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What is the difference between ATK and RT-PCR? Which one is better to choose?

Updated: 4 days ago



Those who are at high risk or have close contact with Covid-19 patients should take the test immediately with appropriate methods. Covid-19 test is a new issue in the medical field. Therefore, many people are still wondering how many types of testing methods and what are the differences? Which one is better?


How many types of testing methods?

Currently, there are two main methods of Covid-19 testing

  1. Antigen Test Kit (ATK) or Rapid Antigen Test

  2. Real Time Polymerase Chain Reaction (RT-PCR)



What is the difference between ATK and RT-PCR?


In conclusion, the difference between ATK and RT-PCR is the method, What it detects, waiting period, the accuracy of the results, the chance of infection and the purpose of testing. If the ATK test results are positive (Covid-19 founded), you will have to take the RT-PCR test to confirm the results again.




Who should take Covid-19 test? Which method is better to choose?

People who are at high risk or have close contact with Covid-19 patients should take the test immediately. They are classified according to risks as follows:

  • High-risk group: People who have direct contact with Covid-19 patients, or have suspected symptoms such as fever, cough, sore throat, shortness of breath, acute chest pain.

✅ Recommend to take RT-PCR test to confirm the results and quarantine for 14 days.

  • Low-risk group: People who have some symptoms but are in a high risk group.

✅ Recommend to take ATK test for initial screening and monitor symptoms for 14 days.



Doctor Anywhere provides on-site testing for Covid-19 by experts

with examination kits and tools certified by medical standards.






Reference: https://www.bbc.com/thai/international-57805945

https://mgronline.com/qol/detail/9640000069621


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