What is the normal range for rubella IgG and IgM?
What is the normal range for rubella IgG and IgM?
Reference Interval
| 19.9 AU/mL or less: | Not Detected. |
|---|---|
| 20.0 – 24.9 AU/mL: | Indeterminate – Repeat testing in 10-14 days may be helpful. |
| 25.0 AU/mL or greater: | Detected – IgM antibody to rubella detected, which may indicate a current or recent infection or immunization. |
What is rubella antibodies positive?
A positive rubella IgG test result is good—it means that you are immune to rubella and cannot get the infection. This is the most common rubella test done. Negative: Less than 7 IU/mL IgG antibodies and less than 0.9 IgM antibodies.
What is rubella antibodies in blood test?
A rubella test detects and measures rubella antibodies in the blood that are produced by the body’s immune system in response to immunization or an infection by the rubella virus. Rubella is a virus that causes an infection that is usually mild and characterized by fever and rash that last about 2 to 3 days.
What level is rubella immune?
The Rubella Subcommittee of the National Committee for Clinical Laboratory Standards has proposed lowering the breakpoint to define rubella immunity from 15 to 10 IU/mL. This recommendation stems from epidemiologic studies on vaccinated persons with low levels of antibody and anecdotal reports.
What does a high rubella IgG mean?
Here’s how your IgG test results stack up: A positive test is 1.0 or higher. That means you have rubella antibodies in your blood and are immune to future infection. A negative test is 0.7 or lower. You have too few antibodies to make you immune.
Can rubella cause miscarriage?
Rubella is very dangerous for pregnant women and their developing babies. If a pregnant woman is infected with rubella, she can pass the virus to her baby, which can lead to a miscarriage or an infant born with the congenital rubella syndrome (CRS).
What happens if rubella is high?
Women who are infected with rubella may feel arthritis in their fingers, wrists and knees. This complication is rare in men or children who get rubella. In rare cases, rubella can cause serious problems, including brain infections and bleeding problems.
Why is my rubella IgG high?
A positive test is 1.0 or higher. That means you have rubella antibodies in your blood and are immune to future infection. A negative test is 0.7 or lower. You have too few antibodies to make you immune.
What is a good rubella level?
Reference Range: 7 IU/mL or less: Negative – No significant level of detectable rubella IgG antibody. 8-9 IU/mL: Equivocal – Repeat testing in 10-14 days may be helpful. 10 IU/mL or greater: Positive – IgG antibody to rubella detected, which may indicate a current or previous exposure/immunization to rubella.
Can rubella cause infertility?
What is the Relation between Rubella Infection and Infertility? Since rubella infection is extremely dangerous for unborn babies, women of childbearing age are advised to undergo rubella immunity testing before trying to conceive. If immunity cannot be established, they are asked to be vaccinated.
Does rubella vaccine affect pregnancy?
As the rubella virus is so virulent early in pregnancy, the vaccine, which is composed of weakened live virus, is not advised during that time. In addition, women who receive the vaccine are cautioned to avoid conceiving for three months.
Can I get rubella vaccine while pregnant?
Vaccine Recommendations Pregnant women should NOT get MMR vaccine. If you get rubella or are exposed to rubella while you’re pregnant, contact your doctor immediately.