positive immunoreactions with alpha-subunit antibodies were present in 43 % of biopsy samples obtained from 147 subsequently operated pituitary adenomas representing all major endocrine types ( 57 endocrine inactive adenomas , 43 prolactinomas , 30 adenomas causing acromegaly , and 17 adenomas causing cushing 's disease or nelson 's syndrome ) .
C0032000
pituitary adenomas
C0033375
prolactinomas