What Do Non-reactive Results Mean On Hiv Testing

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Ask the Experts

Negative HIV test but reactive? Negative Western Blot

My OBGYN doctor called this afternoon and told me that my HIV test came back negative but reactive? I also think he said the lab did the Western Blot which also came back negative. Now they want to do the DNA test. Why do they need to do another...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...Western Blot, which turned out to be negative. A reactive ELISA plus a negative Western Blot is considered to be a "negative HIV test." There are many potential causes for a falsely reactive ELISA test, including cross-reacting non-specific... Read more »

Reactive HIV test, but indeterminate Western Blot

Dr. Bob--I recently had an HIV test. The result was High, 10.47. Repeatedly Reactive. So, they did... Read more »

@ 6 mos. WB indeterminate p18reactive

A girl that I know that i had sex with dropped a bomb on me today. 6 months after we had had sex... Read more »
Articles
U.S. Centers for Disease Control and Prevention

Supplemental Testing for Confirmation of Reactive Oral Fluid Rapid HIV Antibody Tests

...In March 2004, the Food and Drug Administration (FDA) approved the OraQuick® Rapid HIV-1 Antibody Test (OraSure Technologies, Bethlehem, Pennsylvania) for use with oral fluid by trained personnel as a point-of-care Read more »
San Francisco AIDS Foundation

HIV Testing

... Why Should You Get Tested for HIV? What Are HIV Antibody Tests? ELISA Western Blot (WB) Assay Indirect Immunofluorescence Read more »
U.S. Centers for Disease Control and Prevention

Pilot of Non-Invasive (Oral Fluid) Testing for HIV Within a Community Setting

... In a community setting of men who have sex with men (MSM), the current study sought to determine the level of undiagnosed HIV infection and to identify any associated sexual risk factors. In sex-on-premises venues and gay bars within the... Read more »
New York State Department of Health AIDS Institute

Diagnostic, Monitoring and Resistance Laboratory Tests for HIV

...HIV laboratory screening methods, viral load assays, and HIV resistance tests. Many new technologies that will further enhance testing methods are in various stages of development. Patients presenting for testing within 36 hours of exposure to... Read more »