title: Leukocytoclastic vasculitis in hairy cell leukemia (leukemic reticuloendotheliosis).
mesh_terms: D006801:Humans; D007943:Leukemia, Hairy Cell / Q000150:complications* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012867:Skin / Q000473:pathology; D014657:Vasculitis / Q000150:complications* / Q000473:pathology