Single Biggest Cancer Dictionary in the World

What is

yttrium Y 90 glass microspheres

?

Pronunciation: /ˈɪtriəm waɪ ˈnaɪnti glæs microspheres*/

yttrium Y 90 glass microspheres

Definition

An injectable formulation of yttrium Y 90 consisting of glass microspheres containing the radioisotope yttrium Y 90. When injected into the tumor vascular bed, yttrium Y 90 glass microspheres occlude tumor blood vessels and deliver a cytotoxic dose of beta radiation to the tumor site, thereby reducing the tumor burden.