目前 ,各型乳腺癌改良根治术均行腋淋巴结清扫 ,保留胸长、胸背运动神经的功能性 ,已成共识 ,但保留感觉神经尚未引起重视。 1998— 2 0 0 1年我院在保留胸长、胸背神经的同时保留肋间臂神经 ,对 90例T1、T2 期乳腺癌患者行乳腺癌改良根治术 ,报告如下。1　临床资料1.1　一般资 Currently, various types of modified radical mastectomy axillary lymph node dissection, preserving chest length, chest and back motor nerve function, has become the consensus, but to retain the sensory nerve has not attracted much attention. 1998-2001 in our hospital to retain the chest length, chest and back nerve while retaining intercostobrachial nerve, 90 cases of T1 and T2 breast cancer patients underwent modified radical mastectomy, the report is as follows. 1 clinical data 1.1 general funding