A slowly enlarging painless nodule on the elbow.
Clayton
T H
TH
Department of Dermatology, Leeds General Infirmary, Leeds, UK. timhclay@hotmail.com
Clark
S M
SM
D000293:Adolescent; D002114:Calcinosis / Q000473:pathology* / Q000601:surgery; D004550:Elbow; D006801:Humans; D008297:Male; D012878:Skin Neoplasms / Q000473:pathology* / Q000601:surgery