Nasopharyngeal Cancer pN3b TNM Finding v6

**Semantic type:** Finding

**Definition:** Nasopharyngeal cancer with metastasis to lymph nodes which are whole or in part in the supraclavicular fossa. This includes caudal portions of Levels IV and V lymph nodes. All cases with lymph nodes (whole or in part) in the supraclavicular fossa are considered N3b. (from AJCC 6th Ed.)