case_images: PMC7555461_01
case_images: CXR with arrows demonstrating severe subcutaneous emphysema.
case_images: CRICC2020-1898759.001.jpg
case_images: PMC7555461_01_CRICC2020-1898759.001.jpg
case_images: fig1
case_images: ABG after one hour showed a pH 7.22, PaCO2 58 mmHg, PaO2 166 mmHg, and HCO3 23.7 mEq/L. A significant degree of crepitus was noted tracking along the chest, neck, arms, and hands (Figure 1).