Primary cutaneous actinomycosis.
D000196:Actinomycosis / Q000188:drug therapy / Q000473:pathology; D000328:Adult; D006801:Humans; D008297:Male; D010400:Penicillin G / Q000627:therapeutic use; D010406:Penicillins / Q000627:therapeutic use; D012867:Skin / Q000473:pathology; D017192:Skin Diseases, Bacterial / Q000188:drug therapy / Q000473:pathology