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Positive Western Blot Non Specific Cross Reacting Antibodies

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Ask the Experts

Pregant with a positive elisa test with undeterminal wester blot??? (PREGNANCY AND INDETERMINATE WESTERN BLOT TEST, 2010)

I have read several articles on thebody.com about women testing positive on the elisa test for HIV but an indeterminal western blot. my sister in law is going through this right now and is freaking out. she has been with my brother for 1 1/2 and he...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,It is not uncommon for women who are pregnant (or who have been pregnant in the past) to develop nonspecific cross-reacting antibodies that can confound HIV-antibody tests, resulting in false-positive or indeterminate results. See below. Your... Read more »

Pregnancy with indeterminate western blot test (PREGNANCY WITH INDETERMINATE WESTERN BLOT)

Thank you so much for your information and support. I just found out today that my second test... Read more »
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Covalent Vaccination and Catalytic Antibodies: A New Way of Looking at an HIV Vaccine

Introduction There is global concern regarding HIV drug-resistance, drug toxicity, and increasing drug costs. Many health care professionals believe that eradicating HIV will require development of a vaccine that prevents infection by the virus.... Read more »
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First In-Home, Rapid HIV Antibody Test Approved for Use in U.S.

On July 3, 2011, FDA approved the OraQuick In-Home HIV Test, the first over-the-counter, self-administered HIV test kit to detect the presence of antibodies to human immunodeficiency virus type 1 (HIV-1) and type 2 (HIV-2). The OraQuick In-Home HIV... Read more »
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Risk of Developing Specific AIDS-Defining Illnesses in Patients Co-Infected With HIV and Hepatitis C Virus With or Without Liver Cirrhosis

The authors wrote that "with the exception of lymphoma," there are "few data concerning the risk of specific opportunistic diseases in patients with and without hepatitis C virus (HCV) infection." In the current study, they evaluated "the... Read more »
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Crossing the Line

In one of the most difficult decisions I've ever made, I started taking HIV medications recently. I crossed a line I said I'd never cross. I remember a conversation I had 13 years ago with a former roommate named Brian. We had both just turned 22... Read more »
Connect With Others

Can HIV antibodies cross react in a herpes test

Posted by Anonymous, 1 Reply
Hi folks,
I am wondering if HIV antibodies can be mistakenly be picked up by HSV-2 IgG ELISA. This may cause false positive for HSV-2. ELISA (even for HSV-2) being a more sensitive test as compared to specific has been always known to throw in false... Read more »

Reactive Elisa, Non-reactive Western Blot

Posted by Anonymous, 3 Replies
I went in for an HIV antibody test 90 days post-possible exposure and the result came back reactive on the Elisa and non-reactive on the western blot. Are the antibodies produced in response to HIV unique or are they generic to a host of other... Read more »

western blot question

Posted by Anonymous, 1 Reply
how long does it take for the western blot to turn positive ? Read more »

Positive ELISA and Negative Western Blot

Posted by cf1, 1 Reply
Hi all,

Just would like some others opinions on my current situation.

3 weeks 4 days---My Doctors---Blood taken from vein in arm---Reactive Elisa---Negative Western Blot
5 weeks 2 days---Home Test----Blood from poke in finger---Non Reactive Elisa
9... Read more »