RPR test


rapid plasma reagin (RPR) test

 [rap´id plaz´mah re´ah-jin] any of a group of screening flocculation tests for syphilis, using a modified VDRL antigen.

rap·id plas·ma re·a·gin test

a group of serologic tests for syphilis in which unheated serum or plasma is reacted with a standard test antigen containing charcoal particles; positive tests yield a flocculation. A modification, called the RPR (circle) card test, is widely used as a screening test. Synonym(s): RPR test

RPR test

Rapid plasma reagin test, reagin test Lab medicine A test for syphilis in which the Pt's serum is incubated with reagin, a lipoidal antigen containing cardiolipin–diphosphatidylglycerol, cholesterol, lecithin. See Biological false positivity.