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Blood or Urine test for STD.

How to test for STD? How do they decide?

If people infected by STDs been classified as per age groups then as per CDC’s latest report on STD. The age group of 15-24 years forms the vast majority that is, more than 50% of all STD cases in USA. Many of this age group are not aware about the STD testing entails like how to test for STDs in women / how do they test guys for STDs or when they test for STD by blood sample / urine sample or swabs etc.

Swabs are many times painful and uncomfortable, especially the one take by entering in penis and vagina for chlamydia or gonorrhea. Depending on the type of STDs, the doctor decides the type of samples required (urine or blood). Also, there is  a misconception that getting tested for STDs is an extensive and uncomfortable process, its not true. So, lets quickly find out.


When they take Urine samples for STD?

Urine sample is required to get tested for the following diseases.

  • Chlamydia
  • Gonorrhea

In the olden days, testing for bacterial STDs was very uncomfortable. Men who thought they might have chlamydia or gonorrhea got tested by having a swab inserted into their urethra. Women had to undergo a pelvic exam.

How is Urine test different than swabbing ?

In bacterial disease like Chlamydia & Gonorrhea, in traditional swab test, they look out for bacterial culture, that is, it involves attempting to grow bacteria out of samples that were taken directly from the cervix or urethra.

In Urine test for STD detection, they check for the presence of bacterial DNA using various techniques like LCR (ligase chain reaction) or DNA amplification. These types of testing are sensitive to even very small amounts of bacterial DNA found, even better, they do not require a live bacterial sample.


When the blood test is recommended for STD?

Blood test for STD is suggested for the detection of the following diseases

  • Herpes
  • Hepatitis
  • HIV
  • Syphilis

Blood test or the Urine STD test can be as effective and accurate as swab taken from the body, so many people are turning to these kind of STD testing. Swabbing is painful, uncomfortable and unnecessary in today’s medical world.

Blood testing for STD involves detection of??

These tests mainly involves, two types of testing 1 ) To watch out for the virus / bacteria itself or its DNA in the blood sample 2) To look for the body’s reaction to the virus, this process checks for antibodies  body produces that are specific to STD.

Related Article : False Positive STD test is like scoring a self goal without your involvement!