case_images: PMC11750047_01
case_images: CT scan of the abdomen and pelvis: a: ascending colon tumor (coronal scan); b: cecum tumor (axial scan); c: sigmoid tumor (coronal scan); d: sigmoid tumor (axial scan).
case_images: rjae830f1.jpg
case_images: PMC11750047_01_rjae830f1.jpg
case_images: f1
case_images: CT scanning of the abdomen revealed tumors in the sigmoid and ascending colon, with significant thickening observed in the proximal sigmoid colon tumor (Fig. 1). Colonoscopy revealed complete obstruction of the sigmoid colon (Fig. 2).
case_images: Colonoscopy images: a: sigmoid tumor; b: rectal adenoma.
case_images: rjae830f2.jpg
case_images: PMC11750047_01_rjae830f2.jpg
case_images: f2
case_images: CT scanning of the abdomen revealed tumors in the sigmoid and ascending colon, with significant thickening observed in the proximal sigmoid colon tumor (Fig. 1). Colonoscopy revealed complete obstruction of the sigmoid colon (Fig. 2).
case_images: CT scan of the abdomen and pelvis: a and b: ascending colon tumor; c and d: sigmoid tumor.
case_images: rjae830f3.jpg
case_images: PMC11750047_01_rjae830f3.jpg
case_images: f3
case_images: Repeated enhanced CT scanning of the abdomen revealed complete recovery from the obstruction (Fig. 3).
case_images: Colonoscopy images: a: sigmoid tumor; b: ascending colon tumor.
case_images: rjae830f4.jpg
case_images: PMC11750047_01_rjae830f4.jpg
case_images: f4
case_images: The biopsy of the ascending colon tumor revealed an adenocarcinoma (Fig. 4).
case_images: Pictures of the surgery: a: preoperative; b: intraoperative; c: postoperative.
case_images: rjae830f5.jpg
case_images: PMC11750047_01_rjae830f5.jpg
case_images: f5
case_images: Subsequently, laparoscopic radical sigmoidectomy and radical right hemicolectomy for sigmoid colon cancer were performed (Fig. 5).