Merkel Cell Carcinoma pN1b TNM Finding v7

**Semantic type:** Finding

**Definition:** Merkel cell carcinoma with macrometastasis in regional lymph node(s). Macrometastases are defined as clinically detectable nodal metastases confirmed by therapeutic lymphadenectomy or needle biopsy. (from AJCC 7th Ed.)

**Synonyms:** - Cutaneous Neuroendocrine Carcinoma pN1b TNM Finding v7