Hypersensitivity Vasculitis, also known as vasculitis, leukocytoclastic, cutaneous, is related to cryoglobulinemia and urticaria, and has symptoms including purpura An important gene associated with Hypersensitivity Vasculitis is PRTN3 (Proteinase 3), and among its related pathways/superpathways are Metabolism of proteins and Innate Immune System. The drugs Dapsone and Folic acid have been mentioned in the context of this disorder. Affiliated tissues include skin and neutrophil, and related phenotypes are homeostasis/metabolism and growth/size/body region