控制性降压的主要目的是减少手术野出血 ,使肿瘤暴露清楚 ,利于手术操作和肿瘤的彻底切除 ,同时可减少输血。特别是对于部位深在、出血凶猛的鼻腔、鼻咽部肿瘤 ,尤其是血管纤维瘤的手术更具优越性。笔者总结近几年术中采用控制性降压手术切除各种鼻腔、鼻咽肿瘤 2 6例 ,取得较 The main purpose of controlled hypotension is to reduce the surgical field bleeding, so that the tumor is clearly exposed, which is conducive to surgical operations and complete removal of the tumor, while reducing transfusions. Especially for the deep parts, bleeding fierce nasal cavity, nasopharyngeal tumors, especially angiofibroma surgery more advantages. In recent years, I summarize the use of controlled decompression surgery in a variety of nasal cavity, nasopharyngeal tumor 26 cases, made more