Microbiota-nutrition sequential therapy for refractory radiation proctitis: A case report

Figure 2 Representative colonoscopic and radiologic images of the patient before and after sequential fecal microbiota transplantation. A: Colonoscopic view before fecal microbiota transplantation (FMT), showing mucosal congestion, edema, hemorrhage, ulceration, and luminal stenosis; B: Colonoscopic view at 1 month after the first FMT, showing notable improvement in mucosal inflammation compared with baseline; C: Colonoscopic view at 2 months after the second FMT, showing nearly normal mucosa with only mild residual changes; D: Abdominal Xray confirming the placement of the nasojejunal tube for FMT administration; E: Intraoperative endoscopic view confirming tube patency after flushing with normal saline before scope withdrawal; F: Abdominal Xray verifying the stable position of the nasojejunal tube after FMT. pre-FMT: Baseline before fecal microbiota transplantation; FMT-1: 1 month after the first fecal microbiota transplantation; FMT-2: 2 months after the second fecal microbiota transplantation.