Fig. 3From: Robot-assisted laparoscopic surgery after placing a self-expanding metallic stent for malignant rectal obstruction: a case reporta Abdominal multi-detector computed tomography (CT) scan showing decompression of distended bowel and patency of self-expanding metallic stent (white arrow). b A contrast-enhanced CT image showing the existence of a tumor near the right ureter, with possible invasion (yellow arrow)Back to article page