随着颅底外科的发展，众多学者在探讨不同手术入路的同时，提出了现代颅底外科手术入路的原则：手术野最大的暴露，损伤降低到最小程度。我科在１９９６年１２月～１９９７年２月对２例侵及颅底区的鼻咽血管纤维瘤施行“部分上颌骨拆装术”，成功地摘除了侵及鼻咽、翼胯窝、颞下? With the development of skull base surgery, many scholars discuss different surgical approaches and put forward the principle of modern skull base surgical approach: the largest exposure to the surgical field, the damage is reduced to a minimum. Our department in December 1996 ~ February 1997 on 2 cases of invasion of skull base area nasopharyngeal angiofibroma “partial maxillary disassembly”, successfully removed the invasion of the nasopharynx, wing of the hip pits , Infratemporal?