Methods 10 meningiomas and 3 pituitary adenomas were selected, and supraorbital keyhole approach and microsurgery technique were used to excise tumors with peripheral tissues correctly protected.

• 方法 选择鞍上区10例脑膜瘤和3例垂体腺瘤，经眶上锁孔入路，运用显微外科技术切除肿瘤，对周围结构妥善保护。