Fig. 3From: Imaging features and differential diagnoses of non-neoplastic diffuse mediastinal diseasesPneumomediastinum related to tracheo-esophageal injuries. A patient resuscitated after cardiac arrest with pneumomediastinum related to both tracheal and esophageal injuries. The major finding on the chest X-ray (a) was the subcutaneous emphysema. Conversely, the pneumomediastinum is perfectly demonstrated on the axial CT scan (b)Back to article page