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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Amoebic Liver Abscess
A liver infection caused by an amoeba parasite, leading to a pus-filled cavity, high fever, and right upper belly pain.
Hepatitis B Virus Infection
A viral liver infection that can become chronic, leading to progressive liver damage, cirrhosis, and a high risk of liver cancer.
Friedreich Ataxia
A progressive autosomal recessive neurodegenerative disease causing ataxia, sensory loss, and severe hypertrophic cardiomyopathy, driven by a GAA expansion in the FXN gene.
Cluster Headaches
Extremely severe, unilateral headaches occurring in daily bouts, accompanied by eye tearing and nasal congestion, often driving the patient to physical agitation.
Pernicious Anemia
An autoimmune disease causing lack of intrinsic factor, preventing Vitamin B12 absorption, and resulting in severe anemia and progressive nerve damage.
Pneumothorax
Air trapped in the chest cavity outside the lung, causing the lung to partially or completely collapse, resulting in sudden chest pain and breathlessness.
Herpes Zoster
Reactivation of the chickenpox virus causing a painful, blistering skin rash confined to one side of the body in a specific nerve distribution (dermatome).
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.
Alcoholic Hepatitis
A life-threatening, acute inflammation of the liver caused by heavy alcohol use, presenting with rapid-onset jaundice and liver swelling.
Bacterial Meningitis
An acute, life-threatening bacterial infection of the brain and spinal cord membranes presenting with fever, headache, and stiff neck, requiring emergent antibiotic treatment.
Gout
A severely painful form of inflammatory arthritis caused by the buildup of uric acid crystals in joints, often starting in the big toe.
Severe Hidradenitis Suppurativa
An advanced, severe inflammatory skin condition causing deep, painful boils, interconnecting tunnels, and extensive scarring in the armpits and groin.