Single Biggest Cancer Dictionary in the World
What is yttrium Y 90 ibritumomab tiuxetan?
Pronunciation: /ˈɪtriəm waɪ ˈnaɪnti ibritumomab* tiuxetan*/
yttrium Y 90 ibritumomab tiuxetan
Definition
A radioimmunotherapeutic agent consisting of a murine monoclonal anti-CD20 antibody (ibritumomab) linked by the chelator tiuxetan to the radioisotope yttrium-90 (Y 90). Yttrium Y 90 ibritumomab tiuxetan binds to and specifically delivers beta radiation to CD20-expressing tumor cells, thereby minimizing the systemic effects of radiation.