title: An unusual case of hypersensitivity vasculitis probably due to allopurinol.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000493:Allopurinol / Q000009:adverse effects* / Q000627:therapeutic use; D004342:Drug Hypersensitivity / Q000209:etiology*; D005260:Female; D006801:Humans; D007676:Kidney Failure, Chronic / Q000150:complications / Q000188:drug therapy; D008297:Male; D008875:Middle Aged; D009920:Orchitis / Q000139:chemically induced*; D014657:Vasculitis / Q000139:chemically induced*
chemical_list: D000493:Allopurinol