A member asked:

If i test hiv positive from a prick test could it come back negative if i take a second test what i wanna know is how acurate is the prick test.

A doctor has provided 1 answer

Dr. Tony Ho answered

Specializes in Internal Medicine

Very accurate: It is considered over 99% accurate. The likelihood of a second test coming back negative is fairly low; however, depending on whether the test is able to do a confirmatory or not, you may want to get a blood test so that you can confirm the elisa with a western blot.

Answered 3/29/2013

5.2k views

Thank

More of what we treat

Allergies

Antibiotics

Asthma

High Blood Pressure

Prescriptions

Type 2 Diabetes

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.

Get Virtual Care

For Businesses

About Us

HealthTap Online Primary Care Doctors Accepting New Patients

A member asked:

If i test hiv positive from a prick test could it come back negative if i take a second test what i wanna know is how acurate is the prick test.

A doctor has provided 1 answer

Dr. Tony Ho answered

Related Questions

A member asked:

My friend tested hiv negative at 6 months, 9 months and then tested positive 12 months. She told me her last exposure was 2 years ago. Did the test fail her. Did seroconversion take place after 2yrs or is she not telling the truth?

A member asked:

What diseases and health issues can affect hiv test meaning make it take longer for hiv to show up on a test. And can you test negative with a 3 month 4 generation hiv test actually test positive had a test done it was negative waited 3months and ng ?

A member asked:

Is it possible to test positive for hiv 25 days after possible exposure? I had an antigen and antibodies test done which came back negative.

A member asked:

Negative hiv test 4 months after exposure to positive woman it was done at a local hospital it came back negative and full panel was also negative. Am I clear to forget about the exposure or should I test more?

A member asked:

3 months ago I was exposed to HIV (condom burst) day 42 took the 4th Gen lab test came back negative and at day 72 4th Gen test again came back negative day 91 I took the self rapid test negative,but I have symptoms could I be positive?

Sponsored Content

People also searched for:

Is it wise to take an HIV test twice after the first one came back as positive during pregnancy meanwhile you have been hiv negative all the time?

First HIV test came back negative how many more do I take for a definite negative?

Are hiv rna tests reliable? Is it known to give false positives? Ive been testing negative but afraid to take any test that gives lots a falsepositive

Just got positive result back from HIV RNA test - 1.5mil copies per m/l. Exposure on 8/12. Had negative Duo tests at 15, 19, 27, 32, 40, 50 and 60 days. Tests done at Quest Diagnostics. How is this even possible? Did quest not process my tests?!??

If you had aids, would an at home HIV test come back negative or positive? Wouldn't it have to be positive?

Telemedicine

Primary Care

Manage Your Conditions

Women's Health

Children's Health

Men's Health

Senior Health

Wellness, Prevention & Lifestyle

Sexual Health

Mental & Behavioral Health

Travel Medicine

Urgent Care

Didn't find what you're looking for?

More of what we treat

Allergies

Antibiotics

Asthma

High Blood Pressure

Prescriptions

Type 2 Diabetes

For Businesses

Company

Health Content

Join Us

Download HealthTap

Questions?