Pituitary Neuroendocrine Tumor, Not Otherwise Specified

**Semantic type:** Neoplastic Process

**Definition:** A pituitary neuroendocrine tumor in which further characterization regarding subtyping is not available.

**Synonyms:** - PitNET, NOS - PitNET, Not Otherwise Specified - PitNET/Adenoma, NOS - PitNET/Adenoma, Not Otherwise Specified - Pituitary Neuroendocrine Tumor, NOS - Pituitary Neuroendocrine Tumor/Adenoma, NOS - Pituitary Neuroendocrine Tumor/Adenoma, Not Otherwise Specified