Stage IIIB Primary Peritoneal Cancer AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage IIIB includes: T3b, N0/N1, M0. T3b: Primary peritoneal cancer with macroscopic peritoneal metastasis beyond pelvis 2 cm or less in greatest dimension with or without metastasis to the retroperitoneal lymph nodes. N0: No regional lymph node metastasis. N1: Positive retroperitoneal lymph nodes only (histologically confirmed). M0: No distant metastasis. (AJCC 8th Ed.)

**Synonyms:** - Stage IIIB Primary Peritoneal Cancer - Stage IIIB Primary Peritoneal Carcinoma AJCC v8