Menu
Home
People
Places
Arts
History
Plants & Animals
Science
Life & Culture
Technology
Reference.org
Yttrium-90
open-in-new
<p>Yttrium-90 (90Y) is a <a href="/facts/Radioactive_isotope/5WpCfbdq">radioactive isotope</a> of <a href="/facts/Yttrium/BlX6rj99">yttrium</a>. Yttrium-90 has found a wide range of uses in <a href="/facts/Radiation_therapy/j60q5EC6">radiation therapy</a> to treat some forms of <a href="/facts/Cancer/PVW6n1D0">cancer</a>. Along with other <a href="/facts/Isotopes_of_yttrium/GS71S6HJ">isotopes of yttrium</a>, it is sometimes called radioyttrium. </p>