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Doctor insights on: Drug Immunoassay

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Is the initial immunoassay in a lab as accurate as a drug test?

Is the initial immunoassay in a lab as accurate as a drug test?

Sensitivity &: Specificity. Inital screening tests, usually immunoassays are set at high sensitivity and have some false positive results. Confirmatory tests have high specificity, but are not suitable as screening tests. ...Read more

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Is an initial immunoassay screening in a lab as accurate as a home drug test?

Lab Usually more: Accurate. Lab tests are generally more accurate than home tests. Lab also has the means to get confirmatory testing on samples that test positive on screen. ...Read more

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Is chemiluminescence Immunoassay a treponemal test?

Is chemiluminescence Immunoassay a treponemal test?

Not necessarily: Chemiluminescence is an indicator in many immuno- assays. It is not a test per se. ...Read more

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Is there kind of test exists ?Enzyme Immunoassay (rapid) ??

Is there kind of test exists ?Enzyme Immunoassay (rapid) ??

Lots: There are large number of enzyme immunoassays for many different chemicals, infectious agents,hormones, proteins. What test did you have in mind. ...Read more

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Is there kind of test exists ? Enzyme Immunoassay (rapid) ??

Yes: This.is an important class of labs used for a variety of purposes. Why do you ask? ...Read more

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What are the differences between ELISA and immunoassay?

What are the differences between ELISA and immunoassay?

ELISA one type of: immunoassay. Enzyme Linked Immuno-Sorbent Assay is one type of immunoassay. Others are agglutination, flocculation, precipitation, turidimetry, nephelometry, radio-immunoassay, etc. Pregnancy test is one example of an immunoassay. ...Read more

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What is hemoglobin A1c immunoassay?

What is hemoglobin A1c immunoassay?

Diabetic measure.: The HgbA1C is a measure reflective of your degree of diabetic control in the long term. It essentially represents a three month average of your fingersticks, as if you took a fingerstick every minute, night and day, eating and fasting, for three months straight and then averaged them all. Technically, it's the percentage of red blood cells that have glucose attached to them. ...Read more

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Apart from elisa, which other immunoassay(s) can be used for antigen analysis?

Apart from elisa, which other immunoassay(s) can be used for antigen analysis?

Precipitation, ...: Earliest tests were based on antigen-antibody binding resulting in precipitation. Other indicators of antibody-antigen binding are agglutination, complement binding, enzyme interference etc. ...Read more

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Apart from elisa, which other immunoassay(s) can quantitative antigen analysis use?

Apart from elisa, which other immunoassay(s) can quantitative antigen analysis use?

See below: Rocket electrophoresis, radial immunodiffusion, conventional radio-immunoassy, densitometric scanning. There are many variations of ELISA itself. ...Read more

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Is Syphilis Serology (Chemiluminescence Immunoassay) accurate even if someone had been infected for say 10 years?

Is Syphilis Serology (Chemiluminescence Immunoassay) accurate even if someone had been infected for say 10 years?

Death: Death would have insued if someone had syphilis that long. Syphilis is not a static infection. It is progressive and neurosyphilis would have killed a patient long before ten years. ...Read more

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How good is the enhanced chemiluminscence immunoassay to detect HIV antibodies after 14 months. If the result is negative is it conclusive.?

How good is the enhanced chemiluminscence immunoassay to detect HIV antibodies after 14 months. If the result is negative is it conclusive.?

Almost: A negative test for antibodies, 14 month after exposure is nearly 100% conclusive. Should you seek additional assurance you may ask for a qualitative HIV nucleic acid test (nat). ...Read more

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Should I go for chemiluminescence immunoassay test after testing negative for DNA PCR for HIV1&2 after 90 days?

Should I go for chemiluminescence immunoassay test after testing negative for DNA PCR for HIV1&2 after 90 days?

No: You should be thankful for good health. You should be thankful that you gave and received love, however imperfect it may have been -- human love always is. You should be proud to be a man. You should embrace life and love responsibly. And unless Dad is a total fool, maybe you and he can have another good talk. ...Read more

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Which specimen is require for direct fluorescent antibody and immunoassay test for detecting c.Trachcomatis?

Which specimen is require for direct fluorescent antibody and immunoassay test for detecting c.Trachcomatis?

Either: A sample of urethral specimen is needed and this depends on what lab is used. A urethral swab or urine is common. See your clinic and what is offered. ...Read more

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I had HIV EIA (enzyme immunoassay) testing done and it has been non-reactive. What else could be causing the P41 Band (IgG & IgM) to be positive?

I had HIV EIA (enzyme immunoassay) testing done and it has been non-reactive.  What else could be causing the P41 Band (IgG & IgM) to be positive?

Cross-reactivity: Your body antibodies to a protein that shares some structure with p41. This is the reason to look for antibodies to multiple HIV proteins, rather than relying on one. Antibodies do cross-react with proteins similar to the one that elicited the antibody. ...Read more

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Test name PSA screen 0.18. Next blank spot has =1=.... Free tv 1.18.. TSH 1.863.. Comments =1=the PSA is a direct chemiluminometric immunoassay mean?

See below: All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. Having said that, your lab results are normal. ...Read more

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HSV 1 positive through blood test =[LIAISON assay using chemiluminescence immunoassay (CLIA) tech.] Index=1.47, how likely is it false positive?

HSV 1 positive through blood test =[LIAISON assay using chemiluminescence immunoassay (CLIA) tech.]  Index=1.47, how likely is it false positive?

Not false positive: False positive tests for HSV1 are very rare. Half of all persons your age have positive tests, so nothing unusual there. Most likely from an oral infection in the distant past. ...Read more

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What is category x drug?

What is category x drug?

Do not use if pregna: Category x drugs are contraindicated for use in pregnancy due to studies demonstrating evidence of serious fetal abnormalities in animals, humans, or both such that fetal risks clearly outweigh maternal benefit. Check out http://www.Empr.Com/drugs-contraindicated-in-pregnancy/article/125914/ for more info, including partial list. ...Read more