title: Photo quiz. Darkened distal legs.
authors.affiliation: Howard University Hospital, Washington, DC 20006, USA.
authors.forename: Ahmed
authors.initials: A
authors.lastname: Heshmat
authors.forename: Thomas
authors.initials: T
authors.lastname: Gaiter
authors.forename: Okey A
authors.initials: OA
authors.lastname: Ibeanu
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006111:Graves Disease / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D007868:Leg Dermatoses / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D009230:Myxedema / Q000150:complications / Q000175:diagnosis* / Q000473:pathology