Fifty of 00 patients (%) who could be made sure the medial attachment points of the retrorenal fasciae had been observed有0例(％)能明确定出肾后筋膜内侧附着点位置的病例，对其在肾上极平面、肾门平面(左肾静脉平面)、肾下极平面进行观察，结果发现：在肾上极平面及以上，肾后筋膜内侧附着于膈肌筋膜或膈肌脚上。