Evidence-Based Medical Encyclopedia
Explore thousands of diseases with authoritative clinical information from WHO, CDC, NIH, and international medical guidelines. Every condition features an interactive journey from diagnosis to treatment.
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Featured Conditions
Achalasia
Achalasia is an esophageal motility disorder caused by nerve degeneration, resulting in failure of the lower esophageal sphincter to relax and progressive difficulty swallowing.
Acromegaly
Acromegaly is a hormonal disorder caused by a pituitary tumor producing too much growth hormone, leading to enlarged hands, feet, and facial features.
Acute Coronary Syndrome
Acute Coronary Syndrome is a heart attack or severe angina caused by a sudden blockage in a coronary artery, cutting off blood and oxygen to the heart muscle.
Acne Vulgaris
Acne vulgaris is a common inflammatory skin condition caused by blocked hair follicles and oil glands, leading to pimples, blackheads, and cysts.
Acute Lymphoblastic Leukemia
A rapid-onset blood cancer where immature white blood cells (lymphoblasts) multiply uncontrollably in the bone marrow, crowding out healthy cells.
Acute Kidney Injury
Acute Kidney Injury is a sudden loss of kidney function, often due to decreased blood flow, toxins, or blockages, leading to a dangerous buildup of waste and fluids.
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Fibromyalgia
A chronic disorder causing widespread body pain, severe fatigue, and brain fog, stemming from how the brain processes pain.
Achalasia
Achalasia is an esophageal motility disorder caused by nerve degeneration, resulting in failure of the lower esophageal sphincter to relax and progressive difficulty swallowing.
Autosomal Dominant Polycystic Kidney Disease
A genetic disease where hundreds of large cysts grow inside the kidneys, destroying their ability to filter blood and causing massively enlarged kidneys, high blood pressure, and kidney failure.
Liver Cirrhosis
Extensive scarring of the liver caused by long-term damage, leading to liver failure, portal hypertension, and severe systemic complications.
Cushing Syndrome
A hormonal disorder caused by prolonged exposure to inappropriately high levels of cortisol.
Chronic Kidney Disease
Irreversible, progressive decline in kidney function occurring over months to years.
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Dilated Cardiomyopathy
A condition in which the heart's main pumping chamber becomes enlarged and weakened, reducing its ability to pump blood effectively.
Intussusception
A pediatric emergency where the bowel folds into itself like a telescope, causing severe cramping and blocking the intestine.
Polymyalgia Rheumatica
An inflammatory condition seen in older adults causing severe aching and morning stiffness in the shoulders, neck, and hips, responding remarkably well to low-dose steroids.
Bladder Cancer
A common malignancy of the urinary tract, heavily linked to smoking, typically presenting as painless blood in the urine, and treated with surgery and immunotherapy/chemotherapy.
Neurofibromatosis Type 1
A genetic condition causing tumors to grow on nerves throughout the body, along with characteristic skin spots and bone abnormalities.
Acute Kidney Injury
Acute Kidney Injury is a sudden loss of kidney function, often due to decreased blood flow, toxins, or blockages, leading to a dangerous buildup of waste and fluids.
Hodgkin Lymphoma
A highly curable lymphatic cancer marked by painless swollen lymph nodes and the presence of unique Reed-Sternberg cells.
Acute Pericarditis
Acute pericarditis is an inflammation of the sac surrounding the heart, causing sharp chest pain that gets worse with deep breathing but feels better when sitting up and leaning forward.
Focal Segmental Glomerulosclerosis
A progressive kidney disease characterized by focal and segmental scarring of glomeruli, commonly presenting as nephrotic syndrome and leading to renal failure if untreated.
Hemophilia
A genetic bleeding disorder where the blood doesn't clot properly due to missing clotting factors, leading to frequent bleeding into joints and muscles.
Amyotrophic Lateral Sclerosis
A fatal disease involving progressive destruction of both upper and lower motor neurons, causing devastating muscle weakness, paralysis, and death via respiratory failure usually within 3-5 years.
Hyperosmolar Hyperglycemic State
A critical diabetic emergency marked by extreme high blood sugar and profound dehydration, mostly in type 2 diabetes.