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Doctor insights on: What Is A Hepatitis Titer Test

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What is the significance of a positive IgG antibody test for rubella?

What is the significance of a positive IgG antibody test for rubella?

You R protected: A positive rubella titer means your body has developed a protective level of antibodies to the rubella virus. You either had rubella or had an immunization.To a woman it means you will not need to worry during pregnancy that your fetus will suffer the devastating effects of rubella. That virus can cause miscarriage, organ damage, blindness & deafness if it strikes during pregnancy. ...Read more

Dr. Jay Park
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Hepatitis (Definition)

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What is a ssDNA IgG antibody blood test for?

Unsure: In the past, the test was used to diagnose autoimmune diseases such as Lupus or Rheumatoid arthritis, but has largely been abandoned due to problems with the test. DNA is a double stranded (ds) molecule and anti-dsDNA is a marker for Lupus activity. However, IgG antibodies binding to single strand (ss) DNA occur in a high percentage of people without autoimmune disease. ...Read more

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What is the first test to know hep-c , is it normal hep-c blood test or anti-hcv test ?

What is the first test to know hep-c , is it normal hep-c blood test or anti-hcv test ?

HCV antibody test: The first test for hepatitis c is an antibody test. If it is positive, the next is a test for the virus itself, called a viral load or hcv RNA test. If the virus is detected, this person has chronic infection. But 25% of people will spontaneously clear the infection, so hcv antibody does not equal chronic infection. If chronic hepatitis c infection is found, see a specialist for next steps. ...Read more

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Does a Positive ANA Antibodies, IFA test mean I could have an STD? What STDs are Positive ANA test? Is an ANA Antibody test a standard test for STDs?

Does a Positive ANA Antibodies, IFA test mean I could have an STD? What STDs are Positive ANA test? Is an ANA Antibody  test a standard test for STDs?

Antinuclear antibody: Antinuclear antibody testing is useful for someone with signs and symptoms of an autoimmune disease - anemia, arthritis, kidney disease, inflammation of the heart and lungs. It is not a test for STDs. However, a test for syphilis, the VDRL, was once used as a test for autoimmune disease! Please call your doctor to explain your ANA. Usually they are of no medical significance. ...Read more

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What is a titer?

What is a titer?

Dilution/concentrati: The term titer is usually used when the lab serially dilutes a specimen and tests for the presence of a substance, usually antibody. The highest dilution giving a positive results is called the tiler, e.G, if antibody is detectable at a dilution of 1:64, the specimen is said to have a titer of 64. ...Read more

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Is a positive test for rubella antibody bad?

Is a positive test for rubella antibody bad?

No,indicates imunit: A positive test for rubella immunity indicates your body has been exposed to wild rubella or the rubella vaccine & developed protective antibodies to it. If you are female, it means you will not pass rubella to your fetus if u are exposed to the illness during pregnancy & get the disease. ...Read more

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What is the possibility of having a positive HCV ab screen but a negative HCV RNA PCR test?

What is the possibility of having a positive HCV ab screen but a negative HCV RNA PCR test?

10%: Around 10% of patients with hcv + will have negative PCR viral load. This means either a false positive (confirmed with negative riba) or cleared previous infection. ...Read more

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Igm is negative but IgG is positive for Lyme disease, what to do?

Igm is negative but IgG is positive for Lyme disease, what to do?

Old Infection: This most likely means you had an old infection with lyme disease. Our bodies make IgM early in an infection and IgG later. Even once the infection is gone there will be detectable IgG for quite some time. This is part of how our body remembers previous infections so we can fight them off better if we get them again. ...Read more

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What is hepatitis antibody screening?

What is hepatitis antibody screening?

Looking for viruses.: Usually the doctor is ruling out hepatitis caused by viruses: hep a, hep b, and hep c. There or other antibodies that suggest immune hepatitis, specifically anti-mitochondrial abs, and smooth muscle abs. ...Read more

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What's the name of hepatatis c test that can prove that hepatatis c antibody is false positive: is it-riba test or another method-hepatatis c antibody

HCV viral load: HCV RNA assays are used to confirm the presence or absence of infection and to quantify the amount of HCV RNA present, and may be used to guide decisions regarding duration of treatment with certain regimen. ...Read more

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What is hepatitis be antibody test?

Envelope: It is an antibody to the hepatitis b envelope protein. It helps physicians characterize hepatitis b infection. ...Read more

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What does hepatitis A Ab (total) .......A negative mean? HBsAb..........A positive?

What does hepatitis A Ab (total) .......A negative mean? 
HBsAb..........A positive?

Hepatitis ABsAb: Just means that you have been exposed or vaccinated and have antibodies (defenses to fight the illness). Does not mean you have hepatitis or that you are infectious ...Read more

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My Hepatitis C Antibody test was non reactive. The results included a comment "Does not exclude early acute HCV infection". What does this mean?

My Hepatitis C Antibody test was non reactive.   The results included a comment "Does not exclude early acute HCV infection".  What does this mean?

See below: It takes the body variable period of time to make antibodies in response to an infection. In the case of Hep C it may take a few weeks from the time of infection to the time when the body makes antibodies. If you are concerned about have been exposed to Hep C, you may wish to repeat the test in about 6 months. ...Read more

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My result of laboratory test is hepatitis b surface antigen reactive. What does it mean?

My result of laboratory test is hepatitis b surface antigen reactive. What does it mean?

Hep B Infection: The surface antigen can be positive in either acute (new) or chronic hep b infection. Chronic hbv exists in several different forms. Your doctor can run other tests to determine which form you have and whether treatment is needed. ...Read more

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What is a naat HIV test? Is it accurate?

What is a naat HIV test? Is it accurate?

NAAT HIV testing: Again you keep asking about antibody testing. It is accurate if enough time has passed for the body to create potential antibodies. Usually up to twelve weeks after exposure. But tests after twelve weeks will of course be accurate. It is just mind blowing that anyone is offering you these tests when there is a 100% accurate test that does not require such a length of waiting. ...Read more

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What type of HIV test does a doctor preform on a person that got raped RNA HIV test for the virus itself or normal antibody HIV test ?

What type of HIV test does a doctor preform on a person that got raped RNA HIV test for the virus itself or normal antibody HIV test ?

Likely antibody : The usual first test for HIV exposure is for antibodies to hiv. An in-office test is likely to be for antibodies. Please see this site for information and discuss the matter with your doctor. http://www.cdc.gov/hiv/topics/testing/resources/guidelines/correctional-settings/section4.htm. ...Read more

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What does the titer result for hepatitis b surface ab test mean?

What does the titer result for hepatitis b surface ab test mean?

Marker of immunity: Surface ab is either a response to hep b infection or to injection of hep b vaccine. The titer indicates how much antibody is present in the blood. This level varies with time during the course of infection or following an injection. ...Read more

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What is a PCR test?

PCR test: There are several answers but the most universal is the polymerase chain reaction test used to multiply dna sampling to determine pathogens and also for use in legal specimen procedures. It can also be used for human genetic testing for disease incidence and susceptibility. ...Read more

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