PMC7701158_01
Supine abdominal radiograph showed a large gas-filled dilated bowel loop in the left mid and lower quadrants. The intestinal pneumatosis (arrow) can also be seen in the upper and right lower abdomen.
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The intestinal pneumatosis can also be seen in the upper and right lower abdomen (Figure 1).
Intraoperative photographs show (A) gangrenous sigmoid colon, (B) gangrenous ileum loop and (C) cecum. Arrow: terminal ileum.
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The terminal ileum had encircled the base of the mesosigmoid and sigmoid colon with a 360  clockwise twist, strangulating it (Figure 2).
Postoperative photograph shows the surgical specimen (A: gangrenous sigmoid colon; B: gangrenous ileum loop).
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Colorectal (descending colon) anastomosis and ileostomy procedure (blind terminal ileum which is just 2 cm away from ileocaecal valve) were performed (Figure 3).