genetic testing

Pronunciation: (jeh-NEH-tik TES-ting)

The process of analyzing cells or tissues to look for genetic changes that may be a sign of a disease or condition, such as cancer. These changes may be a sign that a person has an increased risk of developing a specific disease or condition. Genetic testing may also be done on tumor tissue to help diagnose cancer, plan treatment, or find out how well treatment is working.

Source: NCI Dictionary of Cancer Terms

Date last modified: 2017-09-08