what is a pcr (blood test) for chlamydia
1 These tests are very good at identifying chlamydia. 2  A test that is positive almost always means the problem is there and is unlikely to be a false-positive test result. 3  A polymerase chain reaction (PCR) test is an example of a nucleic acid amplification test. 4  This test can also be done on a urine sample.
1 Chlamydia culture. 2  This is a test to find the bacteria that cause a chlamydia infection. 3  A sample of body fluid from areas such as the cervix, urethra, eye, rectum, or throat is added to certain cells used to grow chlamydia.