NAAT is the preferred method for detecting a chlamydia infection. This type of test detects the genetic material (DNA or RNA) of Chlamydia trachomatis. It can be performed using a urine sample or swab of fluid taken from a site of potential infection such as the urethra, vagina, rectum, or eye.

Can chlamydia be diagnosed by a urine test?

Screening and diagnosis of chlamydia is relatively simple. Tests include: A urine test. A sample of your urine is analyzed in the laboratory for presence of this infection.

How does a urine test for chlamydia work?

To collect a sample from the urethra or rectum, your doctor will insert a swab into the opening of your urethra or rectum. A sample from the urethra is more likely to detect chlamydia if a man has not urinated for at least 2 hours before the sample is taken.