Though pituitary adenomas are benign, they can produce problems either from a mass effect (usually visual problems from pressing on the optic chiasm and/or headaches) or from production of hormones such as prolactin or ACTH.

• 尽管垂体腺瘤是良性的，但也能引起肿块压迫的后果：因压迫视交叉引起视力障碍、、头痛、产生催乳素ACTH等。