Term: prophylactic cranial irradiation Pronunciation: (PROH-fih-LAK-tik KRAY-nee-ul ir-RAY-dee-AY-shun) May 24, 2024October 7, 2025 Description: Radiation therapy to the head to reduce the risk that cancer will spread to the brain. Related Posts:Breast-Conserving Surgery with or without…Breast-Conserving Surgery with or without…