we found prl-positive pituitary adenomas with primary hyperprolactinaemia in 62.7 % and a secondary prl elevation with different alterations in 37.3 % ( prl-negative adenomas 28.9 % , craniopharyngeomas 5 % , and non-tumourous conditions 3.4 % ) .
C0032000
pituitary adenomas
C0027651
tumourous