Fig. 3

(A) A mass-like soft tissue density shadow is seen on the left side of the pelvis. The maximum cross-section is about 4.7 × 4.1 cm, with an unclear boundary of the lesion. (B) The enhancement showed obviously uneven strengthening. There was no obvious abnormal thickening in the intestinal walls of the small intestine, colon, and rectum, and the intestinal lumen had no obvious dilatation