Skip to Content

complexed prostate-specific antigen (cPSA) test


Definition: a serum test to detect PSA complexed to a1-antichymotrypsin; cPSA appears to be more specific for detection of prostate cancer at low total levels of PSA than measurement of total PSA and free:total PSA ratios.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.