Clinical Stage I Cutaneous Merkel Cell Carcinoma AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage I includes: T1, N0, M0. T1: Maximum clinical tumor diameter equal to or less than 2 cm. N0: No regional lymph node metastasis detected on clinical and/or radiologic examination. M0: No distant metastasis detected on clinical and/or radiologic examination. (AJCC 8th ed.)

**Synonyms:** - Clinical Stage I Neuroendocrine Carcinoma of the Skin AJCC v8