- Male
- 31 Years
- 22/01/2025
Hey, I've got a question about the P24 antigen antibody test. If I take it a month after possible exposure, will the results be conclusive for HIV, or should I consider getting another type of test too? I'm anxious to know how accurate it really is at that point.
Answered by 1 Apollo Doctors
The P24 antigen-antibody duo test is highly accurate when done after one month of potential exposure, as it detects both the HIV virus and antibodies. However, for a conclusive result, it's recommended to confirm with a follow-up test, such as the HIV RNA PCR test or another antibody test, at 3 months post-exposure.
Dr. Shubham Suggests...
Consult a Infectious Disease specialist
Answered 04/07/2025
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Understanding the P24 Antigen Antibody Test
- The P24 antigen antibody test detects HIV antigens and antibodies, indicating early infection.
- It differs from other tests by identifying the virus sooner than antibody-only tests.
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Timing and Accuracy of the Test at One Month Post-Exposure
- The P24 test is typically accurate from 2-4 weeks post-exposure.
- At one month, it is generally reliable, but not definitive for all cases.
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Recommendations for Additional Testing
- Follow-up testing is advised to confirm results.
- Consider a nucleic acid test (NAT) or a fourth-generation test for comprehensive results.
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Consulting Healthcare Professionals
- Discuss results and timing with a healthcare provider for personalized advice.
- They can guide you on next steps based on your risk factors and test outcomes.
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Emotional Support and Confidentiality
- Seek support and maintain confidentiality during testing and follow-up.
- Professional guidance can provide reassurance and clarity.
Recommended next steps
Consult a Infectious Disease specialist or Consult a Sexologist
Answered 20/08/2025
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View allI had a massage yesterday that involved body-to-body contact, but no kissing or penetration. I did insert my finger in her vagina a couple of times, but my fingers had no wounds. She gave me a handjob afterwards. Now I'm super anxious about whether my penis might have accidentally touched her vagina, even though I didn't notice any fluids. To ease my worries, I got her tested today for HIV, hepatitis B and C, and syphilis using the HIV RNA PCR, p24 AgAb CMA method, and everything came back negative. She also said she's never had penetrative sex. Can I be sure I'm safe? I'm really stressing out and I don't think I'll go to a massage parlor again. Would appreciate any advice.
Based on the tests conducted, which returned negative results for HIV, hepatitis B and C, and syphilis, and considering the massage therapist's confession of being clean and not having penetrative sex, the risk of transmission appears low; however, to completely alleviate concerns, consider consulting a healthcare professional for personalized advice and possibly undergoing additional testing after the recommended window period for maximum reassurance.
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I got a series of 5 rabies shots about a month back, and it was the Abhayrab brand. Recently, I got scratched by a dog again, so I decided to get 3 booster doses instead of the usual 2. I'm really anxious about whether having so many vaccines could cause any serious side effects. Could you please advise? I'm worried and need some guidance.
Nothing to worry. Trust me, it is safe.
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Disclaimer: Answers on Apollo 247 are not intended to replace your doctor advice. Always seek help of a professional doctor in case of an medical emergency or ailment.