Lab test
MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test
MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test is a laboratory test you can request directly. This test checks if you have immunity to measles, mumps, and rubella, often after vaccination or past infection.
What this test is
The MMR Titer Test is a blood test that measures the level of antibodies against the measles, mumps, and rubella viruses. It helps determine if your immune system has the ability to fight off these diseases.
What it measures
- Measles IgG Antibody — reflects immunity to measles
- Mumps IgG Antibody — reflects immunity to mumps
- Rubella IgG Antibody — reflects immunity to rubella
What the test involves
This test requires a blood sample, which is typically collected from a vein in your arm. A healthcare professional will draw your blood using a needle and collect it in a small vial.
Why it is often ordered
A clinician may order this test to confirm immunity before travel, for occupational health requirements, or to assess the effectiveness of a previous MMR vaccination. It helps ensure you are protected against these potentially serious illnesses.
Preparation
Follow any specific instructions provided by the laboratory where you will have your blood drawn. Generally, no special preparation is needed for this test.
How results are reported
Results indicate whether antibodies to measles, mumps, and rubella are detected and at what level. Reference ranges, which help interpret these levels, are determined by the specific laboratory performing the test.
Before you go
- How to prepare for the blood draw
- The expected turnaround time for results
- How to schedule your appointment
FAQ
Frequently asked questions
What does a 'titer' mean?
A titer refers to the amount or concentration of antibodies in your blood. A higher titer generally indicates a stronger immune response and greater protection against a specific disease.
How soon can I get results?
Turnaround times for this test typically range from 1 to 3 business days after the sample is collected. Please confirm the exact timeframe with the laboratory.
What if my results show I'm not immune?
If the test indicates a lack of immunity, your healthcare provider may recommend a booster vaccination. They will discuss the best course of action based on your results and health history.
Can this test be done on children?
Yes, this test can be performed on children and adults. The process involves a standard blood draw, and the interpretation of results should be done by a healthcare professional.
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Locations
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