Fig. 3

a–c Coronal, sagittal, and axial reconstruction images through the abdomen and pelvic spiral CT scan after intravenous and oral contrast administration demonstrate mild amount of ascitis in abdominopelvic cavity, significant wall edema of cecum and ascending colon with severe adjacent fat stranding and edema. Also, significant wall edema of sigmoid colon and multiple sub-centimeter mesenteric lymph nodes is seen. Significant haziness of mesenteric fat and peritoneum is seen in favor of peritonitis