The clinical study of preoperative external lumbar drainage in patients with aneurysmal subarachnoid hemorrhage in Hunt and Hess grades Ⅰ～Ⅲ undergoing early surgery

摘要

Objective To explore the therapeutic effect of preoperative external lumbar drainage in Hunt and Hess grade Ⅰ～Ⅲ patients with subarachnoid hemorrhage (SAH) undergoing early surgery for intracranial aneurysms. Methods 101 cases of gradeⅠ～Ⅲ patients according to the classification of Hunt and Hess