Neuroendocrine Tumor G2

**Semantic type:** Neoplastic Process

**Definition:** A well-differentiated, intermediate-grade epithelial neoplasm with neuroendocrine differentiation. It usually arises from the digestive system, lung, and head and neck.

**Synonyms:** - Atypical Carcinoid Tumor - Atypical Carcinoid Tumor - Atypical carcinoid tumor - Malignant carcinoid tumor of unspecified site - NET G2 - Neuroendocrine Tumor Grade 2