Thymus Large Cell Neuroendocrine Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** A carcinoma with neuroendocrine differentiation that arises from the thymus. It is characterized by the presence of malignant large cells, more than 10 mitoses per 2 mm2, and necrosis. It usually has an aggressive clinical course.

**Synonyms:** - Large Cell Neuroendocrine Carcinoma of Thymus - Large Cell Neuroendocrine Carcinoma of the Thymus - Thymic LCNEC - Thymic Large Cell Neuroendocrine Carcinoma