Pneumoperitoneum, Retropneumoperitoneum, Pneumomediastinum,  and Diffuse Subcutaneous Emphysema following Diagnostic Colonoscopy

<table>Transverse CT image of the upper abdomen demonstrating subcutaneous emphysema and pneumoperitoneum. Free air surrounds both kidneys and overlaps both great vessels.</table>

Case Reports in Surgery

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Figure 4

Figure 4: Pneumoperitoneum, Retropneumoperitoneum, Pneumomediastinum,  and Diffuse Subcutaneous Emphysema following Diagnostic Colonoscopy 