NCIt definition : Surgical removal of the ovaries or testes.;
Alternative definition : NCI-GLOSS: Surgical removal of the testicles (orchiectomy) or ovaries (oophorectomy)
to stop the production of sex hormones. Decreasing the levels of hormones may stop
the growth of certain cancers.;
Codes from synonyms : CDR0000045920; CDR0000045636;