PMC6159260_01
Abdominal X-rays showing a large gas-filled cavity in the lower abdomen (arrow).
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Abdominal series consisting of posterioranteriorupright view and supine lateral view radiographs of the abdomen showed a large well-defined oval air-filled formation in the lower abdominal cavity (Figure 1).
(a) Axial, (b) coronal and (c) sagittal sections of abdomen and pelvis computed tomography colonography demonstrating a large, midline cystic-appearing structure with surrounding inflammatory stranding (arrowheads). Communication to the sigmoid colon can be seen (arrow).
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CT 3D colon map, supine position, showing a thin connection of giant colonic diverticulum to sigmoid colon lumen (arrow).
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3D reconstructions on CTC dataset were obtained (Figure 3), showing a thin connection of the cystic mass to the bowel lumen.