Positive Saliva HIV Test Results: What You Need to Know

Saliva rapid test positive?

Hello, I previously engaged in high-risk behavior, but in mid-July, I suddenly experienced redness, swelling, and peeling under my left armpit, which resolved in about three to four days.
Later, I developed a lot of acne on my chin, and I also had some small pustules on my face that disappeared after being popped.
I went to the pharmacy and got acne medication, which significantly reduced the number of pimples.
A few days later, I purchased an HIV saliva rapid test, and it showed two lines indicating a positive result.
Does this mean that my likelihood of being diagnosed with HIV is very high? Or could my previous symptoms affect the rapid test results? If I wait until my body feels better and retest, and it still shows positive, does that mean I am confirmed to have HIV?

Wo huó gāi, 30~39 year old female. Ask Date: 2023/07/28

Dr. Liao Zhongxin reply Internal Medicine

1.
The presence of acne does not necessarily indicate an HIV infection.

2.
Rapid HIV tests have certain sensitivity but lack specificity; if the result is positive, it is essential to consult a healthcare facility for confirmation and further evaluation.

Reply Date: 2023/07/28

More Info

When it comes to understanding the implications of a positive saliva HIV test result, it's essential to approach the situation with a clear understanding of the testing methods, the window period for HIV detection, and the potential for false positives.

Firstly, saliva tests for HIV, while convenient, are generally less sensitive than blood tests. The sensitivity of saliva tests can vary, but they are typically around 90-95%. This means that while a positive result is concerning, it is not definitive proof of HIV infection. False positives can occur due to various factors, including the presence of other infections or conditions that may interfere with the test results. Therefore, a positive saliva test should always be followed up with a more definitive test, such as a blood test (like an ELISA or Western blot), which has a higher accuracy rate.

Regarding your symptoms—redness and peeling under your armpit, as well as acne-like breakouts on your face—these are not specific indicators of HIV infection. Many conditions, including skin infections, allergies, or even stress-related issues, can cause similar symptoms. It’s important to note that the presence of these symptoms does not necessarily correlate with an HIV infection.
The window period for HIV testing is crucial to understand. After potential exposure to the virus, it can take time for the body to produce detectable antibodies. This period can range from 2 weeks to 3 months, depending on the type of test used. For instance, most antibody tests can reliably detect HIV infection about 4-6 weeks after exposure, while some tests may take up to 3 months for accurate results. If you tested positive on a saliva test shortly after your risky behavior, it’s possible that you are still within this window period, and a follow-up test is warranted.

If you decide to retest after your symptoms have resolved, and the result remains positive, it would indeed suggest a higher likelihood of HIV infection. However, it is crucial to consult with a healthcare provider for further testing and evaluation. They may recommend a blood test to confirm the diagnosis and discuss the next steps, including treatment options if necessary.

In summary, while a positive saliva HIV test is concerning, it is not definitive. Follow-up testing with a more accurate method is essential. Additionally, your symptoms are not specific to HIV and could be caused by various other factors. It’s best to seek medical advice to clarify your situation and receive appropriate care. Regular testing and open communication with healthcare providers are key components in managing your sexual health and addressing any concerns you may have.

Similar Q&A

Common Questions About HIV Saliva Rapid Testing Explained

Hello Doctor, I purchased an HIV saliva rapid test two days ago, and the result was negative. I have a few questions about the process, and I would appreciate your help. If there is insufficient sample collection on the test stick, will the C line still appear? Additionally, duri...

Dr. Liao Zhongxin reply Internal Medicine
The accuracy of the HIV saliva screening test is as high as 99%. The sample is collected by gently scraping the gums with a collection swab, and results can be interpreted in about 20 to 30 minutes, making it both convenient and quick. However, saliva testing still has a window p...

Understanding HIV Testing: False Positives and Urological Concerns

Engaging in high-risk behavior has been ongoing for over three months. On June 14, I purchased the Orasure saliva rapid test from the Ministry of Health and Welfare website, and the result was [positive]. The instructions indicated to gently scrape the upper and lower gums once e...

Dr. Du Shixi reply Urology
Hello: 1. If a rapid test shows a positive result, it should be confirmed with a blood test. If the blood test is negative, there is no need to worry (regarding sexual activity that occurred three months ago). 2. If there are bacteria in the semen, treatment is required, followed...

Do I Need Further HIV Testing After a Negative Saliva Test?

Hello doctor, I had unprotected sexual intercourse in early 2017. In mid-2020, I used an HIV saliva test kit and received a negative result (one line). Do I need to get tested again? I noticed that the CDC has been promoting blood testing kits recently. Thank you.

Dr. Lin Wufu reply Internal Medicine
Hello: The window period for HIV typically does not exceed six months. Therefore, if unsafe sexual activity occurred three years ago and the current test result is negative, it should rule out infection. However, saliva testing involves issues related to its sensitivity, and a ne...

Can You Contract HIV from Contaminated Saliva? Understanding the Risks

Doctor, I apologize for bothering you, but I would like to ask a question. Today, I had phlegm in my mouth, and when I spat it into a roadside drain, my saliva got pulled back into my mouth. There was an unknown substance on the drain cover, and since I was outdoors, I couldn...

Dr. Hong Yuanbin reply Internal Medicine
Hello, based on your description, the chance of contracting HIV is very low, so there is no need to be overly afraid. If you are still concerned or have symptoms, you can get tested. According to current testing methods, the window period is usually around 3 months. Thank you for...