Fig. 2From: Robot-assisted laparoscopic surgery after placing a self-expanding metallic stent for malignant rectal obstruction: a case reporta Colonoscopy showing bowel obstruction with a malignant rectal tumor. b Self-expanding metallic stent placement through the malignant rectal obstruction using endoscopy. c Fluoroscopy showing a 2.8-cm constricted area due to tumor (black double-headed arrow) which of the upper end located at the anal side of the promontory (white long arrow)Back to article page