Territories · MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test
MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test in Puerto Rico
MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test is a laboratory test you can request directly. The MMR Titer Test checks your blood for antibodies that indicate immunity to measles, mumps, and rubella.
Lab requirements in Puerto Rico
Here is what you need before ordering and completing the MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test in PR. Review each item and confirm the details with the collection lab.
- Physician's order
- Included. A physician's order is required for lab testing and is provided for you by our partner's physicians — no referral from your own doctor is needed.
- Fasting
- Some tests require fasting or avoiding certain foods or drinks beforehand. You will be informed when you order — confirm the details with the collection lab.
- Preparation
- No special preparation is usually needed for this test. Follow the specific instructions provided by the collection lab to ensure accurate results.
- Sample & visit
- A blood and/or urine sample is collected; the visit usually takes about 10 minutes.
- Identification
- Bring the lab requisition form from your account. The collection lab may also ask for a government-issued photo ID.
- Turnaround
- 1-3 business days
- Availability
- Our partner lab does not serve ND, RI, NY, NJ, MD or HI. Confirm availability for your location with the collection lab.
Before you go
- Order your test before visiting a lab, then use the requisition form in your account.
- Print the requisition form, or fax it to the lab directly from your account.
- No scheduling is needed — visit the collection lab during its normal business hours.
- A blood and/or urine sample is collected; the visit usually takes about 10 minutes.
- Bring a government-issued photo ID in case the lab requests it.
- Results are posted to your secure account within 1–3 business days.
Requirements are summarized from our partner lab's published policies. Preparation and availability can change — confirm current instructions with the collection lab before your visit.
What this test is
This test measures IgG antibodies against measles, mumps, and rubella viruses. It is used to determine whether you have immunity from past infection or vaccination. It does not diagnose an active infection.
What it measures
- Measles IgG — Indicates immunity to measles virus
- Mumps IgG — Indicates immunity to mumps virus
- Rubella IgG — Indicates immunity to rubella virus
What the test involves
A healthcare professional collects a small blood sample from a vein in your arm using a standard blood draw. The sample is then sent to a laboratory for analysis.
Why it is often ordered
A clinician may order this test to check if you are immune to measles, mumps, and rubella, especially before travel, during pregnancy, or for healthcare employment requirements. It can also help determine if you need a booster vaccine.
Preparation
No special preparation is usually needed for this test. Follow the specific instructions provided by the collection lab to ensure accurate results.
How results are reported
Results are typically reported as positive or negative for each antibody, sometimes with numerical values. Reference ranges and interpretation can vary between laboratories, so always discuss your results with your healthcare provider.
Before you go
- Whether any special preparation is required before the blood draw
- The expected turnaround time for results
- How results will be shared with you and your healthcare provider
Cities
MMR Titer Test (Measles, Mumps & Rubella) IgG Immunity Test in Puerto Rico communities
Choose your city for local context and to order this test.