Pituitary Tumour 垂体瘤 General Information概述 Cerebral cortex Pituitary adenomas are typically benign, slow-growing tumors oPituitary adenomas are approximately 15%of primary brain tumors. Pituitary adenomas can invade adjacent structures(cavernous sinus:海绵窦) oPituitary adenomas have separate Optic names based on their size nerve A microadenoma微腺擅<1cm Pituitary A macroadenoma大腺擅>1cm Tumor Hypothalamus lPituitary adenomas are typically benign, slow-growing tumors lPituitary adenomas are approximately 15% of primary brain tumors. lPituitary adenomas can invade adjacent structures ( ) lPituitary adenomas have separate names based on their size ： < 1 cm > 1 cm