title: Keratoacanthoma of nailbed: a report of two cases.
mesh_terms: D006801:Humans; D007636:Keratoacanthoma / Q000000981:diagnostic imaging / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009262:Nails / Q000000981:diagnostic imaging / Q000473:pathology*; D011859:Radiography; D013933:Thumb