依底手术时，124例病人因暴露或切除肿瘤的需要，需对面神经进行处理。依术时面神经处理的程度分三组。1组：7O例，作面神经移位，分颅外段或颧骨内移位；2组：34例，选择性面神经横断，其中30例为面神经移位手术的一部分以进入外侧颅底，另4例切断下颌文以进入领下窝；3组：20 At the end of surgery, the facial nerve needs to be treated in 124 patients due to exposure or resection of the tumor. According to the degree of facial nerve processing time divided into three groups. Group 1: 7O cases, for facial nerve shift, sub-extracranial or zygomatic shift; 2 groups: 34 cases, selective facial nerve transection, of which 30 cases of facial nerve transposition surgery to enter the lateral skull base, and the other 4 cases cut off the mandible to enter the collar under the nest; 3 groups: 20