低位直肠癌保肛手术的哲学思辨

回顾直肠癌手术的发展史，追求根治与功能相互对立统一的发展过程。低位直肠癌保肛手术经历了长时间的对立、演化、发展，如今已经不再是手术技巧的问题，而是如何掌握保肛原则的问题。只有树立辩证唯物主义的世界观和方法论并用于实践，才能有助于进一步提高直肠癌的手术疗效。

Dialectical Speculation on Anus-- preserving Operation for Low Rectal Carcinoma

The developing history of rectal cancer surgery is the process that people seek radical cleaning and function pre- serving antithetically. Anus--preserving operation for low rectal carcinoma has experienced a long period of confrontation, evolution, and development, and now is no longer an issue about surgical techniques, but rather how to master the indication and prevent abuse. Only by establishing a dialectical world outlook and methodology and using it to practice, which is expected to further improve the therapeutic efficacy of rectal cancer.