title: Differential diagnosis of hypersensitivity vasculitis.
authors: Department of Rheumatology and Immunology, Cleveland Clinic Foundation, OH 44195.
authors: L H
authors: LH
authors: Calabrese
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D018366:Vasculitis, Leukocytoclastic, Cutaneous / Q000175:diagnosis* / Q000209:etiology