Fig. 1.

Upper panel (Case 1): Chest X-rays showing right-sided pneumothorax, pneumo-mediastinum and subcutaneous emphysema (left) that was confirmed (barcode sign) by the M-mode of the lung ultrasound (middle) and resolution after chest drain insertion (right). Lower panel (Case 2): axial lung window views of chest computed tomography scans depicting bilateral peripheral ground-glass opacities, dependent air-space consolidations, small pneumothoraces, and pneumodiastinum with subcutaneous emphysema.