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CMV antibody test for early infection detection and unexplained symptoms like fatigue

Blood Test for CMV Infection and Unexplained Fatigue

Cytomegalovirus (CMV) Antibodies, IgM, Quantitative

Google
3,138 reviews
  • Detect CMV infection early for better treatment
  • Clarify unexplained symptoms like fatigue or fever
  • Verify your immune response to CMV accurately
First results as soon as overnight*

90 day happiness guarantee

We stand behind our service

Prescription & fees included

Go directly to the lab, no extra fees

Easy to understand results

With friendly doctor's notes & guidance

Fast & convenient

Lab visit as quick as 10 mins in & out

90 day happiness guarantee

We stand behind our service

Prescription & fees included

Go directly to the lab, no extra fees

Easy to understand results

With friendly doctor's notes & guidance

Fast & convenient

Lab visit as quick as 10 mins in & out

What's this test for?

This test is ideal if you're experiencing unexplained symptoms like persistent fatigue, fever, swollen glands, or flu-like symptoms that won't go away. It helps detect whether you have a recent or active CMV infection, which is especially important for pregnant women, people with weakened immune systems, or anyone trying to understand mysterious health issues. Many people use this test when they suspect a viral infection but want to identify the specific cause.

How should I prepare for this test?

No special preparation is typically required for this test. You can eat and drink normally before your blood draw and continue taking any regular medications. The test can be performed at any time of day, and you don't need to fast. Just arrive at the lab ready for a simple blood draw from your arm.

What's included in this test?

Cytomegalovirus Antibody (Igm)

This test measures IgM antibodies specific to cytomegalovirus (CMV), which are produced by your immune system during a recent or active infection. IgM antibodies typically appear within the first few weeks of infection and can help distinguish a new infection from past exposure. This quantitative measurement provides more precise information than a simple positive/negative result, helping your doctor determine the timing and severity of infection.

What happens after I get my results?
You'll receive detailed doctor notes in simple language explaining what your CMV antibody levels mean and whether they indicate a recent infection or past exposure. These notes include personalized recommendations like when to follow up, what precautions to take if you're pregnant or immunocompromised, and whether additional testing is needed. You'll also get the standard lab report and can track your antibody levels over time using our trends feature, which is especially helpful for monitoring infection resolution.
When will I get my results?
Most CMV antibody test results are available within 3-5 business days after your blood sample reaches the lab. You'll receive an email notification as soon as your results are ready to view in your secure online account. If additional testing is recommended based on your results, your doctor notes will provide guidance on next steps.
Who should consider getting this test?
This test is particularly important for pregnant women or those planning pregnancy, since CMV can affect fetal development. It's also recommended for people with weakened immune systems, organ transplant recipients, anyone experiencing prolonged flu-like symptoms, and healthcare workers or childcare providers who may have occupational exposure. If you've been in close contact with someone diagnosed with CMV, testing can provide peace of mind.
What symptoms indicate I may need this test?
Common symptoms that might suggest CMV infection include prolonged fatigue that doesn't improve with rest, persistent low-grade fever, swollen lymph nodes especially in the neck, sore throat, muscle aches, and general feelings of being unwell. Some people also experience night sweats, loss of appetite, or joint pain. If you have these symptoms lasting more than a few weeks without another clear cause, this test can help identify if CMV is responsible.
What is CMV and why does it matter?
Cytomegalovirus (CMV) is a common virus in the herpes family that most people are exposed to at some point in their lives. While it rarely causes problems in healthy adults, it can lead to serious complications in newborns, pregnant women, and people with weakened immune systems. The virus stays dormant in your body after infection and can reactivate later, which is why testing is important for certain high-risk groups.
What does a positive IgM result mean?
A positive IgM result suggests a recent or current CMV infection, typically within the past few months. However, IgM antibodies can sometimes persist for over a year after infection or occasionally give false positive results, which is why your doctor may recommend follow-up testing including IgG antibodies to confirm the timing of infection. If you're pregnant or immunocompromised, a positive result requires close medical monitoring and additional evaluation.
How can I support my immune system during CMV infection?
Supporting your immune system involves getting plenty of rest and sleep to allow your body to fight the infection effectively. Stay well-hydrated with water and herbal teas, eat a nutrient-rich diet with plenty of fruits, vegetables, and lean proteins, and consider immune-supporting supplements like vitamin C, vitamin D, and zinc. Manage stress through relaxation techniques, avoid alcohol and smoking, and practice good hygiene to prevent spreading the virus to others.
How often should I retest for CMV antibodies?
Retesting frequency depends on your situation and initial results. If you're pregnant with a positive IgM result, your doctor may recommend retesting every few weeks to monitor the infection. For people with weakened immune systems, periodic testing every 3-6 months may be needed. If your initial test is negative but you're at continued risk or develop symptoms later, retesting in 2-4 weeks can help detect a new infection that may not have shown up on the first test.
How’s this work?
Getting your blood test with us is easy, private & backed by the power of science.

Long story short:
  1. In the test options, use the filters or search box to narrow your choices and find the test you want.
  2. If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test.
  3. Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout.
  4. If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want.
  5. When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system.
  6. Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way.
  7. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!
  8. If you have any questions, please text us at 754-799-7833 or email [email protected] and we'll gladly help you.
How do I know which test to get?
In the test options, find the test you want. If you’re not sure which test to get, we can lend a hand in finding the right option.

Just text or call us at 754-799-7833, email us at [email protected], and we'll gladly help you. We've got your back and reply quickly.
Is it possible to make changes to my lab order if I made a mistake with the name, date of birth, or any other details?
Absolutely! We totally understand that errors can happen. No worries, we're here to help you.

Just reach out to us via text at 754-799-7833 or shoot us an email at [email protected]. Remember to include your order number and let us know the correct information you’d like to update. Our awesome team will jump right in and make sure everything is sorted out and accurate for you.

There are no changes necessary if your address is wrong on the requisition though. We don’t mail anything out.

Our lab requires an address to be listed to generate an order.
Do you accept health insurance?
Only HSA & FSA is accepted.

Our services are strictly self-pay and cannot be submitted to your health insurance provider except for Health Savings Accounts or Flexible Savings Accounts.

This policy applies to all insurance companies, including federal health insurance programs like Medicare.

If you have any questions, please text us at 754-799-7833 or email [email protected].
Can I cancel my order?
Yes.

We get it – sometimes your needs change.

As long as your samples haven’t been collected yet, we’re happy to help you cancel your order.

If you have any further questions, please text us at 754-799-7833 or email [email protected].

You can read more about our cancellation policy here.
How can I find a lab location near me?
During the ordering process, you’ll be able to select a specific lab near you, with no strings attached! You can switch it up later easily and visit any of our authorized locations as long as it’s the same lab company you selected your test for (Quest Diagnostics or Labcorp).

Before you proceed with your order, feel free to browse through all our lab locations here. This will give you the peace of mind of knowing that there's a lab nearby your home, office or your favorite gym.

If you have any questions, please text us at 754-799-7833 or email [email protected] and we'll gladly help you.

Here’s why 1,000,000+ customers chose us for affordable hassle-free private blood testing.

You get clinical lab reports & simplified health insights.
Save time & gas, go straight to the lab. Our doctors cover the rest.
Results start landing the next day after your lab visit.*
We don’t sell or share your data. Your time & privacy matter.
US-licensed doctors have your back if things get unclear.
No hidden fees, nice discounts for regular checkups.
Save a trip to the doctor, go directly to the lab
Instant orders, results often overnight*
Results explained in simple language
Reviewed by US licensed doctors
Fast & confidential, we never sell or share your data
No insurance needed, transparent pricing
Demo results
Cytomegalovirus Antibody (IgM) Negative
Demo results
Negative Positive
Negative

What this means

Your CMV IgM antibody test came back negative, meaning no IgM antibodies were detected in your blood. This suggests you do not have a recent or current CMV infection, which is a normal and healthy result.

* Regular blood test results (e.g., CBC) typically start arriving the next business day after sample collection. More complex tests, such as hormone panels, may take up to 10–15 business days due to their complexity.
Here’s how easy it is to get blood work done on your terms
Choose a checkup
Order your test Save a trip to the doctor. Your results will come with clear, friendly explanations. Takes 2 minutes
Book a lab
Book an appointment Visit any of our 4,000 nearby lab locations to have your samples collected. Book or walk-in
Choose a checkup
Get results Receive a clear, easy-to-digest health report by email & SMS within a few business days. Get answers, fast

Blood Test for CMV Infection and Unexplained Fatigue

Google
3,138 reviews
  • Detect CMV infection early for better treatment
  • Clarify unexplained symptoms like fatigue or fever
  • Verify your immune response to CMV accurately

1,000,000+ blood tests later, here's what our customers say

Google reviews 3138 reviews Next
Still got questions? Text our super-cool support team at 754-799-7833 to get help finding your ideal checkup.