title: Erythematous plaques involving calves--quiz case.
authors.affiliation: University of California, San Francisco, CA, USA.
authors.forename: Charles
authors.initials: C
authors.lastname: Chiang
authors.forename: Brook
authors.initials: B
authors.lastname: Brouha
authors.forename: Laura
authors.initials: L
authors.lastname: Romero
mesh_terms: D001706:Biopsy; D003937:Diagnosis, Differential; D004890:Erythema / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007866:Leg; D008297:Male; D008875:Middle Aged; D009230:Myxedema / Q000150:complications* / Q000175:diagnosis