Do I Need Further HIV Testing After a Negative Result?

The incident occurred on April 6th?

On April 6th, I had a high-risk exposure.
On July 1st, I performed an HIV self-test and received a negative result, which was exactly on the first day after 12 weeks.
I would like to know if I need to get tested again for HIV infection.
I have a pre-existing issue with itchy rashes, so I cannot determine any new symptoms.
The only symptoms I have experienced are a sore throat (I smoke) which a general practitioner diagnosed as a cold.
Since then, I have been experiencing persistent dizziness (dizzy only when I look up) and itchy red rashes, which I have scratched to the point of leaving dark scars (they appear as small bumps, and sometimes when squeezed, they release clear fluid).
I want to know if it is normal for itchy rashes to last this long.
Could this be related to HIV?

Niming, 30~39 year old female. Ask Date: 2019/07/03

Dr. Ye Qianyu reply Family Medicine

Hello! Based on your description, I recommend that you undergo another HIV screening.
The rash seems to be a long-term issue, so I suggest you visit a dermatologist for evaluation.
Additionally, it would be beneficial for your skin recovery to quit smoking as soon as possible.
Thank you for your inquiry, and I wish you a speedy recovery!

Reply Date: 2019/07/03

More Info

After a negative HIV test result, particularly if it was conducted 12 weeks after a potential exposure, many individuals may feel a sense of relief. However, it's important to understand the nuances of HIV testing and the implications of your symptoms.

Firstly, the HIV tests available today, such as the HIV Ag/Ab Combo Test, are highly accurate. A negative result at 12 weeks post-exposure is generally considered conclusive for most individuals. The window period for these tests, which is the time it takes for the body to produce detectable antibodies or antigens after exposure to the virus, typically ranges from 2 to 12 weeks. In some cases, it can take up to 6 months for antibodies to be detectable, but this is rare. Given that you tested negative at 12 weeks, it is unlikely that you are infected with HIV.

However, if you have ongoing symptoms such as persistent skin rashes, itching, and dizziness, it is essential to consult a healthcare professional. While these symptoms can be concerning, they are not specific to HIV and can be caused by a variety of other conditions, including allergies, infections, or dermatological issues. The skin rashes you describe, particularly if they are itchy and have resulted in scabs, could be due to a number of factors unrelated to HIV. For instance, they could be a reaction to a substance, an infection, or even a chronic skin condition like eczema or psoriasis.

Regarding your concerns about the skin rash and other symptoms, it is crucial to have a thorough evaluation by a healthcare provider. They may recommend additional tests or examinations to determine the underlying cause of your symptoms. It's also worth noting that stress and anxiety about potential HIV infection can manifest physically, leading to symptoms like dizziness and skin issues.

If you are still feeling anxious about your HIV status despite the negative test result, it may be beneficial to discuss this with a healthcare provider. They can provide reassurance, further testing if necessary, and support for managing anxiety related to health concerns.

In summary, after a negative HIV test at 12 weeks, the likelihood of infection is very low, but ongoing symptoms warrant further investigation. It’s important to address both your physical symptoms and any emotional distress you may be experiencing. Regular check-ups and open communication with your healthcare provider can help ensure your overall health and well-being.

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