[A case of ecchondroma in the rib appearing as a coin lesion on chest x-ray film (author's transl)].
D000328:Adult; D001859:Bone Neoplasms / Q000000981:diagnostic imaging*; D002812:Chondroma / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D013902:Radiography, Thoracic; D012272:Ribs