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Hiv Enzyme Immunoassay

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HIV testing question

There is a guy I know and he told me he tested for hivMy question is as follows:what type of test is this: "HIV-1 Antibody by enzymes immunoassay (eia) with reflux to western blot CB test HIV 1/AB=Non-ReactiveHIV Western Blot = N/AWhat does all this...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...Hello,The type of test is an EIA (Enzyme Immunoassay). It's an "ELISA"-type test to detect anti-HIV antibody in the blood. The way the test was ordered, a confirmatory test called Read more »

New ICMA Hiv Test, Please DR. Bob

Hi Dr. Bob:A friend of mine here in the Bay Area, CA, referred me to you and this site. I have had... Read more »

Thank You Thank You Thank You

Thank You soooo much Dr. Bob for clarifying for me. However, I had asked the Catie Information... Read more »
Articles
U.S. Centers for Disease Control and Prevention

HIV Spread "Out of Control" Among French Gay Men

...findings are based in part on new diagnoses reported to the institute, with infections classified as recent or non-recent based on enzyme immunoassay for recent HIV-1 infections. Overall, new HIV infections in France significantly declined from... Read more »
U.S. Centers for Disease Control and Prevention

Routine Jail-Based HIV Testing -- Rhode Island, 2000-2007

...initial medical evaluation conducted within 24 hours of admission. The RIDOC testing program uses a conventional laboratory-based HIV enzyme immunoassay (EIA) with Western blot confirmatory testing on blood specimens. HIV testing is voluntary... Read more »
U.S. Centers for Disease Control and Prevention

Novel Immunoassay Suitable for Blood Donor Screening

...effectively to detect HIV contamination in blood products, according to researchers in Luxembourg. The Cobas Core HIV Combi enzyme immunoassay (EIA) is more accurate for blood donor testing than other fourth-generation screens. According to the... Read more »
U.S. Centers for Disease Control and Prevention

HIV Transmission Through Transfusion -- Missouri and Colorado, 2008

...questionnaire. He was not compensated for his blood donation. His whole blood donation was screened at a reference laboratory for HIV by enzyme immunoassay (EIA) (Genetic Systems HIV-1/HIV-2 Plus O EIA, Bio-Rad Laboratories, Redmond, Washington)... Read more »
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accept your results

Posted by Anonymous, 1 Reply
...elisa the window has shortened. Accuracy of Screening Tests The initial screening test to detect antibodies to HIV is the enzyme immunoassay (EIA). Commercially available EIAs use antigens from whole disrupted virus (first generation),... Read more »

Screening and window period

Posted by Anonymous, 2 Replies
...Accuracy of Screening Tests The initial screening test to detect antibodies to HIV is the enzyme immunoassay (EIA). Commercially available EIAs use antigens from whole disrupted virus (first generation), recombinant viral proteins (second Read more »

ARS Patient cases

Posted by Anonymous
...levels declined to 3000 copies/mL, and his CD4 T-cell count rose to 650 cells/mm3. Repeat HIV serologic testing showed a positive HIV enzyme immunoassay and a positive Western blot with bands at gp120, gp160, and p24. One year later the patient... Read more »

Test results to HIV and HCV

Posted by Anonymous, 2 Replies
...days. On day 17 the concentration of p24 antigen was 250 ng per liter, the HIV Western blot assay had no positive band, and an enzyme immunoassay for antibodies to HIV was negative. The test for HIV antibodies first became positive on day 31,... Read more »