Dyspraxia (developmental co-ordination disorder) in adults
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Dyspraxia in children, see Developmental co-ordination disorder (dyspraxia) in children
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Dystonia
E
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Ear infections
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Earache
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Eardrum (burst), see Perforated eardrum
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Early menopause
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Early or delayed puberty
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Earwax build-up
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Eating disorders
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Ebola virus disease
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Echocardiogram
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Ectopic beats, see Heart palpitations
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Ectopic pregnancy
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Ectropion
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Eczema (atopic), see Atopic eczema
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Eczema (contact dermatitis), see Contact dermatitis
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Eczema (discoid), see Discoid eczema
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Eczema (varicose), see Varicose eczema
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Edwards' syndrome (trisomy 18)
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Ehlers-Danlos syndromes
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Ejaculation problems
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Elbow and arm pain
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Electrocardiogram (ECG)
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Electroencephalogram (EEG)
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Electrolyte test
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Emergency contraceptive pill (morning after pill)
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Emollients
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Empyema
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Encephalitis
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Endocarditis
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Endometrial cancer, see Womb (uterus) cancer
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Endometriosis
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Endoscopy
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Enhanced recovery
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Epidermolysis bullosa
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Epididymitis
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Epidural
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Epiglottitis
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Epilepsy
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Erectile dysfunction (impotence)
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Erythema multiforme
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Erythema nodosum
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Erythrocytosis
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Erythromelalgia
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Essential tremor, see Tremor or shaking hands
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Euthanasia and assisted suicide
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Excessive daytime sleepiness (hypersomnia)
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Excessive hair growth (hirsutism)
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Excessive sweating (hyperhidrosis)
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Excessive thirst
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Eye cancer
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Eye cancer in children, see Retinoblastoma
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Eye flashes, see Floaters and flashes in the eyes
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Eye floaters, see Floaters and flashes in the eyes
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Eye infection (herpes), see Herpes simplex eye infections
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Eye injuries
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Eye tests for children
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Eyelid problems
H
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Haemochromatosis
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Haemophilia
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Haemophilus influenzae type b (Hib)
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Haemorrhoids, see Piles (haemorrhoids)
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Hair dye reactions
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Hair loss
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Halitosis, see Bad breath
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Hallucinations and hearing voices
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Hamstring injury
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Hand pain
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Hand tendon repair
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Hand, foot and mouth disease
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Having an operation (surgery)
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Hay fever
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Head and neck cancer
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Head injury and concussion
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Head lice and nits
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Headaches
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Headaches (tension-type), see Tension headaches
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Health anxiety
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Hearing aids and implants
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Hearing loss
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Hearing tests
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Hearing tests for children
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Hearing voices, see Hallucinations and hearing voices
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Heart attack
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Heart block
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Heart bypass, see Coronary artery bypass graft
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Heart disease (coronary), see Coronary heart disease
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Heart failure
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Heart pain, see Chest pain
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Heart palpitations
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Heart rhythm problems, see Arrhythmia
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Heart valve problems, see Mitral valve problems
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Heart valve replacement, see Aortic valve replacement
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Heartburn and acid reflux
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Heat exhaustion and heatstroke
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Heat rash (prickly heat)
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Heavy periods
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Heel pain
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Help for suicidal thoughts
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Henoch-Schönlein purpura (HSP)
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Hepatitis
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Hepatitis A
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Hepatitis B
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Hepatitis B vaccine
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Hepatitis C
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Herbal medicines
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Hereditary haemorrhagic telangiectasia (HHT)
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Hereditary neuropathy with pressure palsies (HNPP)
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Hereditary spastic paraplegia
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Hernia
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Hernia (femoral), see Femoral hernia repair
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Hernia (hiatus), see Hiatus hernia
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Hernia (inguinal), see Inguinal hernia repair
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Hernia (umbilical), see Umbilical hernia repair
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Herpes (genital), see Genital herpes
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Herpes in babies, see Neonatal herpes (herpes in a baby)
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Herpes simplex eye infections
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Herpetic whitlow (whitlow finger)
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Hiatus hernia
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Hib, see Haemophilus influenzae type b (Hib)
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Hib/MenC vaccine
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Hiccups
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Hidradenitis suppurativa (HS)
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High blood pressure
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High blood sugar (hyperglycaemia)
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High cholesterol
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High temperature (fever) in adults
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High temperature (fever) in children
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Hip dysplasia, see Developmental dysplasia of the hip
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Hip pain in adults
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Hip pain in children (irritable hip)
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Hip replacement
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Hirschsprung's disease
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Hirsutism, see Excessive hair growth (hirsutism)
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HIV and AIDS
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Hives
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Hoarding disorder
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Hodgkin lymphoma
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Home oxygen therapy
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Homeopathy
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Homocystinuria
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Hookworm, see Worms in humans
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How to check your breasts or chest
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How to check your testicles
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How to collect a sample of poo (stool sample)
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HPV vaccine
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Hughes syndrome, see Antiphospholipid syndrome (APS)
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Human bites, see Animal and human bites
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Human papillomavirus (HPV)
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Huntington's disease
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Hydrocephalus
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Hydronephrosis
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Hyperacusis, see Noise sensitivity (hyperacusis)
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Hyperhidrosis, see Excessive sweating (hyperhidrosis)
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Hyperparathyroidism
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Hypersomnia, see Excessive daytime sleepiness (hypersomnia)
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Hypertension, see High blood pressure
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Hyperthyroidism, see Overactive thyroid (hyperthyroidism)
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Hypnotherapy
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Hypoglycaemia, see Low blood sugar (hypoglycaemia)
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Hypoparathyroidism
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Hypotension, see Low blood pressure (hypotension)
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Hypothermia
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Hypothyroidism, see Underactive thyroid (hypothyroidism)
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Hysterectomy
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Hysteroscopy
M
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Macular degeneration (age-related), see Age-related macular degeneration (AMD)
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Macular hole
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Magnesium test
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Malaria
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Male menopause, see The 'male menopause'
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Male sterilisation, see Vasectomy
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Malignant brain tumour (brain cancer)
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Mallet finger
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Malnutrition
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Mammogram, see Breast screening (mammogram)
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Maple syrup urine disease
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Marfan syndrome
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Mastectomy
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Mastitis
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Mastocytosis
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Mastoiditis
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MCADD
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Measles
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Medical cannabis (and cannabis oils)
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Medically unexplained symptoms
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Medicines information
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Melanoma skin cancer
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Memory loss (amnesia)
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MenACWY vaccine
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MenB vaccine
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Meningitis
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Meniscus tear (knee cartilage damage)
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Menopause
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Menopause (early), see Early menopause
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Menstrual pain, see Period pain
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Mesothelioma
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Metabolic syndrome
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Metallic taste
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Metatarsalgia, see Pain in the ball of the foot
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Middle East respiratory syndrome (MERS)
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Migraine
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Miscarriage
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Missed or late periods
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Mitral valve problems
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MMR (measles, mumps and rubella) vaccine
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Molar pregnancy
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Moles
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Molluscum contagiosum
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Morton's neuroma
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Motion sickness
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Motor neurone disease
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Mouth cancer
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Mouth thrush, see Oral thrush (mouth thrush)
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Mouth ulcers
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Mpox
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MRI scan
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MRSA
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Mucositis
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Multiple myeloma
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Multiple sclerosis
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Multiple system atrophy
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Mumps
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Munchausen syndrome
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Muscular dystrophy
-
Myalgic encephalomyelitis or chronic fatigue syndrome (ME/CFS)
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Myasthenia gravis
-
Myelodysplastic syndrome (myelodysplasia)
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Myeloma, see Multiple myeloma
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Myopia, see Short-sightedness (myopia)
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Myositis
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Ménière's disease
P
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Pacemaker implantation
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Paget's disease of bone
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Paget's disease of the nipple
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Pain in testicles, see Testicle pain
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Pain in the back of the hand
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Pain in the ball of the foot
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Pain in the bottom of the foot
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Pain in the palm of the hand
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Pain in the top of the foot
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Painful bladder syndrome, see Bladder pain syndrome (interstitial cystitis)
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Painful periods, see Period pain
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Palpitations, see Heart palpitations
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Pancreatic cancer
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Pancreatitis (acute), see Acute pancreatitis
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Pancreatitis (chronic), see Chronic pancreatitis
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Panic disorder
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Paralysis
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Parkinson's disease
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Patau's syndrome
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Peak flow test
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Pelvic inflammatory disease
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Pelvic organ prolapse
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Pelvic pain
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Pemphigus vulgaris
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Penile cancer
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Penis lumps and spots
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Perforated eardrum
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Pericarditis
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Perimenopause, see Menopause
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Period pain
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Periods
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Periods (heavy), see Heavy periods
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Periods (irregular), see Irregular periods
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Periods (missed or late), see Missed or late periods
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Peripheral arterial disease (PAD)
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Peripheral neuropathy
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Peritonitis
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Persistent trophoblastic disease and choriocarcinoma
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Personality disorders
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PET scan
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Peyronie's disease
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Phaeochromocytoma
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Phenylketonuria
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Phimosis, see Tight foreskin (phimosis)
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Phlebitis (superficial thrombophlebitis)
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Phobias
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Phosphate test
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Photodynamic therapy (PDT)
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Physiotherapy
-
Piles (haemorrhoids)
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Pilonidal sinus
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Pins and needles
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PIP breast implants
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Pityriasis rosea
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Pityriasis versicolor
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Plagiocephaly and brachycephaly (flat head syndrome)
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Plantar fasciitis
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Plastic surgery
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Pleurisy
-
PMS (premenstrual syndrome)
-
Pneumococcal vaccine
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Pneumonia
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Poisoning
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Polio
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Polycystic kidney disease (autosomal dominant), see Autosomal dominant polycystic kidney disease
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Polycystic kidney disease (autosomal recessive), see Autosomal recessive polycystic kidney disease
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Polycystic ovary syndrome
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Polyhydramnios (too much amniotic fluid)
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Polymorphic light eruption
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Polymyalgia rheumatica
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Pompholyx (dyshidrotic eczema)
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Popliteal cyst, see Baker's cyst
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Post-herpetic neuralgia
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Post-mortem
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Post-polio syndrome
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Post-traumatic stress disorder (PTSD)
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Postmenopausal bleeding
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Postnatal depression
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Postpartum psychosis
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Postural tachycardia syndrome (PoTS)
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Potassium test
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Prader-Willi syndrome
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Pre-eclampsia
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Predictive genetic tests for cancer risk genes
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Pregnancy
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Premature ejaculation, see Ejaculation problems
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Pressure ulcers (pressure sores)
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Priapism (painful erections)
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Prickly heat, see Heat rash (prickly heat)
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Primary biliary cholangitis (primary biliary cirrhosis)
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Probiotics
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Problems swallowing pills
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Proctalgia, see Anal pain
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Progestogen-only pill
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Progressive supranuclear palsy
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Prolapse (pelvic organ), see Pelvic organ prolapse
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Prosopagnosia (face blindness)
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Prostate cancer
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Prostate enlargement, see Benign prostate enlargement
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Prostate problems
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Prostatitis
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PSA test
-
Psoriasis
-
Psoriatic arthritis
-
Psychiatry
-
Psychosis
-
Psychotic depression
-
Puberty (early or delayed), see Early or delayed puberty
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Pubic lice
-
Pudendal neuralgia
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Pulmonary embolism
-
Pulmonary fibrosis, see Idiopathic pulmonary fibrosis
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Pulmonary hypertension
-
Pyoderma gangrenosum
S
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Salivary gland stones
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Sarcoidosis
-
Scabies
-
Scarlet fever
-
Scars
-
Schistosomiasis (bilharzia)
-
Schizophrenia
-
Sciatica
-
Scleroderma
-
Scoliosis
-
Scurvy
-
Seasonal affective disorder (SAD)
-
Seizures (children with fever), see Febrile seizures
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Seizures (fits), see What to do if someone has a seizure (fit)
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Selective mutism
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Self-harm
-
Sense of smell (lost/changed), see Lost or changed sense of smell
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Sepsis
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Septic arthritis
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Septicaemia, see Sepsis
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Sexually transmitted infections (STIs)
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Shaking, see Tremor or shaking hands
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Shin pain (shin splints), see Shin splints
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Shin splints
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Shingles
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Shingles vaccine
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Short-sightedness (myopia)
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Shortness of breath
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Shoulder impingement
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Shoulder pain
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Sick building syndrome
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Sickle cell disease
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Silicosis
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Sinus cancer, see Nasal and sinus cancer
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Sinusitis (sinus infection)
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Sinusitis, see Sinusitis (sinus infection)
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Sjögren's syndrome
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Skin abscess
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Skin cancer (melanoma), see Melanoma skin cancer
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Skin cyst
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Skin picking disorder
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Skin tags
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Slapped cheek syndrome
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Sleep apnoea
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Sleep paralysis
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Sleepwalking
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Slipped disc
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Smelly feet
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Smelly urine
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Smoking (treatments to stop), see Stop smoking treatments
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Snake bites
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Snoring
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Social anxiety (social phobia)
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Soft tissue sarcoma
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Soiling (child pooing their pants)
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Solar keratoses, see Actinic keratoses (solar keratoses)
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Sore lips, see Sore or dry lips
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Sore or dry lips
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Sore or white tongue
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Sore throat
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Sperm count (low), see Low sperm count
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Spina bifida
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Spinal muscular atrophy (SMA)
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Spirometry
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Spleen problems and spleen removal
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Spondylolisthesis
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Sprains and strains
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Squint
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Stammering
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Staph infection
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Statins
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Stem cell and bone marrow transplants
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Stent insertion, see Coronary angioplasty and stent insertion
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Sterilisation (female), see Female sterilisation
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Sterlisation (male), see Vasectomy
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Steroid cream, see Topical corticosteroids
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Steroid inhalers
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Steroid injections
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Steroid misuse, see Anabolic steroid misuse
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Steroid nasal sprays
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Steroid tablets
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Steroids
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Stevens-Johnson syndrome
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Stillbirth
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Sting or bite (insect), see Insect bites and stings
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Stomach ache
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Stomach bug, see Diarrhoea and vomiting
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Stomach cancer
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Stomach ulcer
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Stop smoking treatments
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Strep A
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Stretch marks
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Stroke
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Stuttering, see Stammering
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Stye
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Subarachnoid haemorrhage
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Subdural haematoma
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Sudden confusion (delirium)
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Sudden infant death syndrome (SIDS)
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Sunburn
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Superficial thrombophlebitis, see Phlebitis (superficial thrombophlebitis)
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Supraventricular tachycardia (SVT)
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Surgery (having an operation), see Having an operation (surgery)
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Swallowing pills, see Problems swallowing pills
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Swallowing problems, see Dysphagia (swallowing problems)
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Sweat rash, see Heat rash (prickly heat)
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Sweating (excessive), see Excessive sweating (hyperhidrosis)
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Sweating (excessive), see Heat rash (prickly heat)
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Sweating at night, see Night sweats
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Swollen ankles, feet and legs (oedema)
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Swollen arms and hands (oedema)
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Swollen glands
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Syphilis
T
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Tailbone (coccyx) pain
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Tapeworm, see Worms in humans
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Tay-Sachs disease
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TB, see Tuberculosis (TB)
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Td/IPV vaccine (3-in-1 teenage booster)
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Teeth grinding (bruxism)
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Teeth whitening
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Temporal arteritis
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Temporomandibular disorder (TMD)
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Tendonitis
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Tennis elbow
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TENS (transcutaneous electrical nerve stimulation)
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Tension headaches
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Testicle lumps and swellings
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Testicle pain
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Testicular cancer
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Tetanus
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Thalassaemia
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The 'male menopause'
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Thirst (excessive), see Excessive thirst
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Thoracic outlet syndrome
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Threadworms
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Throat (sore), see Sore throat
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Thrombophilia
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Thrush in men and women
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Thumb pain
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Thyroid cancer
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TIA, see Transient ischaemic attack (TIA)
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Tick-borne encephalitis (TBE)
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Tics
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Tight foreskin (phimosis)
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Tinnitus
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Tiredness and fatigue
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Toe pain
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Tongue (sore or white), see Sore or white tongue
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Tongue-tie
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Tonsillitis
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Tooth (chipped or broken), see Chipped, broken or cracked tooth
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Tooth decay
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Tooth knocked out, see Knocked-out tooth
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Toothache
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Topical corticosteroids
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Total iron-binding capacity (TIBC) and transferrin test
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Total protein test
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Tourette's syndrome
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Toxic shock syndrome
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Toxocariasis
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Toxoplasmosis
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Tracheostomy
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Transient ischaemic attack (TIA)
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Transurethral resection of the prostate (TURP)
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Travel vaccinations
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Tremor or shaking hands
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Tremor, see Tremor or shaking hands
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Trichomoniasis
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Trichotillomania (hair pulling disorder)
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Trigeminal neuralgia
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Trigger finger
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Trimethylaminuria ('fish odour syndrome')
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Tuberculosis (TB)
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Tuberous sclerosis
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Tummy ache, see Stomach ache
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Tummy bug, see Diarrhoea and vomiting
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Turner syndrome
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Twitching eyes and muscles
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Type 1 diabetes
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Type 2 diabetes
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Typhoid fever
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Typhus