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false negative herpes blood test

A 29-year-old male asked:
Dr. William Harris
33 years experience Family Medicine
1 to 4: 25% of people in this country have herpes, but 90% don't know it. False negative tests from labs these days is rare. If you have herpes simplex i ... Read More
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A 28-year-old member asked:
Dr. Robert Kwok
33 years experience Pediatrics
About 0% to 9%: Quest diagnostics' website states that their herpes type-specific IgG antibody test is 91-100% sensitive, so there are a few false negative results. A ... Read More
Dr. Jack Mutnick
17 years experience Allergy and Immunology
SLE: There is always the possibility. The simplest way to rule out an error is to simply ask to have the test repeated. If you do not have symptoms and the ... Read More
A 29-year-old male asked:
Dr. Bonnie Bock
47 years experience Infectious Disease
Low but possible: The herpes select blood test is a reasonably reliable test that will indicate if an individual has had heroes 1 or 11 infection.It is not perfect and ... Read More
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A 21-year-old male asked:
Dr. James Eitner
34 years experience Family Medicine
Prob. True Positive: Herpes type 1 is the herpes virus commonly associated with the mouth (cold sores). It can be positive without any other tests being positive. Many p ... Read More
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A 46-year-old member asked:
Dr. Jose Abreu
33 years experience Obstetrics and Gynecology
Yes: Better to repeat it specially after chating on the diet.
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A 17-year-old female asked:
Dr. Gurmukh Singh
49 years experience Pathology
Too early to test: Conception, as defined by the generation of a fertilized ovum, occurs within day or so of the sex. However, it takes about two weeks for the embryo to ... Read More
A 19-year-old female asked:
Dr. Nancy Mellow
44 years experience Internal Medicine
What blood test?: False negatives, as well as false positives, can occur with any test, but most tests have a very low rate of both. In some cases, a false negative ca ... Read More
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A 36-year-old member asked:
Dr. Benjamin Nguyen
A Verified Doctor answered
A US doctor answered Learn more
No: Narcan (naloxone) cannot produce a false negative drug screen. Narcan (naloxone) merely competitively inhibits opioids at the opioid receptor.
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A 29-year-old female asked:
Dr. Christopher Abel
26 years experience Pediatrics
Nothing: A false negative on this type of testing is a function of the test itself, so nothing that you do, or don't do, will change the accuracy of the test. ... Read More
A 35-year-old member asked:
Dr. Jose Abreu
33 years experience Obstetrics and Gynecology
Yes: Urine tests need around a level of 50 to be positive. I prefer to wait to miss the period first and then do the test or do a blood pregnancy test. T ... Read More

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