capillaritis causes - Health Topics
Learn about capillaritis, a condition causing red or purple skin spots, including symptoms, causes, and treatment options. What is capillaritis? Capillaritis is a harmless skin condition in which there are reddish-brown patches caused by leaky capillaries.
Understanding the Context
It is also known as pigmented purpura. Capillaritis, also known as pigmented purpura, is a skin condition in which red and brown dots and patches appear on the skin. It usually affects the lower legs and does not cause any symptoms. The pigmented purpuric dermatoses (PPD), also known as capillaritis, purpura simplex, and inflammatory purpura without vasculitis, are a group of chronic, benign, cutaneous eruptions characterized by the presence of petechiae, purpura, and increased skin pigmentation.
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Key Insights
Capillaritis is a condition where inflammation of the tiniest blood vessels in the skin results in leakage of blood and petechiae (tiny spots of bleeding under the skin that do not blanche when you press on them). Capillaritis (also known as benign pigmented purpura and pigmented purpuric dermatosis [PPD]) is a dermatologic condition resulting from inflammation and disruption of papillary dermal vessels, with subsequent extravasation of red blood cells. The pigmented purpuric dermatoses (syn. capillaritis) are a group of chronic skin conditions of mostly unknown aetiology that have a very distinctive clinical appearance. Capillaritis is where the capillaries, usually of the legs or lungs, are inflamed, [1] allowing blood cells to pass through.
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[2] It may occur in the lungs as pulmonary capillaritis, [3] or in the skin as pigmented purpuric dermatosis. Capillaritis usually affects otherwise healthy people.