elevated serum alpha-subunit levels were found in 17 patients ( acromegaly , 5 of 58 ; prolactinoma , 6 of 56 ; nonfunctioning adenoma , 5 of 32 ; and acth-producing adenoma , 1 of 19 ) , most of whom had normal serum tsh and gonadotropin levels .
C0033375
prolactinoma
C0001430
adenoma