Mixed Somatotroph and Lactotroph Pituitary Neuroendocrine Tumor

**Semantic type:** Neoplastic Process

**Definition:** A pituitary neuroendocrine tumor composed of an admixture of acidophilic and chromophobic cells that produce growth hormone and prolactin, respectively. Unlike mammosomatotroph pituitary neuroendocrine tumors, these two hormones are not localized in the same cell by immunohistochemistry.

**Synonyms:** - Mixed GH-PRL Cell Adenoma - Mixed Somatolactotrope Adenoma - Mixed Somatotroph and Lactotroph Adenoma - Mixed Somatotroph and Lactotroph PitNET/Adenoma - Mixed Somatotroph and Lactotroph Pituitary Neuroendocrine Tumor/Adenoma - Mixed Somatotroph-Lactotroph Adenoma - Mixed Somatotroph-Lactotroph Pituitary Gland Adenoma