Survival Benefit of Adjuvant Radiation Therapy in Node-positive Vulvar Cancer

Background: Adjuvant radiation therapy improves overall survival in patients with vulvar cancer with 2+ positive lymph nodes, but its benefit remains uncertain for 1 positive lymph node. Methods: Using the Surveillance, Epidemiology, and End Results (SEER) database, we identified node-positive, American Joint Committee on Cancer version 6-staged women with squamous cell vulvar carcinoma treated with and without radiation following surgery. The...