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
Imaging findings Section: The plain chest radiograph showed widening of the superior mediastinum as the lone significant finding ( Figure 1 ).
Imaging CXR; may be normal or mediastinum widened.