Invasive prolactinoma is a relatively infrequent variety of macroprolactinoma characterized by a fast and aggressive growth, with infiltration to adjacent structures, and whose management is frequently difficult. We present the case of a fatal invasive macroprolactinoma in whom resistance to different dopaminergic drugs developed. © 1993, Italian Society of Endocrinology (SIE). All rights reserved.
- dopaminergic resistance