Tension Pneumothorax

In addition to the features of an uncomplicated pneumothorax, note the marked mediastinal shift to the left in this young patient with a right tension pneumothorax.

Pneumothorax – Pleural Disease

The patient’s left pneumothorax is more difficulty to diagnose on this supine film. This study demonstrates the “deep sulcus” sign, with the left costophrenic sulcus descending below the edge of the film. Other clues include a hyperlucent left...