Health library
Health conditions library — symptoms, causes & when to see a doctor
Clear, plain-language guides to the conditions people actually search for — what they feel like, what causes them, how they are treated, and the warning signs that mean you should talk to a doctor today.
Esta información es solo orientativa de carácter general y no constituye un consejo médico. Consulta siempre a un profesional sanitario cualificado para cualquier asunto médico personal. En caso de emergencia, llama al número de emergencias de tu zona.
General Practice
General Practice
Malaria
Also: fever sickness
General Practice
Typhoid Fever
Also: typhoid, enteric fever
General Practice
Cholera
Also: severe watery diarrhoea, rice-water stool illness
General Practice
Lassa Fever
Also: rat fever, viral haemorrhagic fever
General Practice
Yellow Fever
Also: yellow jack
General Practice
Dengue Fever
Also: breakbone fever
General Practice
Mpox (Monkeypox)
Also: monkeypox
General Practice
Hernia
Also: rupture, groin swelling
General Practice
Chronic Cough
Also: persistent cough, long-term cough
General Practice
Infectious Mononucleosis
Also: mono, glandular fever, the kissing disease
General Practice
Pleurisy
Also: pleuritis, inflammation of the lung lining
General Practice
Respiratory Syncytial Virus (RSV)
Also: RSV, respiratory syncytial virus infection
Family Medicine
Family Medicine
COVID-19
Also: coronavirus, covid
Family Medicine
Common Cold
Also: catarrh, cold
Family Medicine
Influenza (Flu)
Also: flu, seasonal flu
Family Medicine
Intestinal Worms
Also: worm infestation, stomach worms
Family Medicine
Urinary Tract Infection (UTI)
Also: bladder infection, cystitis
Family Medicine
Gonorrhoea
Also: the clap, the drip
Family Medicine
Chlamydia
Also: silent STI
Family Medicine
Syphilis
Also: the pox
Pediatrics
Pediatrics
Measles
Also: red rash fever
Pediatrics
Chickenpox
Also: varicella
Pediatrics
Mumps
Also: swollen cheeks disease
Pediatrics
Rubella (German Measles)
Also: German measles, three-day measles
Pediatrics
Whooping Cough (Pertussis)
Also: pertussis, 100-day cough
Pediatrics
Diarrhoea in Children
Also: running stomach in children, purging
Pediatrics
Febrile Convulsions
Also: fever fits, convulsion from fever
Pediatrics
Neonatal Jaundice
Also: yellow baby, jaundice in newborns
Pediatrics
Colic
Also: infantile colic, excessive infant crying
Pediatrics
Croup
Also: laryngotracheobronchitis, barking cough illness
Pediatrics
Intussusception
Also: bowel telescoping, intestinal obstruction in children
Pediatrics
Pinworms
Also: threadworms, enterobiasis
Pediatrics
Roseola
Also: sixth disease, roseola infantum, exanthem subitum
Pediatrics
Slapped Cheek Syndrome
Also: fifth disease, erythema infectiosum, parvovirus B19 infection
Pediatrics
Oral Thrush in Babies
Also: oral candidiasis, infant thrush
Obstetrics & Gynecology
Obstetrics & Gynecology
Uterine Fibroids
Also: fibroid, womb growths
Obstetrics & Gynecology
Polycystic Ovary Syndrome (PCOS)
Also: PCOS, ovarian cysts syndrome
Obstetrics & Gynecology
Female Infertility
Also: difficulty conceiving, delay in childbearing
Obstetrics & Gynecology
Malaria in Pregnancy
Also: pregnancy malaria
Obstetrics & Gynecology
Preeclampsia & Eclampsia
Also: pregnancy hypertension, toxaemia
Obstetrics & Gynecology
Ectopic Pregnancy
Also: tubal pregnancy, pregnancy outside the womb
Obstetrics & Gynecology
Pelvic Inflammatory Disease (PID)
Also: pelvic infection, womb infection
Obstetrics & Gynecology
Painful Periods (Dysmenorrhoea)
Also: menstrual cramps, period pain
Obstetrics & Gynecology
Vaginal Yeast Infection (Candidiasis)
Also: candida, toilet infection (commonly mislabelled)
Obstetrics & Gynecology
Bacterial Vaginosis
Also: BV
Obstetrics & Gynecology
Endometriosis
Also: endo
Obstetrics & Gynecology
Mastitis
Also: breast inflammation
Obstetrics & Gynecology
Menopause
Also: the change, perimenopause
Obstetrics & Gynecology
Ovarian Cysts
Also: ovarian cyst
Obstetrics & Gynecology
Premenstrual Dysphoric Disorder
Also: PMDD, severe PMS
Internal Medicine
Internal Medicine
HIV/AIDS
Also: HIV, retroviral infection
Internal Medicine
Tuberculosis (TB)
Also: TB, chronic cough disease
Internal Medicine
Pneumonia
Also: chest infection, lung infection
Internal Medicine
Asthma
Also: wheezing sickness
Internal Medicine
Chronic Obstructive Pulmonary Disease (COPD)
Also: smoker's lung, chronic bronchitis and emphysema
Internal Medicine
Anaemia
Also: low blood count, low iron
Internal Medicine
Sickle Cell Disease
Also: SS, sickle cell anaemia
Internal Medicine
Gout
Also: big toe arthritis, uric acid arthritis
Internal Medicine
Rheumatoid Arthritis
Also: RA, inflammatory arthritis
Internal Medicine
Bronchiectasis
Also: bronchial dilation, chronic bronchial widening
Internal Medicine
Hemolytic Anemia
Also: haemolytic anemia, hemolysis, red cell breakdown anemia
Internal Medicine
Low Sodium (Hyponatremia)
Also: hyponatremia, low blood sodium, water intoxication
Internal Medicine
Interstitial Lung Disease
Also: ILD, pulmonary fibrosis, lung scarring
Internal Medicine
Iron-Deficiency Anemia
Also: low iron anemia, iron deficiency anaemia, IDA
Internal Medicine
Lyme Disease
Also: Lyme, Lyme borreliosis
Internal Medicine
Obstructive Sleep Apnea
Also: OSA, sleep apnoea, obstructive sleep apnoea
Internal Medicine
Pulmonary Embolism
Also: PE, blood clot in the lung, lung clot
Internal Medicine
Vitamin B12 Deficiency Anemia
Also: B12 deficiency, pernicious anemia, megaloblastic anemia
Cardiology
Cardiology
Hypertension (High Blood Pressure)
Also: high BP, high blood pressure
Cardiology
Heart Failure
Also: weak heart, congestive heart failure
Cardiology
Heart Attack
Also: myocardial infarction, cardiac arrest (commonly confused)
Cardiology
High Cholesterol
Also: high lipids, dyslipidaemia
Cardiology
Deep Vein Thrombosis (DVT)
Also: blood clot in the leg, DVT
Cardiology
Varicose Veins
Also: twisted veins, rope-like leg veins
Cardiology
Aortic Stenosis
Also: narrowed aortic valve, aortic valve disease
Cardiology
Atrial Fibrillation
Also: AFib, AF, irregular heartbeat
Cardiology
Cardiomyopathy
Also: heart muscle disease, enlarged heart
Cardiology
High Blood Pressure
Also: hypertension, raised blood pressure, the silent killer
Cardiology
Pericarditis
Also: inflammation of the heart lining, swelling around the heart
Cardiology
Peripheral Artery Disease
Also: PAD, peripheral vascular disease, poor circulation in the legs
Cardiology
Supraventricular Tachycardia
Also: SVT, fast heart rhythm, racing heart
Dermatology
Dermatology
Eczema (Atopic Dermatitis)
Also: craw-craw (itchy skin), atopic dermatitis
Dermatology
Acne (Pimples)
Also: pimples, spots
Dermatology
Ringworm & Fungal Skin Infections
Also: ifo, skin fungus
Dermatology
Scabies
Also: craw-craw, itch mite
Dermatology
Boils & Skin Abscesses
Also: boil, abscess
Dermatology
Hives (Urticaria)
Also: nettle rash, sudden itchy welts
Dermatology
Psoriasis
Also: scaly skin disease
Dermatology
Athlete's Foot
Also: tinea pedis, foot fungus
Dermatology
Cellulitis
Also: skin and soft tissue infection
Dermatology
Impetigo
Also: school sores, bacterial skin infection
Dermatology
Rosacea
Also: acne rosacea, facial redness
Dermatology
Seborrhoeic Dermatitis
Also: seborrheic dermatitis, seborrhoeic eczema, dandruff (mild form), cradle cap (in babies)
Dermatology
Shingles
Also: herpes zoster, zoster
Dermatology
Vitiligo
Also: leucoderma, skin pigment loss
Psychiatry
Psychiatry
Depression
Also: clinical depression, low mood illness
Psychiatry
Bipolar Disorder
Also: manic depression, mood swings illness
Psychiatry
Schizophrenia
Also: psychotic illness
Psychiatry
Substance & Alcohol Use Disorder
Also: drug addiction, alcohol problem
Psychiatry
Postpartum Depression
Also: depression after childbirth, baby blues (severe)
Psychiatry
Attention-Deficit/Hyperactivity Disorder (ADHD) in Adults
Also: ADHD, ADD
Psychiatry
Anorexia Nervosa
Also: Anorexia
Psychiatry
Bulimia Nervosa
Also: Bulimia
Psychiatry
Generalised Anxiety Disorder (GAD)
Also: GAD, Chronic anxiety
Psychiatry
Obsessive-Compulsive Disorder (OCD)
Also: OCD
Psychiatry
Panic Disorder
Also: Recurrent panic attacks
Psychiatry
Postnatal Depression
Also: Postpartum depression, PND, PPD
Psychiatry
Social Anxiety Disorder
Also: Social phobia
Psychology
Dentistry
Ophthalmology
Ophthalmology
Conjunctivitis (Apollo)
Also: Apollo, pink eye
Ophthalmology
Glaucoma
Also: silent thief of sight, eye pressure disease
Ophthalmology
Cataract
Also: clouded lens, white pupil
Ophthalmology
Diabetic Eye Disease (Retinopathy)
Also: diabetes eye problem
Ophthalmology
Refractive Error (Blurred Vision)
Also: short-sightedness, long-sightedness, astigmatism
Ophthalmology
Dry Eye
Also: Dry eye syndrome, Dry eye disease, Keratoconjunctivitis sicca
Ear, Nose & Throat
Ear, Nose & Throat
Tonsillitis
Also: swollen tonsils, throat infection
Ear, Nose & Throat
Sinusitis
Also: sinus infection, blocked sinuses
Ear, Nose & Throat
Middle Ear Infection (Otitis Media)
Also: ear infection, ear pain in children
Ear, Nose & Throat
Allergic Rhinitis
Also: hay fever, dust allergy, constant catarrh
Ear, Nose & Throat
Nosebleed (Epistaxis)
Also: bleeding nose
Ear, Nose & Throat
Hearing Loss
Also: deafness, hard of hearing
Ear, Nose & Throat
Vertigo & Dizziness
Also: spinning sensation, balance problem
Ear, Nose & Throat
Earwax Blockage
Also: Impacted earwax, Cerumen impaction, Blocked ear
Ear, Nose & Throat
Meniere's Disease
Also: Meniere disease, Endolymphatic hydrops
Ear, Nose & Throat
Swimmer's Ear
Also: otitis externa, outer ear infection
Ear, Nose & Throat
Tinnitus
Also: Ringing in the ears, Ear noise
Orthopedics
Orthopedics
Osteoarthritis
Also: wear-and-tear arthritis, knee arthritis
Orthopedics
Low Back Pain
Also: waist pain, backache
Orthopedics
Sciatica
Also: leg nerve pain, pinched nerve in the back
Orthopedics
Fractures (Broken Bones)
Also: broken bone
Orthopedics
Bursitis
Also: inflamed bursa, housemaid's knee (knee bursitis)
Orthopedics
Carpal Tunnel Syndrome
Also: median nerve compression, CTS
Orthopedics
Tennis Elbow
Also: lateral epicondylitis, lateral elbow tendinopathy
Neurology
Neurology
Stroke
Also: brain attack, partial paralysis
Neurology
Migraine
Also: serious headache, half-head headache
Neurology
Epilepsy
Also: seizure disorder, fits
Neurology
Meningitis
Also: brain fever, CSM
Neurology
Bell's Palsy
Also: facial paralysis, one-sided face weakness
Neurology
Peripheral Neuropathy
Also: nerve pain in feet, numb feet and hands
Neurology
Bell Palsy
Also: Bell's palsy, facial nerve palsy, idiopathic facial paralysis
Neurology
Cluster Headache
Also: suicide headache, histamine headache
Neurology
Multiple Sclerosis
Also: MS, demyelinating disease
Neurology
Parkinson Disease
Also: Parkinson's, Parkinsonism
Neurology
Restless Legs Syndrome
Also: RLS, Willis-Ekbom disease
Neurology
Transient Ischemic Attack
Also: TIA, mini-stroke, warning stroke
Neurology
Trigeminal Neuralgia
Also: tic douloureux, facial nerve pain
Endocrinology
Endocrinology
Type 1 Diabetes
Also: insulin-dependent diabetes, juvenile diabetes
Endocrinology
Type 2 Diabetes
Also: sugar disease, adult-onset diabetes
Endocrinology
Diabetic Foot
Also: diabetes foot ulcer, foot sore in diabetes
Endocrinology
Hyperthyroidism (Overactive Thyroid)
Also: overactive thyroid, thyrotoxicosis
Endocrinology
Hypothyroidism (Underactive Thyroid)
Also: underactive thyroid, low thyroid
Endocrinology
Addison's Disease (Adrenal Insufficiency)
Also: Primary adrenal insufficiency, Adrenal insufficiency, Hypoadrenalism
Endocrinology
Cushing's Syndrome
Also: Hypercortisolism, Cushing's disease (pituitary cause)
Endocrinology
Hashimoto's Thyroiditis
Also: Hashimoto's disease, Chronic autoimmune thyroiditis, Chronic lymphocytic thyroiditis
Endocrinology
Hyperparathyroidism
Also: Overactive parathyroid, Primary hyperparathyroidism, High parathyroid hormone
Endocrinology
Metabolic Syndrome
Also: Syndrome X, Insulin resistance syndrome, Dysmetabolic syndrome
Endocrinology
Polycystic Ovary Syndrome (PCOS)
Also: PCOS, Polycystic ovarian syndrome, Stein-Leventhal syndrome
Endocrinology
Prediabetes
Also: Impaired glucose tolerance, Impaired fasting glucose, Borderline diabetes
Endocrinology
Vitamin D Deficiency
Also: low vitamin D, hypovitaminosis D
Urology
Urology
Male Infertility
Also: low sperm count, difficulty fathering a child
Urology
Erectile Dysfunction
Also: weak erection, impotence
Urology
Premature Ejaculation
Also: quick release, early ejaculation
Urology
Prostate Enlargement (BPH)
Also: enlarged prostate, BPH
Urology
Kidney Stones
Also: renal stones, stone in the kidney
Urology
Blood in the Urine (Hematuria)
Also: hematuria, haematuria, red urine
Urology
Hydrocele
Also: fluid around the testicle, scrotal fluid swelling
Urology
Interstitial Cystitis
Also: painful bladder syndrome, bladder pain syndrome
Urology
Low Testosterone
Also: hypogonadism, testosterone deficiency, low T
Urology
Peyronie's Disease
Also: penile curvature, penile scar tissue
Urology
Phimosis
Also: tight foreskin, non-retractable foreskin
Urology
Testicular Torsion
Also: twisted testicle, spermatic cord torsion
Urology
Urinary Incontinence
Also: bladder leakage, loss of bladder control
Urology
Varicocele
Also: scrotal varicose veins, enlarged scrotal veins
Nephrology
Nephrology
Chronic Kidney Disease
Also: kidney failure, CKD
Nephrology
Acute Kidney Injury
Also: sudden kidney failure, AKI
Nephrology
High Potassium (Hyperkalemia)
Also: hyperkalemia, high blood potassium, elevated potassium
Nephrology
Kidney Infection
Also: pyelonephritis, upper urinary tract infection, renal infection
Gastroenterology
Gastroenterology
Hepatitis B
Also: Hep B, HBV
Gastroenterology
Hepatitis C
Also: Hep C, HCV
Gastroenterology
Peptic Ulcer
Also: stomach ulcer, ulcer
Gastroenterology
Acid Reflux (GERD)
Also: heartburn, acid reflux
Gastroenterology
Liver Disease & Cirrhosis
Also: liver damage, end-stage liver disease
Gastroenterology
Haemorrhoids (Piles)
Also: piles, rectal swelling
Gastroenterology
Constipation
Also: hard stool, difficulty toileting
Gastroenterology
Appendicitis
Also: appendix pain
Gastroenterology
Food Poisoning & Gastroenteritis
Also: stomach upset, running stomach
Gastroenterology
Coeliac Disease
Also: celiac disease, gluten-sensitive enteropathy, coeliac sprue
Gastroenterology
Crohn's Disease
Also: Crohn disease, regional enteritis, IBD (Crohn's type)
Gastroenterology
Diverticulitis
Also: diverticular disease (when inflamed), colonic diverticulitis
Gastroenterology
Gallstones
Also: cholelithiasis, gallbladder stones, biliary calculi
Gastroenterology
Irritable Bowel Syndrome (IBS)
Also: IBS, spastic colon, irritable colon
Gastroenterology
Non-Alcoholic Fatty Liver Disease (NAFLD)
Also: fatty liver, NAFLD, metabolic-associated fatty liver disease, MASLD
Gastroenterology
Ulcerative Colitis
Also: UC, IBD (colitis type)
Oncology
Nutrition & Dietetics
Nutrition & Dietetics
Obesity & Overweight
Also: excess weight, big body
Nutrition & Dietetics
Malnutrition in Children
Also: kwashiorkor, marasmus, failure to thrive
Nutrition & Dietetics
Malnutrition (Undernutrition)
Also: undernutrition, protein-energy malnutrition, being underweight from poor nutrition
Nutrition & Dietetics
Vitamin B12 Deficiency
Also: B12 deficiency, cobalamin deficiency, pernicious anemia (one cause)
Physiotherapy
Physiotherapy
Frozen Shoulder
Also: stiff shoulder, adhesive capsulitis
Physiotherapy
Neck Pain
Also: stiff neck, cervical pain
Physiotherapy
Sprains & Strains
Also: twisted ankle, pulled muscle
Physiotherapy
Fibromyalgia
Also: fibromyalgia syndrome, chronic widespread pain
Physiotherapy
Plantar Fasciitis
Also: heel pain, plantar fasciopathy
Physiotherapy
Shin Splints
Also: medial tibial stress syndrome
Physiotherapy
Tendinopathy
Also: tendinitis, tendinosis, tendon overuse injury