Glossary Term:

Title

chromogenic in situ hybridization or CISH

Phonetic

<b>kro</b>-mo-<b>JEN</b>-ick in <b>sy</b>-too <b>hi</b>-brid-ih-<b>ZA</b>-shun

Description

a lab test that uses small deoxyribonucleic acid (DNA) probes to count the number of HER2 genes in breast cancer cells. See also deoxyribonucleic acid, gene, human epidermal growth factor receptor 2.