Clinical & Medical Disease Vault
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
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 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.
Acute Bronchitis
A self-limiting, mostly viral inflammation of the large airways causing a persistent cough lasting 1-3 weeks.
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.
Acute Cholecystitis
Acute inflammation of the gallbladder, mostly due to gallstone obstruction of the cystic duct, causing severe right upper quadrant pain.
Acromegaly
Acromegaly is a hormonal disorder caused by a pituitary tumor producing too much growth hormone, leading to enlarged hands, feet, and facial features.
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Schizophrenia
A chronic, severe mental disorder characterized by hallucinations, delusions, disorganized thinking, and emotional flattening, causing severe functional impairment.
Henoch-Schonlein Purpura
A childhood vasculitis presenting with a purpuric rash on the legs, joint pain, abdominal pain, and kidney involvement.
Allergic Bronchopulmonary Aspergillosis
An allergic lung reaction to Aspergillus fungus seen in asthma and cystic fibrosis patients, causing wheezing, brownish mucus plugs, and eventually permanent lung damage if not treated.
Hypertrophic Cardiomyopathy
A genetic condition causing abnormal thickening of the heart muscle, leading to breathing problems, chest pain, and a risk of sudden cardiac death.
Small Cell Lung Cancer
A very fast-growing, aggressive lung cancer strongly linked to heavy smoking, presenting centrally in the chest and often spreading early to the brain and other organs.
Mitral Regurgitation
A valvular disorder where the mitral valve fails to close completely, allowing blood to flow backward into the left atrium during ventricular contraction.
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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.
Acute Cholecystitis
Acute inflammation of the gallbladder, mostly due to gallstone obstruction of the cystic duct, causing severe right upper quadrant pain.
Benign Paroxysmal Positional Vertigo
Brief, intense spells of spinning dizziness triggered by looking up, rolling over in bed, or sudden head movements.
Hirschsprung Disease
A birth defect where missing nerve cells in the distal colon cause functional bowel obstruction, preventing newborns from passing meconium.
Trigeminal Neuralgia
A nerve disorder causing sudden, severe, electric shock-like pain in the face, often triggered by simple actions like brushing teeth or chewing.
Arterial Blood Gas Disorders
Dangerous imbalances in the blood's acidity and oxygen levels caused by severe lung, kidney, or metabolic diseases. Diagnosis requires drawing blood directly from an artery.
Hyperprolactinemia
Elevated prolactin hormone levels, usually from a benign pituitary tumor, causing milky nipple discharge and infertility.
Acromegaly
Acromegaly is a hormonal disorder caused by a pituitary tumor producing too much growth hormone, leading to enlarged hands, feet, and facial features.
Carpal Tunnel Syndrome
Numbness, tingling, and pain in the hand caused by a pinched nerve in the wrist.
Aplastic Crisis
A rapid, severe drop in hemoglobin with absent reticulocytes in a patient with chronic hemolytic anemia, typically due to Parvovirus B19 infection.
Actinomycosis
A chronic bacterial infection causing indurated, woody masses and sinus tracts draining 'sulfur granules,' usually in the jaw or face.
Autoimmune Hepatitis
A chronic liver disease where the immune system attacks hepatocytes, characterized by elevated transaminases, autoantibodies, and IgG, treated with immunosuppressants.