Stage I Salivary Gland Cancer AJCC v9

**Semantic type:** Neoplastic Process

**Definition:** Stage I includes: T1, N0, M0. T1: Tumor measuring 2 cm or less in greatest dimension without extraparenchymal extension. Extraparenchymal extension is clinical or macroscopic evidence of invasion of soft tissues or nerve, except those listed under T4a and T4b. Microscopic evidence alone does not constitute extraparenchymal extension for classification purposes. N0: No regional lymph node involvement. M0: No distant metastasis. (AJCC 9th ed.)

**Synonyms:** - Stage I Salivary Gland Carcinoma AJCC v9