Aneurysmal bone cyst with doculmented subperiosteal origin.
D000293:Adolescent; D000783:Aneurysm / Q000000981:diagnostic imaging / Q000209:etiology*; D001845:Bone Cysts / Q000000981:diagnostic imaging / Q000209:etiology*; D006801:Humans; D008297:Male; D011859:Radiography