Do Blood Tests Test For Both Types Of Hiv

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Understanding HIV-Related Lab Tests I: Complete Blood Count and Blood Chemistry

Lab Tests Are Important Tools The Basics Complete Blood Count (CBC) Blood Chemistry (Chemistry or Chem Screens) The Bottom Line Lab Tests Are Important Tools Having regular lab tests is a necessary part of good health care. Lab testsare important tools that help you and your health care provider keep track ofhow you are doing in the following areas: Immune System Status How HIV is affecting your immune system If you...

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HIV screening for donating blood (BLOOD DONATION, FALSE POSITIVE TEST 2009)

Dr. Bob, My sister recently tried to donate blood and was denied. She recieved a letter stating that she was HIV positive. How accurate are the tests that the Red Cross performs? She is getting an HIV test but I would like to know what the...

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation

Hi,The purpose of HIV screening at blood donation sites is to protect the blood supply, not to diagnose HIV disease. The tests run at blood donation centers are very sensitive so that they won't miss any true infections. In the process they... Read more »

How many types of Antibody Tests?

Hi Doctor. I'm not exactly sure how to correctly ask you this question, i'll try my best. How many types of Antibody testing are there? And is it possible for one to test negative on all Antibody Tests and still be HIV positive?...

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine

There are many types of antibody tests from several manufacturers. They can use blood, saliva, or urine. There are rapid tests and more sophisticated tests like western blots. As I have mentioned before, it is possible, but extremely unlikely to be... Read more »

HIV1, HIV2 and their relationship to sub-types and testing

I'm concerned about a potential exposure to HIV which occured in South East Asia. After reading through your many (wonderful!)answers I had a in-house PCR QUAL assay done about 3 weeks after the exposure. Results were negative. Then the lab...

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine

Your biolody lesson for today. HIV-1 is divided into 2 major subgroups M (major) and O (outlier). The M group is divided into subtypes A-I. The O group into A and B (for now). They are all HIV-1. HIV-2 is a different virus, although it is in the... Read more »

Testing the Blood Tests

Sir, I was wondering how the new versions of the HIV serology tests are tested. For example, I read that the Los Alamos lab has a repository of all known HIV strains, some so rare that they don't even have a name for it. Are new serology tests...

Response from Rick Sowadsky, M.P.H.

Nevada State Health Division AIDS Program

Hi. Thank you for your question.Antibody tests are continually being evaluated and monitored to make surethey continue to pick up all strains of HIV. With the exception of the rareand unusual "Group O" Strain, antibody tests will pick up... Read more »

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Testing types

Posted by Anonymous, 2 Replies

I was tested at a local health department. She pricked my finger and placed several blots of my blood on a sheet of paper. Will this "dry" sample be adequate?

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Testing Nightmare, 4 tests 3 days, 6 tests 2 weeks

Posted by sms988, 1 Reply

I got tested after exposure and the results were negative, yay right? Well I'm kind of doubting my result... not out of "should I have waited longer" because I waited the right amount of time, it's how the test administrator performed the test. He... Read more »

Donor blood center test

Posted by Anonymous, 2 Replies

Quick question if anyone knows out there. What type of test does the blood center use to test for hiv? How effective is it? It would seem nothing would get past them. Right? Where can you get the kind of test done that the blood center uses? ... Read more »

Types of test?

Posted by T_BOOGIE, 3 Replies

Does the type of test you take really make a difference, like besides the rapid test. I dont know what kind of test i took but the last one i took was negative. Does the type of test make that big of a difference? Read more »

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