MedicalTerminology DB
General Medical Terms Cancer & Oncology

radioactive seed

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1 Definition of radioactive seed

Meaning of radioactive seed: A small, radioactive pellet that is placed in or near a tumor.

A small, radioactive pellet that is placed in or near a tumor. Cancer cells are killed by the energy given off as the radioactive material breaks down and becomes more stable.

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.