title: Erythematous Plaques and Violaceous Nodules on Extensor Surfaces.
authors.affiliation: Howard University College of Medicine, Washington, DC.
authors.forename: Andrew Raul
authors.initials: AR
authors.lastname: Villanueva
authors.affiliation: Department of Dermatology, Howard University Hospital, Washington, DC.
authors.forename: Laurence
authors.initials: L
authors.lastname: Bradley
authors.affiliation: Department of Dermatology, Howard University Hospital, Washington, DC.
authors.forename: Ife
authors.initials: I
authors.lastname: Rodney
mesh_terms: D000368:Aged; D001706:Biopsy; D003937:Diagnosis, Differential; D004890:Erythema / Q000473:pathology*; D005260:Female; D006801:Humans; D017495:Hyperpigmentation / Q000473:pathology*; D012867:Skin / Q000473:pathology; D018366:Vasculitis, Leukocytoclastic, Cutaneous / Q000175:diagnosis* / Q000473:pathology*