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What Is The Likelihood Of Getting A Positive RNA Test Result Of Antigen P-24 Test Is Non-reactive Post Unprotected Sex?

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Posted on Fri, 20 Oct 2023
Question: I recently had unprotected sex with a female about 26 days ago. I gave my RNA test this past thursday and got my HIV Screen 4th Generation wRfx today with the result that I am HIV negative. So, I am worrying about my RNA tests and very anxious and worried! WHAT IS THE LIKELIHOOD OF GETTING POSITIVE WITH RNA TEST IF ANTIGEN P-24 TEST IS NON REACTIVE (MEANING HIV NEGATIVE)? In other words, what is the correlation between the RNA test and the antigen p-24 test?
doctor
Answered by Dr. Sunil Jangid (29 minutes later)
Brief Answer:
The chances of being positive are very unlikely.

Detailed Answer:

Hi,

You had unprotected sex with some female but HIV 4th generation test after 26 days is negative which is more than 90% reliable so the chances of haing HIV infection are very unlikely. There is no co-relation between RNA and Antigen test. Allay the fear or anxiety related to HIV get tested again after 3 months to get 100% conclusive result. If still any doubt is there feel free to ask me again any time.

Thank You
Above answer was peer-reviewed by : Dr. Remy Koshy
doctor
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Follow up: Dr. Sunil Jangid (21 minutes later)
Thanks. Would you recommend me doing the RNA test if i have already got the HIV 4th generation test?
doctor
Answered by Dr. Sunil Jangid (9 minutes later)
Brief Answer:
No need to go for RNA test.

Detailed Answer:

Hi,

Welcome back and thanks for follow-up.

You need not to go for RNA test if you had done 4th gen for HIV so just calm down, forget about the episode and move on happily. Get tested again with 4th generation test after 3 months to get 100% reliable and conclusive result.

Thank You
Above answer was peer-reviewed by : Dr. Vaishalee Punj
doctor
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Follow up: Dr. Sunil Jangid (8 minutes later)
Thank you for your excellent advice and answers. I appreciate your time and review.
doctor
Answered by Dr. Sunil Jangid (5 minutes later)
Brief Answer:
You are most welcome.

Detailed Answer:

Hi,

Welcome back once again.

You are most welcome any time if need help from my side. As your friend I will also advice you to stay away from such unsafe sexual practices to prevent the future risk of HIV or any other STDs. Wishing you very happy and healthy life ahead.

Thank You
Note: Get personalized answers to your HIV related queries You can choose to talk face to face with your doctor. Book a Video Call now.

Above answer was peer-reviewed by : Dr. Remy Koshy
doctor
Answered by
Dr.
Dr. Sunil Jangid

HIV AIDS Specialist

Practicing since :2009

Answered : 2017 Questions

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What Is The Likelihood Of Getting A Positive RNA Test Result Of Antigen P-24 Test Is Non-reactive Post Unprotected Sex?

Brief Answer: The chances of being positive are very unlikely. Detailed Answer: Hi, You had unprotected sex with some female but HIV 4th generation test after 26 days is negative which is more than 90% reliable so the chances of haing HIV infection are very unlikely. There is no co-relation between RNA and Antigen test. Allay the fear or anxiety related to HIV get tested again after 3 months to get 100% conclusive result. If still any doubt is there feel free to ask me again any time. Thank You