Stage IVB Thymus Epithelial Neoplasm AJCC v9

**Semantic type:** Neoplastic Process

**Definition:** Stage IVB includes: (Any T, N2, M0-M1a); (Any T, Any N, M1b). N2: Involvement of deep intrathoracic or cervical lymph nodes (e.g., paratracheal, subcarinal, aortopulmonary window, hilar, jugular, and/or supraclavicular nodes). M0: No distant metastasis. M1a: Separate pleural or pericardial nodule(s). M1b: Pulmonary intraparenchymal nodule or other distant metastasis. (AJCC 9th ed.)

**Synonyms:** - Stage IVB Thymic Epithelial Neoplasm AJCC v9 - Stage IVB Thymus Epithelial Tumor AJCC v9