Medical

Purpura Definition: Purpura, also called blood spots or skin hemorrhages refers to purple-colored spots that are most recognizable on the skin. The spots may also…

Lupus Definition: Lupus is a chronic autoimmune disease in which the body’s immune system becomes hyperactive and attacks normal, healthy tissue. Lupus is systemic, meaning…

Blister Definition: A blister, which is also called a vesicle by medical professionals, is a raised portion of skin that is filled with fluid. It…

Frostbite Definition: Frostbite is an injury caused by freezing of the skin and underlying tissues. In extreme cases, muscle, nerves, and blood vessels may also…

Gangrene Definition: Gangrene is a condition that occurs when body tissue dies when a lack of blood supply in some part of the body, often…

Gas Gangrene Definition: Gas gangrene is the death of body tissue, which is also known as clostridial myonecrosis and myonecrosis. Clostridial myonecrosis, a type of…

Collagenase Definition: Collagenase is an enzyme that breaks down collagen in damaged tissues within the skin and helps the body generate new healthy tissue. It…

About Osteoarthritis Definition: Osteoarthritis (OA) is the most common type of arthritis and is seen especially among older people. It is also known as degenerative…

Psoriatic Arthritis Definition: Psoriatic arthritis (PsA) is a chronic autoimmune disease characterized by a form of inflammation of the skin (psoriasis) and joints (inflammatory arthritis).…

Pulmonary-Renal Syndrome Definition: Pulmonary-renal syndrome (PRS) is a symptom complex with simultaneous involvement of the kidneys and lungs. PRS is associated with a high rate…

Goodpasture Syndrome Definition: Goodpasture syndrome (GP S) is a rare disease that can involve quickly worsening kidney failure and lung disease. It is also known…

Neuroleptic Malignant Syndrome Definition: Neuroleptic malignant syndrome (NMS) is a rare but potentially life-threatening reaction to the use of almost any of a group of…