MedicalTerminology DB

1 Definition of CNS prophylaxis

Meaning of CNS prophylaxis: Chemotherapy or radiation therapy given to the central nervous system (CNS) as a preventive treatment.

Chemotherapy or radiation therapy given to the central nervous system (CNS) as a preventive treatment. It kills cancer cells that may be in the brain and spinal cord, even though no cancer has been detected there. Also called central nervous system prophylaxis, central nervous system sanctuary therapy, and CNS sanctuary therapy.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.