大型垂体腺瘤多以视力视野损害为主要表现，采用何种手术入路至今尚有争论。一般认为，经颅能最大限度地切除肿瘤且视神经减压充分，但创伤较大，而经蝶安全但肿瘤切除不够充分。因此对大型垂体腺瘤手术入路选择颇为重要，我们根据４０例手术经验对此问题探讨如下。材料与... Most of the large pituitary adenomas are mainly manifested as visual field damage, and there is still controversy over which surgical approach has been adopted. It is generally believed that the transcranial can maximize the resection of the tumor and the decompression of the optic nerve is sufficient, but the trauma is large, and the transsphenoidal safety but the tumor resection is not sufficient. Therefore, it is very important for the selection of surgical approaches for large pituitary adenomas. We discussed the following questions based on 40 surgical experiences. Materials and...