Figure 6From: A randomized controlled trial of endoscopic steroid injection for prophylaxis of esophageal stenoses after extensive endoscopic submucosal dissectionStudy flow chart. Patients with an expected circumferential mucosal defect involving ≥75% of the circumference of the esophagus after ESD were eligible. Patients were excluded if they had received additional adjuvant treatments, such as surgery or chemoradiation therapy, or if they were not adequately followed-up.Back to article page