Question 1

when should a igg vs a igm test be ordered?

Accepted Answer

IgM vs. IgG: Igm tests are typically ordered when an infection is thought to be present for one week or more. Igm levels often disappear within the first few months. Igg testing is typically ordered when the infection has been thought to be present for 2 or more weeks. Igg levels my stay elevated for years after an infection has resolved.

Question 2

my antirubella igg >400 and igm 0.91.what does it mean?

Accepted Answer

Rubella: IgG is Immune so you have immunity to Rubella.  Don't worry about the IgM.

Question 3

what are torch igg and igm tests used for?

Accepted Answer

Immune system: Igg are igm are different types of antibodies. Low levels are associated with a risk of infection. High levels can be a sign of infection or other disease.

Question 4

how soon do antibodies change from igm to igg?

Accepted Answer

No right answer: There is no right answer to this question. It depends on the virus or vaccine and it depends on the person. The answer can be anywhere from three to twenty four weeks.

Question 5

what causes high igg antibodies but negative igm?

Accepted Answer

Immunity: Igm is the first line of defense and reacts first, then long term immunity is provided by igg. So a positive igg and negative igm to something means an old exposure.

Question 6

what is torch test? what does igg and igm test mean?

Accepted Answer

Infectious Diseases: Torchs tests for various unusual disease such as toxoplasmosis, other, rubella, cytomegalovirus, herpes, syphilis. Mowt persons do not get these diseases but if they do-they may endanger the fetus. Ob's always test for immunity to rubella and the test for syphilis is always done. Igg is an antibody that shows that the person was exposed at one time. Igm looks for a recent infection.

Question 7

high igg antibodies but negative igm. what does this mean?

Accepted Answer

Remote infection: Igm is the first class of antibody made to a microbe and after several months the immune system starts to make igg class of antibodies and then the immune system stops making igm. If all that is found is igg to a particular microbe it means that you were infected over about 6 months to many years previously.

Question 8

what's the difference between igg , iga , igd , ige , igm?

Accepted Answer

See below: The short answer is that these are all immunoglobulins with different functions in your body. There's not enough space here to go into detail so here's a link with a lot of information: 
http://pathmicro.med.sc.edu/mayer/igstruct2000.htm

Question 9

does complement affect igg and igm reactions with antigens?

Accepted Answer

Complement: Complement is a serum protein that works with IgM and some igg subtypes to destroy foreign invaders. Persons with complement deficiency can have an increased frequency of infections.

Question 10

what does this mean?  my ebv ab vca igg is 239.  my igm is 36

Accepted Answer

Mono test: The EBV antibody viral capsid antigen IgG  appears within 7 days after infection and last for life. The IGM antibody appears in 7 days, but lasts 3 months. Labs are various on tere actual levels, so you will need to talk to your provider about the levels in accordance with the labs norms.

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Doctor answers about:

Parvovirus b19 igg igm

A member asked:

When should a igg vs a igm test be ordered?

A member asked:

My antirubella igg >400 and igm 0.91.what does it mean?

A member asked:

What are torch igg and igm tests used for?

A member asked:

How soon do antibodies change from igm to igg?

A member asked:

What causes high igg antibodies but negative igm?

A member asked:

What is torch test? what does igg and igm test mean?

A member asked:

High igg antibodies but negative igm. what does this mean?

A member asked:

What's the difference between igg , iga , igd , ige , igm?

A member asked:

Does complement affect igg and igm reactions with antigens?

A member asked:

What does this mean? my ebv ab vca igg is 239. my igm is 36

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