a plasma catecholamine-lowering effect of bromocriptine has previously been reported in normals , but not in patients with prl- or gh-secreting pituitary tumors , and has been used as evidence to support the concept of disordered central nervous system dopaminergic tone in patients with such tumors and as a test to distinguish them from normals .
C0007412
catecholamine
C0282151
dopaminergic