case_images: PMC9769074_01
case_images: Endoscopic appearance of colonic mucosa, with edema, congestion, large ulcerations.
case_images: acc-09-04-173-g001.jpg
case_images: PMC9769074_01_acc-09-04-173-g001.jpg
case_images: f1
case_images: A rectosigmoidoscopy (without preparation) was performed, which revealed continuous congestive, friable rectal and colonic mucosa, spontaneously bleeding, deep and large ulcerations (Figure 1).
case_images: Intravenous - contrast computed tomography: toxic megacolon
case_images: acc-09-04-173-g002.jpg
case_images: PMC9769074_01_acc-09-04-173-g002.jpg
case_images: f2
case_images: Patient was assessed urgently through computed tomography that highlighted the dilated large bowel more than 6 cm, with the characteristic aspect of toxic megacolon (Figure 2).