MedicalTerminology DB
General Medical Terms

yttrium Y 90

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1 Definition of yttrium Y 90

Meaning of yttrium Y 90: A radioactive form of the rare metal yttrium that is used in radiation therapy to treat some types of tumors.

A radioactive form of the rare metal yttrium that is used in radiation therapy to treat some types of tumors. Yttrium Y 90 can be linked to a molecule, such as a monoclonal antibody, to help it locate and bind to certain substances in the body, including cancer cells. The radiation may kill the cancer cells.

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.