case_images: PMC9938343_01
case_images: Upright chest x-ray suggesting dilated distal colon without pneumoperitoneum
case_images: cureus-0015-00000033950-i01.jpg
case_images: PMC9938343_01_cureus-0015-00000033950-i01.jpg
case_images: FIG1
case_images: X-ray showed dilated large bowel with a sign of sigmoid volvulus (Figures 1, 2).
case_images: Plain x-ray abdomen suggesting dilated colon without small bowel dilation
case_images: cureus-0015-00000033950-i02.jpg
case_images: PMC9938343_01_cureus-0015-00000033950-i02.jpg
case_images: FIG2
case_images: X-ray showed dilated large bowel with a sign of sigmoid volvulus (Figures 1, 2).
case_images: CT abdomen with IV and rectal contrast showing omega sign, suggesting sigmoid volvulus
case_images: cureus-0015-00000033950-i03.jpg
case_images: PMC9938343_01_cureus-0015-00000033950-i03.jpg
case_images: FIG3
case_images: CT with IV and rectal contrast (Figure 3) showed dilated transverse colon with pneumoperitoneum.