Health A to Z
- AAA screening, see Abdominal aortic aneurysm screening
- AAA, see Abdominal aortic aneurysm
- Abdominal aortic aneurysm
- Abdominal aortic aneurysm screening
- Abortion
- Abscess
- Acanthosis nigricans
- Achalasia
- Acid and chemical burns
- Acid reflux in babies, see Reflux in babies
- Acne
- Acoustic neuroma (vestibular schwannoma)
- Acromegaly
- Actinic keratoses (solar keratoses)
- Actinomycosis
- Acupuncture
- Acute cholecystitis
- Acute kidney injury
- Acute lymphoblastic leukaemia
- Acute myeloid leukaemia
- Acute pancreatitis
- Acute respiratory distress syndrome
- Addison’s disease
- Adenoidectomy
- Age-related cataracts
- Age-related macular degeneration
- Agoraphobia
- Albinism
- Alcohol misuse
- Alcohol poisoning
- Alcohol-related liver disease
- Alexander technique
- Alkaptonuria
- Allergic rhinitis
- Allergies
- Altitude sickness
- Alzheimer’s disease
- Amblyopia, see Lazy eye
- Amnesia, see Memory loss (amnesia)
- Amniocentesis
- Amputation
- Amyloidosis
- Anabolic steroid misuse
- Anaemia (iron deficiency), see Iron deficiency anaemia
- Anaemia (vitamin B12 or folate deficiency), see Vitamin B12 or folate deficiency anaemia
- anaesthesia
- Anal cancer
- Anal fissure
- Anal fistula
- Anal pain
- Anaphylaxis
- Androgen insensitivity syndrome
- Abdominal aortic aneurysm
- Aneurysm (brain), see Brain aneurysm
- Angelman syndrome
- Angina
- Angioedema
- Angiography
- Angioplasty, see Coronary angioplasty and stent insertion
- Animal and human bites
- Ankle pain
- Ankylosing spondylitis
- Anorexia nervosa
- Anosmia, see Lost or changed sense of smell
- Antacids
- Antibiotics
- Anticoagulant medicines
- Antihistamines
- Antiphospholipid syndrome
- Antisocial personality disorder
- Anus (itchy), see Itchy bottom
- Anxiety disorders in children
- Aortic valve replacement
- Aphasia
- Appendicitis
- Arrhythmia
- Atherosclerosis
- Arthritis
- Arthroscopy
- Asbestosis
- Asperger’s, see Autism
- Aspergillosis
- Aspirin for pain relief
- Asthma
- Ataxia
- Atherosclerosis
- Athlete’s foot
- Atopic eczema
- Atrial fibrillation
- Attention deficit hyperactivity disorder (ADHD)
- Auditory processing disorder (APD)
- Autism/
- Autosomal dominant polycystic kidney disease
- Avian flu, see Bird flu
- Baby
- Back pain
- Bacterial vaginosis
- Bad breath
- Baker’s cyst
- Balanitis
- Barium enema
- Bartholin’s cyst
- Basal cell carcinoma, see Skin cancer (non-melanoma)
- Bedbugs
- Bedwetting in children
- Behçet’s disease
- Being sick, see Diarrhoea and vomiting
- Bell’s palsy
- Benign brain tumour (non-cancerous)
- Benign prostate enlargement
- Beta blockers
- Bile duct cancer (cholangiocarcinoma)
- Bilharzia, see Schistosomiasis (bilharzia)
- Binge eating disorder
- Biopsy
- Bipolar disorder
- Bird flu
- Birthmarks
- Bite (animal or human), see Animal and human bites
- Black eye
- Bladder cancer
- Bladder pain syndrome (interstitial cystitis)
- Bladder stones
- Bleeding after the menopause, see Postmenopausal bleeding
- Bleeding from the bottom (rectal bleeding)
- Blepharitis
- Blindness and vision loss
- Blisters
- Bloating
- Blood clots
- Blood groups
- Blood in semen
- Blood in urine
- Blood poisoning, see Sepsis
- Blood pressure (high), see High blood pressure (hypertension)
- Blood pressure (low), see Low blood pressure (hypotension)
- Blood pressure test
- Blood tests
- Blood transfusion
- Blue or grey skin or lips (cyanosis)
- Blushing
- Body dysmorphic disorder (BDD)
- Body odour (BO)
- Boils
- Bone cancer
- Bone cyst
- Bone density scan (DEXA scan)
- Borderline personality disorder
- Botulism
- Bowel cancer
- Bowel cancer screening
- Bowel incontinence
- Bowel incontinence
- Bowel polyps
- Bowel transplant, see Small bowel transplant
- Bowen’s disease
- Braces and orthodontics
- Brachycephaly and plagiocephaly, see Plagiocephaly and brachycephaly (flat head syndrome)
- Brain abscess
- Brain aneurysm
- Brain death
- Brain haemorrhage, see Subarachnoid haemorrhage
- Brain tumour (benign), see Benign brain tumour (non-cancerous)
- Brain tumour (malignant), see Malignant brain tumour (brain cancer)
- Brain tumours
- Breast Abscess
- Breast Cancer in Men
- Breast Cancer in Women
- Breast Lumps
- Breast Pain
- Breast Reduction on The NHS
- Breast Screening (Mammogram)
- Breath-holding in Babies and Children
- Broken Ankle
- Broken Arm or Wrist
- Broken Collarbone
- Broken Finger or Thumb
- Broken Leg
- Broken Nose
- Broken or Bruised Ribs
- Broken Toe
- Bronchiectasis
- Bronchiolitis
- Bronchitis
- Bronchodilators
- Brucellosis
- Brugada Syndrome
- Bruxism, see Teeth Grinding (Bruxism)
- Bulging Eyes (Exophthalmos)
- Bulimia
- Bullous Pemphigoid
- Bunions
- Burns and Scalds
- Bursitis
- Buttock Pain, see Sciatica
- CABG, see Coronary Artery Bypass Graft
- Caesarean Section
- Cancer
- Cannabis oil (Medical Cannabis), see Medical Cannabis (and Cannabis Oils)
- Carbon Monoxide Poisoning
- Carcinoembryonic Antigen (CEA) Test
- Cardiac Catheterisation and Coronary Angiography
- Cardiomyopathy
- Cardiovascular Disease
- Carotid Endarterectomy
- Carpal Tunnel Syndrome
- Cat Bites, see Animal and Human Bites
- Cataract Surgery
- Cataracts (Age-Related), see Age-Related Cataracts
- Cataracts (Children), see Childhood Cataracts
- Catarrh
- Cavernoma
- Cavernous Sinus Thrombosis
- Cellulitis
- Cerebral Palsy
- Cervical Cancer
- Cervical Rib
- Cervical Screening
- Cervical Spondylosis
- Charcot-Marie-Tooth Disease
- Charles Bonnet Syndrome
- Chemotherapy
- Chest Infection
- Chest Pain
- Chiari Malformation
- Chickenpox
- Chilblains
- Childhood Cataracts
- Chipped, Broken or Cracked Tooth
- Chlamydia
- Cholangiocarcinoma, see Bile Duct Cancer (Cholangiocarcinoma)
- Cholecystitis (Acute), see Acute Cholecystitis
- Cholera
- Cholesteatoma
- Cholesterol (High), see High Cholesterol
- Chorionic Villus Sampling
- Chronic Fatigue Syndrome (ME/CFS), see Myalgic Encephalomyelitis or Chronic Fatigue Syndrome (ME/CFS)
- Chronic Kidney Disease
- Chronic Lymphocytic Leukaemia
- Chronic Myeloid Leukaemia
- Chronic Obstructive Pulmonary Disease (COPD)
- Chronic Pancreatitis
- Chronic Traumatic Encephalopathy
- Circumcision In Boys
- Circumcision In Men
- Cirrhosis
- Creutzfeldt-Jakob Disease
- Claustrophobia
- Cleft Lip and Palate
- Clinical Depression
- Clinical Trials
- Clostridium Difficile (C. diff) Infection
- Club Foot
- Cluster Headaches
- Coccyx Pain, see Tailbone (Coccyx) Pain
- Coeliac Disease
- Cognitive Behavioural Therapy (CBT)
- Cold Sores
- Colic
- Colon Cancer, see Bowel Cancer
- Colonoscopy
- Colostomy
- Colour Vision Deficiency (Colour Blindness)
- Colposcopy
- Coma
- Common Cold
- Compartment Syndrome
- Complementary And Alternative Medicine
- Complex Regional Pain Syndrome
- Concussion
- Concussion, see Head Injury and Concussion
- Confusion (Sudden), see Sudden Confusion (Delirium)
- Congenital Heart Disease
- Congenital Hip Dislocation, see Developmental Dysplasia of the Hip
- Conjunctivitis
- Consent To Treatment
- Constipation
- Contact Dermatitis
- Cornea Transplant
- Corns and Calluses
- Coronary Angioplasty and Stent Insertion
- Coronary Artery Bypass Graft
- Coronary Heart Disease
- Coronavirus (COVID-19)
- Corticobasal Degeneration
- Corticosteroid Cream, see Topical Corticosteroids
- Corticosteroids, see Steroids
- Costochondritis
- Cough
- Coughing Up Blood (Blood in Phlegm)
- Counselling
- COVID-19, see Coronavirus (COVID-19)
- Cradle Cap
- Craniosynostosis
- Creutzfeldt-Jakob Disease
- Crohn’s Disease
- Croup
- CT Scan
- Cushing’s Syndrome
- Cuts and Grazes
- Cyanosis, see Blue Skin or Lips (Cyanosis)
- Cyclical Vomiting Syndrome
- Cyclospora
- Cyclothymia
- Cystic Fibrosis
- Cystic Fibrosis Cystitis
- Cystoscopy
- Cytomegalovirus (CMV)
- D Dandruff
- Deafblindness
- Deafness, see Hearing Loss
- Decompression Sickness, see Air or Gas Embolism
- Decongestants
- Dehydration
- Delirium, see Sudden Confusion (Delirium)
- Dementia (Frontotemporal), see Frontotemporal Dementia
- Dementia (Vascular), see Vascular Dementia
- Dementia With Lewy Bodies
- Dengue
- Dental abscess
- Dental Pain, see Toothache
- Dentures (False Teeth)
- Detached Retina (Retinal Detachment)
- Developmental Co-Ordination Disorder (Dyspraxia) in Children
- Developmental Dysplasia Of The Hip
- DEXA Scan, see Bone Density Scan (DEXA Scan)
- Diabetes
- Diabetes (Type 1), see Type 1 Diabetes
- Diabetes (Type 2), see Type 2 Diabetes
- Diabetes In Pregnancy, see Gestational Diabetes
- Diabetes Insipidus
- Diabetic Eye Screening
- Diabetic Ketoacidosis
- Diabetic Retinopathy
- Dialysis
- Diarrhoea And Vomiting
- Diarrhoea, see Diarrhoea And Vomiting
- Differences In Sex Development
- DiGeorge Syndrome (22q11 Deletion)
- Diphtheria
- Discoid Eczema
- Dislocated Kneecap
- Dislocated Shoulder
- Disorders Of Consciousness
- Dissociative Disorders
- Diverticular Disease and Diverticulitis
- Dizziness
- Do Not Attempt Cardiopulmonary Resuscitation (DNACPR) Decisions
- Dog Bites, see Animal And Human Bites
- Double Vision
- Down’s Syndrome
- Dry Eyes
- Dry Lips, see Sore or Dry Lips
- Dry Mouth
- Dupuytren’s Contracture
- DVT (Deep Vein Thrombosis)
- DVT, see DVT (Deep Vein Thrombosis)
- Dwarfism, see Restricted Growth (Dwarfism)
- Dysarthria (Difficulty Speaking)
- Dysentery
- Dyslexia
- Dysphagia (Swallowing Problems)
- Dyspraxia (Developmental Co-Ordination Disorder) In Adults
- Dyspraxia In Children, see Developmental Co-Ordination Disorder (Dyspraxia) In Children
- Dystonia
- Ear Infections
- Earache
- Eardrum (Burst), see Perforated Eardrum
- Early Menopause
- Early Or Delayed Puberty
- Earwax Build-Up
- Eating Disorders
- Ebola Virus Disease
- Echocardiogram
- Ectopic Beats, see Heart Palpitations
- Ectopic Pregnancy
- Ectropion
- Eczema (Atopic), see Atopic Eczema
- Eczema (Contact Dermatitis), see Contact Dermatitis
- Eczema (Discoid), see Discoid Eczema
- Eczema (Varicose), see Varicose Eczema
- Edwards’ Syndrome (Trisomy 18)
- Ehlers-Danlos Syndromes
- Ejaculation Problems
- Elbow And Arm Pain
- Electrocardiogram (ECG)
- Electroencephalogram (EEG)
- Electrolyte Test
- Embolism
- Emollients
- Empyema
- Encephalitis
- Endocarditis
- Endometrial Cancer, see Womb (Uterus) Cancer
- Endometriosis
- Endoscopy
- Enhanced Recovery
- Epidermolysis Bullosa
- Epididymitis
- Epidural
- Epiglottitis
- Epilepsy
- Erectile Dysfunction (Impotence)
- Erythema Multiforme
- Erythema Nodosum
- Erythromelalgia
- Essential Tremor, see Tremor Or Shaking Hands
- Euthanasia And Assisted Suicide
- Ewing Sarcoma
- Excessive Daytime Sleepiness (Hypersomnia)
- Excessive Hair Growth (Hirsutism)
- Excessive Sweating (Hyperhidrosis)
- Excessive Thirst
- Eye Cancer
- Eye Flashes, see Floaters And Flashes In The Eyes
- Eye Floaters, see Floaters And Flashes In The Eyes
- Eye Infection (Herpes), see Herpes Simplex Eye Infections
- Eye Injuries
- Eye Tests For Children
- Eyelid Problems
- F Fabricated Or Induced Illness
- Face Blindness, see Prosopagnosia (Face Blindness)
- Fainting
- Falls
- Falls
- Farting (Flatulence)
- Febrile Seizures
- Feeling Sick (Nausea)
- Female Genital Mutilation (FGM)
- Femoral Hernia Repair
- Fever In Adults, see High Temperature (Fever) In Adults
- Fever In Children, see High Temperature (Fever) In Children
- Fibroids
- Fibromyalgia
- Finger Pain
- First Aid
- Fits (Children With Fever), see Febrile Seizures
- Fits (Seizures), see What To Do If Someone Has A Seizure (Fit)
- Flat Feet
- Flat Head Syndrome, see Plagiocephaly And Brachycephaly (Flat Head Syndrome)
- Flatulence, see Farting (Flatulence)
- Floaters And Flashes In The Eyes
- Flu
- Fluoride
- Foetal Alcohol Spectrum Disorder
- Food Allergy
- Food Colours And Hyperactivity
- Food Intolerance
- Food Poisoning
- Foot Drop
- Foot Pain
- Foreskin Problems, see Tight Foreskin (Phimosis)
- Frontotemporal Dementia
- Frostbite
- Frozen Shoulder
- Functional Neurological Disorder, see Medically Unexplained Symptoms
- Fungal Nail Infection
- Gallbladder Cancer
- Gallbladder Pain, see Acute Cholecystitis
- Gallbladder Removal
- Gallstones
- Ganglion Cyst
- Gangrene
- Gastrectomy
- Gastritis
- Gastro-Oesophageal Reflux Disease (GORD), see Heartburn And Acid Reflux
- Gastroenteritis, see Diarrhoea And Vomiting
- Gastroparesis
- Gastroscopy
- Gender Dysphoria
- General Anaesthesia
- Generalised Anxiety Disorder In Adults
- Genetic And Genomic Testing
- Genetic Test For Cancer Gene, see Predictive Genetic Tests For Cancer Risk Genes
- Genital Herpes
- Genital Warts
- German Measles, see Rubella (German Measles)
- Gestational Diabetes
- Giant Cell Arteritis, see Temporal Arteritis
- Giardiasis
- Gigantism, see Acromegaly
- Gilbert’s Syndrome
- Glandular Fever
- Glaucoma
- Glomerulonephritis
- Glue Ear
- Glutaric Aciduria Type 1
- Goitre
- Gonorrhoea
- Gout
- Granuloma Annulare
- Granulomatosis With Polyangiitis (GPA)
- Group B Strep
- Growing Pains
- Guillain-Barré Syndrome
- Gum Disease
- Haemochromatosis
- Haemophilia
- Haemophilus Influenzae Type B (Hib)
- Haemorrhoids, see Piles (Haemorrhoids)
- Hair Dye Reactions
- Hair Loss
- Hairy Cell Leukaemia
- Halitosis, see Bad Breath
- Hallucinations And Hearing Voices
- Hamstring Injury
- Hand Pain
- Hand Tendon Repair
- Hand, Foot And Mouth Disease
- Having An Operation (Surgery)
- Hay Fever
- Head And Neck Cancer
- Head Injury And Concussion
- Head Lice And Nits
- Headaches
- Headaches (Hormone), see Hormone Headaches
- Headaches (Tension-Type), see Tension Headaches
- Health Anxiety
- Hearing Aids And Implants
- Hearing Tests
- Hearing Tests For Children
- Hearing Voices, see Hallucinations And Hearing Voices
- Heart Attack
- Heart Block
- Heart Bypass, see Coronary Artery Bypass Graft
- Heart Disease (Coronary), see Coronary Heart Disease
- Heart Failure
- Heart Pain, see Chest Pain
- Heart Palpitations
- Heart Rhythm Problems, see Arrhythmia
- Heart Transplant
- Heart Valve Problems, see Mitral Valve Problems
- Heart Valve Replacement, see Aortic Valve Replacement
- Heart-Lung Transplant
- Heartburn And Acid Reflux
- Heat Exhaustion And Heatstroke
- Heat Rash (Prickly Heat)
- Heavy Periods
- Heel Pain
- Help For Suicidal Thoughts
- Henoch-Schönlein Purpura (HSP)
- Hepatitis
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Herbal Medicines
- Herceptin (Trastuzumab)
- Hereditary Haemorrhagic Telangiectasia (HHT)
- Hereditary Neuropathy With Pressure Palsies (HNPP)
- Hereditary Spastic Paraplegia
- Hernia
- Hernia (Femoral), see Femoral Hernia Repair
- Hernia (Hiatus), see Hiatus Hernia
- Hernia (Inguinal), see Inguinal Hernia Repair
- Hernia (Umbilical), see Umbilical Hernia Repair
- Herpes (Genital), see Genital Herpes
- Herpes In Babies, see Neonatal Herpes (Herpes In A Baby)
- Herpes Simplex Eye Infections
- Herpetic Whitlow (Whitlow Finger)
- Hiatus Hernia
- Hiccups
- Hidradenitis Suppurativa (HS)
- High Blood Pressure (Hypertension)
- High Blood Sugar (Hyperglycaemia)
- High Cholesterol
- High Temperature (Fever) In Adults
- High Temperature (Fever) In Children
- Hip Dysplasia, see Developmental Dysplasia Of The Hip
- Hip Fracture
- Hip Pain In Adults
- Hip Pain In Children (Irritable Hip)
- Hip Replacement
- Hirschsprung’s Disease
- Hirsutism, see Excessive Hair Growth (Hirsutism)
- HIV And AIDS
- Hives
- Hoarding Disorder
- Hodgkin Lymphoma
- Home Oxygen Therapy
- Homeopathy
- Homocystinuria
- Hookworm, see Worms In Humans
- Hormone Headaches
- Hormone Replacement Therapy (HRT)
- HRT, see Hormone Replacement Therapy (HRT)
- Hughes Syndrome, see Antiphospholipid Syndrome (APS)
- Human Bites, see Animal And Human Bites
- Human Papillomavirus (HPV)
- Huntington’s Disease
- Hydrocephalus
- Hydronephrosis
- Hyperacusis, see Noise Sensitivity (Hyperacusis)
- Hyperhidrosis, see Excessive Sweating (Hyperhidrosis)
- Hyperparathyroidism
- Hypersomnia, see Excessive Daytime Sleepiness (Hypersomnia)
- Hypertension, see High Blood Pressure (Hypertension)
- Hyperthyroidism, see Overactive Thyroid (Hyperthyroidism)
- Hypnotherapy
- Hypoglycaemia (Low Blood Sugar), see Low Blood Sugar (Hypoglycaemia)
- Hypoparathyroidism
- Hypotension, see Low Blood Pressure (Hypotension)
- Hypothermia
- Hypothyroidism, see Underactive Thyroid (Hypothyroidism)
- Hysterectomy
- Hysteroscopy
- I IBS, see Irritable Bowel Syndrome (IBS)
- Ichthyosis
- Idiopathic Pulmonary Fibrosis
- Ileostomy
- Impetigo
- Impotence, see Erectile Dysfunction (Impotence)
- Incontinence (Urinary), see Urinary Incontinence
- Indigestion
- Infected Piercings
- Infertility
- Inflammatory Bowel Disease
- Influenza, see Flu
- Ingrown Hairs
- Ingrown Toenail
- Inguinal Hernia Repair
- Insect Bites And Stings
- Insomnia
- Intensive Care
- Intersex, see Differences In Sex Development
- Interstitial Cystitis, see Bladder Pain Syndrome (Interstitial Cystitis)
- Intracranial Hypertension
- Intrauterine Insemination (IUI)
- Iron Deficiency Anaemia
- Irregular Periods
- Irritable Bowel Syndrome (IBS)
- Irritable Hip, see Hip Pain In Children (Irritable Hip)
- Isovaleric Acidaemia
- Itchy Bottom
- Itchy Skin
- IVF
- Labial Fusion
- Labyrinthitis And Vestibular Reuritis
- Lactate Dehydrogenase (LDH) Test
- Lactose Intolerance
- Lambert-Eaton Myasthenic Syndrome
- Laparoscopy (Keyhole Surgery)
- Laryngeal (Larynx) Cancer
- Laryngitis
- Laser Eye Surgery And Lens Surgery
- Laxatives
- Lazy Eye
- Learning Disabilities
- Leg Cramps
- Leg Ulcer, see Venous Leg Ulcer
- Legionnaires’ Disease
- Leptospirosis (Weil’s Disease)
- Leukaemia (Acute Lymphoblastic), see Acute Lymphoblastic Leukaemia
- Leukaemia (Acute Myeloid), see Acute Myeloid Leukaemia
- Leukaemia (Chronic Lymphocytic), see Chronic Lymphocytic Leukaemia
- Leukaemia (Chronic Myeloid), see Chronic Myeloid Leukaemia
- Leukaemia (Hairy Cell), see Hairy Cell Leukaemia
- Leukoplakia
- Lichen Planus
- Lichen Sclerosus
- Limping In Children
- Lipoedema
- Lipoma
- Lips (Sore Or Dry), see Sore Or Dry Lips
- Listeriosis
- Liver Cancer
- Liver Disease
- Liver Disease (Alcohol-Related), see Alcohol-Related Liver Disease
- Liver Transplant
- Local Anaesthesia
- Long QT Syndrome
- Long-Sightedness
- Lost Or Changed Sense Of Smell
- Low Blood Pressure (Hypotension)
- Low Blood Sugar (Hypoglycaemia)
- Low Sex Drive (Loss Of Libido)
- Low Sperm Count
- Low White Blood Cell Count
- Lower Back Pain, see Back Pain
- Lumbago, see Back Pain
- Lumbar Decompression Surgery
- Lumbar Puncture
- Lumps
- Lung Cancer
- Lung Transplant
- Lupus
- Lyme Disease
- Lymphoedema
- Macular Degeneration (Age-Related), see Age-Related Macular Degeneration (AMD)
- Macular Hole
- Magnesium Test
- Malaria
- Male Menopause, see The ‘Male Menopause’
- Malignant Brain Tumour (Brain Cancer)
- Mallet Finger
- Malnutrition
- Mammogram, see Breast Screening (Mammogram)
- Maple Syrup Urine Disease
- Marfan Syndrome
- Mastectomy
- Mastitis
- Mastocytosis
- Mastoiditis
- MCADD
- Measles
- MeasMedical Cannabis (And Cannabis Oils)Les
- Medically Unexplained Symptoms
- Medicines Information
- Memory Loss (Amnesia)
- Meningitis
- Menopause
- Menopause (Early), see Early Menopause
- Menstrual Pain, see Period Pain
- Mesothelioma
- Metabolic Syndrome
- Metallic Taste
- Metatarsalgia, see Pain In The Ball Of The Foot
- Middle East Respiratory Syndrome (MERS)
- Migraine
- Miscarriage
- Mitral Valve Problems
- Molar Pregnancy
- Moles
- Molluscum Contagiosum
- Monkeypox
- Morton’s Neuroma
- Motion Sickness
- Motor Neurone Disease
- Mouth Cancer
- Mouth Thrush, see Oral Thrush (Mouth Thrush)
- Mouth Ulcers
- MRI Scan
- MRSA
- Mucositis
- Multiple Myeloma
- Multiple Sclerosis
- Multiple System Atrophy
- Mumps
- Munchausen Syndrome
- Muscular Dystrophy
- Myalgic Encephalomyelitis Or Chronic Fatigue Syndrome (ME/CFS)
- Myasthenia Gravis
- Mycobacterium Chimaera Infection
- Myelodysplastic Syndrome (Myelodysplasia)
- Myopia, see Short-Sightedness (Myopia)
- Myositis (Polymyositis And Dermatomyositis)
- Ménière’s Disease
- Nail Fungal Infection, see Fungal Nail Infection
- Nail Patella Syndrome
- Nail Problems
- Narcolepsy
- Nasal And Sinus Cancer
- Nasal Polyps
- Nasopharyngeal Cancer
- Neck Pain
- Necrotising Fasciitis
- Neonatal Herpes (Herpes In A Baby)
- Nephrotic Syndrome In Children
- Neuroblastoma
- Neuroendocrine Tumours
- Neuroendocrine Tumours And Carcinoid Syndrome
- Neurofibromatosis Type 1
- Neurofibromatosis Type 2
- Neuromyelitis Optica
- Newborn Jaundice
- Newborn Respiratory Distress Syndrome
- NHS Screening
- Night Sweats
- Night Terrors And Nightmares
- Nipple Discharge
- Noise Sensitivity (Hyperacusis)
- Non-Alcoholic Fatty Liver Disease (NAFLD)
- Non-Allergic Rhinitis
- Non-Gonococcal Urethritis
- Non-Hodgkin Lymphoma
- Noonan Syndrome
- Norovirus (Vomiting Bug)
- Nose Cancer, see Nasal And Sinus Cancer
- Nosebleed
- NSAIDs
- Obesity
- Obsessive Compulsive Disorder (OCD)
- Obstructive Sleep Apnoea, see Sleep Apnoea
- Occupational Therapy
- Oesophageal Atresia And Tracheo-Oesophageal Fistula
- Oesophageal Cancer
- Oral Thrush (Mouth Thrush)
- Orf
- Orthodontics
- Osteoarthritis
- Osteomalacia, see Rickets And Osteomalacia
- Osteomyelitis
- Osteopathy
- Osteophyte (Bone Spur)
- Osteoporosis
- Otosclerosis
- Ovarian Cancer
- Ovarian Cyst
- Overactive Thyroid (Hyperthyroidism)
- Ovulation Pain
- Oxygen Therapy, see Home Oxygen Therapy
- Pacemaker Implantation
- Paget’s Disease Of Bone
- Paget’s Disease Of The Nipple
- Pain In Testicles, see Testicle Pain
- Pain In The Back Of The Hand
- Pain In The Ball Of The Foot
- Pain In The Bottom Of The Foot
- Pain In The Palm Of The Hand
- Pain In The Top Of The Foot
- Painful Bladder Syndrome, see Bladder Pain Syndrome (Interstitial Cystitis)
- Palpitations, see Heart Palpitations
- Pancreas Transplant
- Pancreatic Cancer
- Pancreatitis (Acute), see Acute Pancreatitis
- Pancreatitis (Chronic), see Chronic Pancreatitis
- Panic Disorder
- Paralysis
- Parkinson’s Disease
- Patau’s Syndrome
- Peak Flow Test
- Pelvic Inflammatory Disease
- Pelvic Organ Prolapse
- Pelvic Pain
- Pemphigus Vulgaris
- Penile Cancer
- Perforated Eardrum
- Pericarditis
- Perimenopause, see Menopause
- Period Pain
- Periods
- Periods (Heavy), see Heavy Periods
- Periods (Irregular), see Irregular Periods
- Periods (Stopped Or Missed), see Stopped Or Missed Periods
- Peripheral Arterial Disease (PAD)
- Peripheral Neuropathy
- Peritonitis
- Persistent Trophoblastic Disease And Choriocarcinoma
- Personality Disorders
- PET Scan
- Phaeochromocytoma
- Phenylketonuria
- Phimosis, see Tight Foreskin (Phimosis)
- Phlebitis (Superficial Thrombophlebitis)
- Phobias
- Phosphate Test
- Photodynamic Therapy (PDT)
- Physiotherapy
- Piles (Haemorrhoids)
- Pilonidal Sinus
- Pins And Needles
- PIP Breast Implants
- Pityriasis Rosea
- Pityriasis Versicolor
- Plagiocephaly And Brachycephaly (Flat Head Syndrome)
- Plantar Fasciitis
- Plastic Surgery
- Pleurisy
- PMS (Premenstrual Syndrome)
- Pneumonia
- Poisoning
- Polio
- Polycystic Kidney Disease (Autosomal Dominant), see Autosomal Dominant Polycystic Kidney Disease
- Polycystic Kidney Disease (Autosomal Recessive), see Autosomal Recessive Polycystic Kidney Disease
- Polycystic Ovary Syndrome
- Polycythaemia
- Polyhydramnios (Too Much Amniotic Fluid)
- Polymorphic Light Eruption
- Polymyalgia Rheumatica
- Pompholyx (Dyshidrotic Eczema)
- Popliteal Cyst, see Baker’s Cyst
- Post-Herpetic Neuralgia
- Post-Mortem
- Post-Polio Syndrome
- Post-Traumatic Stress Disorder (PTSD)
- Postmenopausal Bleeding
- Postnatal Depression
- Postpartum Psychosis
- Postural Tachycardia Syndrome (PoTS)
- Potassium Test
- Prader-Willi Syndrome
- Pre-Eclampsia
- Predictive Genetic Tests For Cancer Risk Genes
- Premature Ejaculation, see Ejaculation Problems
- Pressure Ulcers (Pressure Sores)
- Priapism (Painful Erections)
- Prickly Heat, see Heat Rash (Prickly Heat)
- Primary Biliary Cholangitis (Primary Biliary Cirrhosis)
- Probiotics
- Problems Swallowing Pills
- Proctalgia, see Anal Pain
- Progressive Supranuclear Palsy
- Prolapse (Pelvic Organ), see Pelvic Organ Prolapse
- Prosopagnosia (Face Blindness)
- Prostate Cancer
- Prostate Enlargement, see Benign Prostate Enlargement
- Prostate Problems
- Prostatitis
- Psoriasis
- Psoriatic Arthritis
- Psychiatry
- Psychosis
- Psychotic Depression
- Puberty (Early Or Delayed), see Early Or Delayed Puberty
- Pubic Lice
- Pudendal Neuralgia
- Pulmonary Embolism
- Pulmonary Fibrosis, see Ldiopathic Pulmonary Fibrosis
- Pulmonary Hypertension
- Pyoderma Gangrenosum
- Rabies
- Radiotherapy
- Rashes In Babies And Children
- Raynaud’s
- Reactive Arthritis
- Rectal Bleeding, see Bleeding From The Bottom (Rectal Bleeding)
- Rectal Cancer, see Bowel Cancer
- Rectal Examination
- Red Blood Cell Count
- Red Eye
- Reflux In Babies
- Repetitive Strain Injury (RSI)
- Respiratory Tract Infections (RTIs)
- Restless Legs Syndrome
- Restricted Growth (Dwarfism)
- Retinal Detachment, see Detached Retina (Retinal Detachment)
- Retinal Migraine
- Retinoblastoma (Eye Cancer In Children)
- Rett Syndrome
- Reye’s Syndrome
- Rhesus Disease
- Rheumatic Fever
- Rheumatoid Arthritis
- Rhinitis (Allergic), see Allergic Rhinitis
- Rickets And Osteomalacia
- Ringworm
- Root Canal Treatment
- Rosacea
- Roseola
- Roundworm, see Worms In Humans
- Rubella (German Measles)
- Salivary Gland Stones
- Sarcoidosis
- SARS (Severe Acute Respiratory Syndrome)
- Scabies
- Scarlet Fever
- Scars
- Schistosomiasis (Bilharzia)
- Schizophrenia
- Sciatica
- Scleroderma
- Scoliosis
- Scurvy
- Seasonal Affective Disorder (SAD)
- Seizures (Children With Fever), see Febrile Seizures
- Seizures (Fits), see What To Do If Someone Has A Seizure (Fit)
- Selective Mutism
- Selective Serotonin Reuptake Inhibitors (SSRIs)
- Self-Harm
- Sense Of Smell (Lost/Changed), see Lost Or Changed Sense Of Smell
- Sepsis
- Septic Arthritis
- Septicaemia, see Sepsis
- Severe Head Injury
- Sexually Transmitted Infections (STIs)
- Shaking, see Tremor Or Shaking Hands
- Shin Pain (Shin Splints), see Shin Splints
- Shin Splints
- Shingles
- Short-Sightedness (Myopia)
- Shortness Of Breath
- Shoulder Impingement
- Shoulder Pain
- Sick Building Syndrome
- Sickle Cell Disease
- Silicosis
- Sinus Cancer, see Nasal And Sinus Cancer
- Sinusitis (Sinus Infection)
- Sinusitis, see Sinusitis (Sinus Infection)
- Sjögren’s Syndrome
- Skin Cancer (Melanoma)
- Skin cancer (Non-Melanoma)
- Skin Cyst
- Skin Picking Disorder
- Skin Tags
- Slapped Cheek Syndrome
- Sleep Apnoea
- Sleep Paralysis
- Sleepwalking
- Slipped Disc
- Small Bowel Transplant
- Smear Test, see Cervical Screening
- Smelly Feet
- Smelly Urine
- Smoking (Treatments To Stop), see Stop Smoking Treatments
- Snake Bites
- Snoring
- Social Anxiety (Social Phobia)
- Soft Tissue Sarcoma
- Soiling (Child Pooing Their Pants)
- Solar Keratoses, see Actinic Keratoses (Solar Keratoses)
- Sore Lips, see Sore Or Dry Lips
- Sore Or Dry Lips
- Sore Or White Tongue
- Sore Throat
- Sperm Count (Low), see Low Sperm Count
- Spina Bifida
- Spinal Muscular Atrophy (SMA)
- Spirometry
- Spleen Problems And Spleen Removal
- Spondylolisthesis
- Sports Injuries
- Sprains And Strains
- Squamous Cell Carcinoma, see Skin Cancer (Non-Melanoma)
- Squint
- Stammering
- Staph Infection
- Statins
- Stem Cell And Bone Marrow Transplants
- Stent Insertion, see Coronary Angioplasty And Stent Insertion
- Steroid Cream, see Topical Corticosteroids
- Steroid Inhalers
- Steroid Injections
- Steroid Misuse, see Anabolic Steroid Misuse
- Steroid Nasal Sprays
- Steroid Tablets
- Steroids
- Stevens-Johnson Syndrome
- Stillbirth
- Sting Or Bite (Insect), see Insect Bites And Stings
- Stomach Ache
- Stomach Bug, see Diarrhoea And Vomiting
- Stomach Cancer
- Stomach Ulcer
- Stop Smoking Treatments
- Stopped Or Missed Periods
- Stretch Marks
- Stroke
- Stammering
- Stye
- Subarachnoid Haemorrhage
- Subdural Haematoma
- Sudden Confusion (Delirium)
- Sudden Infant Death Syndrome (SIDS)
- Suicidal Thoughts, see Help For Suicidal Thoughts
- Sunburn
- Superficial Thrombophlebitis, see Phlebitis (Superficial Thrombophlebitis)
- Supraventricular Tachycardia (SVT)
- Surgery (Having An Operation), see Having An Operation (Surgery)
- Swallowing Pills, see Problems Swallowing Pills
- Swallowing Problems, see Dysphagia (Swallowing Problems)
- Sweat Rash, see Heat Rash (Prickly Heat)
- Sweating (Excessive), see Excessive Sweating (Hyperhidrosis)
- Sweating (Excessive), see Heat Rash (Prickly Heat)
- Sweating At Night, see Night Sweats
- Swine Flu (H1N1)
- Swollen Ankles, Feet And Legs (Oedema)
- Swollen Arms And Hands (Oedema)
- Swollen Glands
- Syphilis
- Tailbone (Coccyx) Pain
- Tapeworm, see Worms In Humans
- Tay-Sachs Disease
- Teeth Grinding (Bruxism)
- Teeth Whitening
- Temporal Arteritis
- Temporomandibular Disorder (TMD)
- Tendonitis
- Tennis Elbow
- TENS (Transcutaneous Electrical Nerve Stimulation)
- Tension Headaches
- Testicle Lumps And Swellings
- Testicle Pain
- Testicular Cancer
- Tetanus
- Thalassaemia
- The ‘Male Menopause’
- Thirst (Excessive), see Excessive Thirst
- Thoracic Outlet Syndrome
- Threadworms
- Throat (Sore), see Sore Throat
- Thrombophilia
- Thrush In Men And Women
- Thumb Pain
- Thyroid Cancer
- Thyroiditis
- TIA, see Transient Ischaemic Attack (TIA)
- Tick-Borne Encephalitis (TBE)
- Tics
- Tight Foreskin (Phimosis)
- Tinnitus
- Toe Pain
- Tongue (Sore Or White), see Sore Or White Tongue
- Tongue Cancer, see Mouth Cancer
- Tongue-Tie
- Tonsillitis
- Tooth (Chipped Or Broken), see Chipped, Broken Or Cracked Tooth
- Tooth Decay
- Tooth Knocked Out, see Knocked-Out Tooth
- Toothache
- Topical Corticosteroids
- Total Iron-Binding Capacity (TIBC) And Transferrin Test
- Total Protein Test
- Tourette’s Syndrome
- Toxic Shock Syndrome
- Toxocariasis
- Toxoplasmosis
- Tracheostomy
- Transient Ischaemic Attack (TIA)
- Transurethral Resection Of The Prostate (TURP)
- Travel Vaccinations
- Tremor Or Shaking Hands
- Tremor, see Tremor Or Shaking Hands
- Trichomoniasis
- Trichotillomania (Hair Pulling Disorder)
- Trigeminal Neuralgia
- Trigger Finger
- Trimethylaminuria (‘Fish Odour Syndrome’)
- Tuberculosis (TB)
- Tuberous Sclerosis
- Tummy Ache, see Stomach Ache
- Tummy Bug, see Diarrhoea And Vomiting
- Turner Syndrome
- Twitching Eyes And Muscles
- Type 1 Diabetes
- Type 2 Diabetes
- Typhoid Fever
- Typhus
- Ulcerative Colitis
- Ultrasound Scan
- Umbilical Hernia Repair
- Underactive Thyroid (Hypothyroidism)
- Undescended Testicles
- Unintentional Weight Loss
- Upper Back Pain, see Back Pain
- Urethritis (NGU), see Non-Gonococcal Urethritis
- Urinary Catheter
- Urinary Incontinence
- Urinary Tract Infections (UTIs)
- Urine (Smelly), see Smelly Urine
- Urine Albumin To Creatinine Ratio (ACR)
- Uterine (womb) Cancer, see Womb (Uterus) Cancer
- Uveitis
- Vaginal Cancer
- Vaginal Discharge
- Vaginal Dryness
- Vaginal Pain, see Vulvodynia (Vulval Pain)
- Vaginismus
- Vaginitis
- Varicose Eczema
- Varicose Veins
- Vascular Dementia
- Vasculitis
- Vegetative State, see Disorders Of Consciousness
- Venous Leg Ulcer
- Vertigo
- Vestibular Neuritis, see Labyrinthitis And Vestibular Neuritis
- Vestibular Schwannoma, see Acoustic Neuroma (Vestibular Schwannoma)
- Vitamin B12 Or Folate Deficiency Anaemia
- Vitamins And Minerals
- Vitiligo
- Vomiting Blood
- Vomiting Bug, see Norovirus (Vomiting Bug)
- Vomiting, see Diarrhoea And Vomiting
- Von Willebrand Disease
- Vulval Cancer
- Vulvodynia (Vulval Pain)
- Warts And Verrucas
- Watering Eyes
- Weight Loss (Unexpected), see Unintentional Weight Loss
- Weight Loss (Unintentional), see Unintentional Weight Loss
- Weight Loss Surgery
- Weil’s Disease, see Leptospirosis (Weil’s Disease)
- West Nile Virus
- What To Do If Someone Has A Seizure (Fit)
- Whiplash
- White Blood Cell Count (Low), see Low White Blood Cell Count
- Whitlow Finger, see Herpetic Whitlow (Whitlow Finger)
- Whooping Cough
- Wind, see Farting (Flatulence)
- Winter Vomiting Bug, see Norovirus (Vomiting Bug)
- Wisdom Tooth Removal
- Wolff-Parkinson-White Syndrome
- Womb (Uterus) Cancer
- Worms In Humans
- Wrist Pain