To analyses anatomic relationships along the low-middleconvexity on sagittal MRI and construct the localizing system for deciding pathology and planning effective therapy.

• 分析大脑矢状面脑沟回MRI上的毗邻关系，建立低中凸面脑沟回矢状面MRI定位体系并初步探讨其临床应用价值。