Definition of Yttrium Y 90 ibritumomab tiuxetan
Yttrium Y 90 ibritumomab tiuxetan: An anticancer therapy that is a combination of the radioisotope yttrium-90 and a monoclonal antibody to produce substances that locate and bind to cancer cells. Also called IDEC-Y2B8 monoclonal antibody.
Last Editorial Review: 9/20/2012
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