title: JAAD Grand Rounds quiz. Adult with red-brown nodules and plaques.
authors.affiliation: Houston, Texas.
authors.forename: Farhan
authors.initials: F
authors.lastname: Khan
authors.affiliation: Houston, Texas.
authors.forename: C Stanley
authors.initials: CS
authors.lastname: Chan
authors.affiliation: Houston, Texas.
authors.forename: Todd M
authors.initials: TM
authors.lastname: LeLeux
authors.affiliation: Houston, Texas.
authors.forename: A Hafeez
authors.initials: AH
authors.lastname: Diwan
authors.affiliation: Houston, Texas.
authors.forename: Sylvia
authors.initials: S
authors.lastname: Hsu
mesh_terms: D001707:Biopsy, Needle; D002446:Celiac Disease / Q000150:complications* / Q000175:diagnosis; D003622:Dapsone / Q000627:therapeutic use; D003924:Diabetes Mellitus, Type 2 / Q000150:complications* / Q000175:diagnosis; D005500:Follow-Up Studies; D006801:Humans; D017495:Hyperpigmentation / Q000150:complications / Q000175:diagnosis; D007150:Immunohistochemistry; D008297:Male; D008875:Middle Aged; D035583:Rare Diseases; D018570:Risk Assessment; D012720:Severity of Illness Index; D012867:Skin / Q000473:pathology; D056164:Teaching Rounds; D016896:Treatment Outcome; D018366:Vasculitis, Leukocytoclastic, Cutaneous / Q000150:complications* / Q000175:diagnosis / Q000188:drug therapy / Q000473:pathology*
chemical_list: D003622:Dapsone