垂体腺瘤是颅内肿瘤中常见的一种,其发生率仅次于神经胶质细胞瘤和脑膜瘤,占第三位。由于视交叉和视神经常可遭受突出鞍隔的肿瘤的压迫,或因肿瘤引起视交叉腹面中央区供血障碍,出现视力减退和视野缺损,故病人多首次就诊于眼科。由于视器症状常能给本病的诊断、治疗和预后提 Pituitary adenoma is a common intracranial tumor, the incidence of second only to glioma and meningioma, accounting for third place. As the optic chiasm and optic nerve often suffer from compression of the tumor with prominent septum, or tumor-causing optic chiasm in the central area of ​​blood supply disorders, vision loss and visual field defects, so many patients first visit to ophthalmology. As the symptoms of the disease can often give the diagnosis, treatment and prognosis