低位直肠癌保肛手术进展

直肠癌是常见的恶性肿瘤之一，目前，手术切除仍然是直肠癌治疗的主要手段。伴随着外科技术的快速发展和对低位直肠癌解剖病理的深入认识，各种保肛手术在低位直肠癌的治疗中的应用日益广泛。本文就低位直肠癌保肛手术相关的下切缘长度、新辅助治疗、手术适应证及术后并发症等问题结合现有文献进行综述。在临床实践中．兼顾长期生存与完整功能两全是当前低位直肠癌保肛手术的目标，围绕着这个目标，低位保肛手术取得了长足进展。

Progress in sphincter-preserving surgery in patients with low rectal cancer

Rectal cancer is a common malignant tumor. In China, low rectal cancer accounts for more in rectal cancer. Surgery currently remains at the center of any potentially curable case. With the rapid development of surgical techniques and progress of pathology research in low rectal cancer, sphincter-preserving surgery has been widely used in the treatment of low rectal cancer. This review is to summarize the current literatures pertaining to sphincter-preserving surgery, including distal resection margin, neoadjuvant therapy, indications, and postoperative complications.