Papillary, Follicular, Hurthle Cell, Poorly Differentiated, and Anaplastic Thyroid Carcinoma cN1a TNM Finding v8

**Semantic type:** Finding

**Definition:** Metastasis to level VI or VII (pretracheal, paratracheal, or prelaryngeal /Delphian, or upper mediastinal) lymph nodes. This can be unilateral or bilateral disease. (from AJCC 8th Ed.)

**Synonyms:** - Differentiated and Anaplastic Thyroid Carcinoma cN1a TNM Finding v8