Stage I Gallbladder Cancer AJCC v7

**Semantic type:** Neoplastic Process

**Definition:** Stage I includes: T1, N0, M0. T1: Tumor invades lamina propria or muscular layer. N0: No regional lymph node metastasis. M0: No distant metastasis. (from AJCC 7th Ed.)

**Synonyms:** - Stage I Gallbladder Cancer - Stage I Gallbladder Carcinoma AJCC v7