title: Extremely large frontal sinus (pneumatocele): an unusual variant.
authors: Department of Neurosurgery, Wonkwang University School of Medicine, 344-2 Shinyong-dong, Iksan, 570-749, Korea. kseom@wonkwang.ac.kr
authors: Ki Seong
authors: KS
authors: Eom
authors: Tae Young
authors: TY
authors: Kim
mesh_terms: D005626:Frontal Sinus / Q000002:abnormalities* / Q000000981:diagnostic imaging; D006801:Humans; D033162:Incidental Findings; D008297:Male; D008875:Middle Aged; D011859:Radiography