显微手术治疗破裂大脑中动脉动脉瘤.pdfVIP

2012 27 West China Medical Journal Vol.27 No.5 May 2012 673 MCAA 2008 1 2011 1 65 MCAA 40 25 22 78 46.8 Hunt-Hess 15 25 13 10 2 5 mm 10 5 15 mm 36 15 25 mm 15 25 mm 4 7.8 mm 56 5 M1 4 M2 60 5 3 36 16 GOS58 GOS 4 5 5 GOS 2 3 2 GOS 1 MCAA A Microsurgery Treatment of Ruptured Middle Cerebral Artery AneurysmsMAO Ke, LI Jin, HE Ming, YOU Chao. Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, P. R. China Corresponding author: YOU Chao, E-mail: youchao@ Abstract Objective To summarize the experiences in treating ruptured middle cerebral artery aneurysms (MCAAs) by microsurgery, and explore the surgical indications, preoperative evaluation as well as operation skills. MethodsThe clinical data of 65 patients with ruptured MCAAs treated by microsurgery from January 2008 to January 2011 were analyzed retrospectively. Among them, there were 40 males and 25 females aged from 22 to 78 years averaging at 46.8 years. According to pre-operative Hunt-Hess classifi cation, there were 15 cases of grade I, 25 of grade , 13 of grade, 10 of grade , and 2 of grade . The diameter of aneurysms was shorter than 5 mm in 10 cases, between 5 and 15 mm in 36 cases, between 15 and 25 mm in 15 cases, and longer than 25 mm in 4 cases, averaging at 7.8 mm. Among them, aneurysms in 56 cases were located at the Bifurcation of the MCAAs, 5 cases were located at the M1 segment of MCAAs and 4 cases were located at the M2 segment of MCAAs. ResultsAneurysms were successfully clipped in 60 patients, and aneurysms were clipped and wrapped in 5 cases. Accordi