Rectal and Rectosigmoid Endoscopy to Assess Endoscopic and Histological Remission in Ulcerative Colitis: A Prospective Study

For UC patients undergoing treat-to-target interventions, endoscopic and histological findings in the rectum alone provide good accuracy for determining pancolonic endoscopic and histological remission. Rectal examination could be an alternative to RS for monitoring UC patients.