Doctor insights on:
Positive Aspects Iq Tests
IQ tests are well-: validated instruments with built-in measures for the range of scores that a person could achieve on any given day. Tests must be appropriate; e.g. motor impairment may lower a score on non-verbal IQ tests with timed motor tasks. Deafness may require a test with no language component, like the Leiter-3. The Differential Abilities Scale is often used for kids with known developmental disabilities. ...Read more
Definition?: There are many different ways of being smart or dumb. These tests are pretty good predictors of academic success, much less so of success in other areas of life. ...Read more
4 hsv-2 type-specific IgG tests.1 partner for all. 1st=negative. 2nd test @7mo.=positive 3.3igg. 3rd test @11mo=negative. 4th [email protected] = negative?
Lab Error: I would chalk this up to lab error, but in my patients we do not leave it there. There is a much better and more valid test to be done called a western blot test for herpes. This definitive test should have already been offered to you so that you can know for a fact whether you have herpes or not. ...Read more
It can happen: Revised reply: disregard earlier one if you saw it. At first I misunderstood the question. The newer TP specific IgG/IgM tests (EIA etc) and RPR/VDRL have similar seroconversion times, typically 4-6 weeks. The IgG tests often are positive first, but exact frequency of this isn't yet known -- more study needed. Apologies again if any confusion from earlier reply. ...Read more
After exposure, 3months HIV quali RNA test negative, not detected.4.5months HIV quick test and ELISA test negative.Are those tests all exclusive?
May be: Why were these tests done? You must have had some symptoms for your doctor to order these tests. Negative results on blood tests are not an assurance that there is no disease. Please follow your doctor's advice for follow-up care. ...Read more
IQ is broader: An IQ test is a broad measure of knowledge is many areas, whereas aptitude is the ability in a more focused area. A standard IQ test, the weschler IQ measures the average IQ at 100 with a standard deviation of 15. This means than an IQ below 70 falls into the range of mental retardation and an IQ above 130 is in the "superior" range. An aptitude test measures things like an aptitude to build. ...Read more
With so many false positives and negatives, does the quad marker blood test any real value, beyond random chance ?
Efficiency: It guides the search for down's and grave neural tube defects in women who might want to end such pregnancies; it will miss some, but the alternative is much more problematic testing for all pregnant women. You are playing the odds but unlike in las vegas, "the house" is trying to give the most favorable odds to the patient. But getting a false-positive is most upsetting & we can all relate. ...Read moreSee 1 more doctor answer
Yes: There are 2 reasons for this kind of result: (1) a false positive, or (2) early infection before seroconversion. In someone at low risk for HIV without symptoms, another negative WB in 1 month means there's no infection. In someone at risk or with symptoms of acute infection, a viral load can be helpful. The new 4th generation antigen/antibody tests will eliminate this problem. ...Read more
Because of negative mannitol test & heavy dysnea, Dr. ordered methacholine challenge, but my dna shows pseudocholinesterase deficiency. Safe test?
Methacholine: Did you have PFTs? First do that ,Rrare to use methacholine in the US as those with asthma can have a severe response. Discuss your deficiency and PFTs wtth your doctor. methacholine is metabolized by acethycholinesterase and si resistent to inactivation by pseuodcholinesterase , so that should not be a factor. See http://www.rxlist.com/provocholine-drug/clinical-pharmacology.htm ...Read more
Western blot igm bands 23 and 41 were positive but second testing weeks later showed completely negative western blot. False positive?
Not enough data LYME: This is not enough data to diagnose Lyme.It can occur in other conditions and these tests can change. ...Read more
HSV 1 positive through blood test =[LIAISON assay using chemiluminescence immunoassay (CLIA) tech.] Index=1.47, how likely is it false positive?
HIV test negative 8 months with Architect™ analyzer and confirmed with western blot test. What are the chances it will turn positive?
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