Cutaneous small-vessel vasculitis

Cutaneous small-vessel vasculitis
Other namesHypersensitivity vasculitis, allergic vasculitis
Example of hypersensitivity vasculitis
SpecialtyRheumatology, Immunology

Cutaneous small-vessel vasculitis (CSVV) is inflammation of small blood vessels, usually accompanied by small lumps beneath the skin.: 831  The condition is also known as hypersensitivity vasculitis, cutaneous leukocytoclastic vasculitis, hypersensitivity angiitis, cutaneous leukocytoclastic angiitis, cutaneous necrotizing vasculitis and cutaneous necrotizing venulitis,

It is the most common form of vasculitis seen in clinical practice, usually caused by inflammation of post-capillary venules in the dermis).

"Leukocytoclastic" (literally meaning 'leukocyte-destroying') refers to the damage caused by nuclear debris from infiltrating neutrophils in and around the vessels.

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