A chest radiograph demonstrates mediastinal widening and a CT scan demonstrates mediastinal gas.
Imaging CXR; may be normal or mediastinum widened. Management Thoracotomy to confirm diagnosis or relieve obstruction. Segen's Medical Dictionary. © 2012 Farlex, Inc.
Michael Gibson, M.S., M.D.  Associate Editor(s)-in-Chief: Anthony Gallo, B.S.  Overview On chest x-ray, mediastinitis may be characterized by calcification, widening