Pathologic Stage 0 Cutaneous Merkel Cell Carcinoma AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage 0 includes: Tis, N0, M0. Tis: In situ primary tumor. N0: No regional lymph node metastasis detected on pathologic examination. M0: No distant metastasis detected on clinical and/or radiologic examination. (AJCC 8th ed.)

**Synonyms:** - Pathologic Stage 0 Neuroendocrine Carcinoma of the Skin AJCC v8