[Pneumomediastinography for tumors and cysts of the mediastinum].
D006801:Humans; D008476:Mediastinal Cyst / Q000000981:diagnostic imaging*; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging*; D011012:Pneumomediastinum, Diagnostic; D011859:Radiography
Nashiiat opit ot pnevmomediatinografiiata pri tumori i kisti na sredostenieto