Figure 031_2674.

Presentation of pneumomediastinum and associated complications. A posteroanterior (PA) chest radiograph of a patient with extensive air leakage demonstrates pneumomediastinum (white arrows), subcutaneous emphysema (red arrows), and pneumoperitoneum (black arrows).

Figure 031_2674.  Presentation of pneumomediastinum and associated complications. A posteroanterior (PA) chest radiograph of a patient with extensive air leakage demonstrates pneumomediastinum (white arrows), subcutaneous emphysema (red arrows), and pneumoperitoneum (black arrows).