What's this test for?

This test is ideal if you or your care situation requires additional tissue-based information to help clarify a cancer diagnosis or its prognosis. It's typically used alongside other diagnostic tests and morphological studies rather than as a standalone screening tool. It helps provide specialized information about specific cell types found in tissue samples.

What happens after I get my results?

Your results will be available in your account, with each value explained in plain language so you understand what it means. Because this is a specialized tissue stain, the report is meant to be looked at alongside your other diagnostic tests and clinical history for the fullest picture. You can download the standard lab report directly from your account at any time, and if you need to track this alongside other results, the trends feature lets you view everything together over time.

Who should consider this test?

This test is generally considered when someone already has other findings pointing toward a possible blood-related cancer or tumor and additional tissue detail is needed. It's not a general wellness or screening test for the public. It's most useful as a follow-up step after imaging, biopsy, or other lab work has raised a question that needs more specific answers.

What is Myeloperoxidase and why does it matter?

Myeloperoxidase, or MPO, is a protein found inside certain white blood cells that helps the body fight infection. Pathologists look for MPO in tissue samples using a special staining technique because certain cancers, especially some blood cancers, show a distinct MPO pattern. Finding or not finding this pattern helps piece together what type of abnormal cells may be present.

When will I get my results?

Results are generally ready within about 7 days of your sample being processed at the lab. This turnaround reflects the detailed nature of tissue staining and interpretation work involved. You'll receive a notification once your results are posted to your account.

What symptoms indicate I may need this test?

This isn't a test people order because of everyday symptoms like fatigue or headaches. It's usually recommended after unusual findings show up on other tests, such as abnormal blood counts, unexplained lumps, or biopsy results that need further clarification. If you've been told a tissue sample needs more detailed analysis, this is the kind of test that can help.

How can I naturally support healthy immune cell function?

While this test itself isn't something diet or lifestyle changes directly affect, keeping your immune system in good shape overall is always a smart move. Eating a balanced diet with plenty of fruits, vegetables, and lean protein, staying active, getting enough sleep, and limiting alcohol all support healthy blood cell production. These habits won't change a stain result, but they support your overall health while you go through the testing process.

What does an unusual staining result mean?

An unusual or unexpected staining pattern means the pathologist saw something in the tissue that doesn't match typical healthy cells. This doesn't automatically confirm a specific diagnosis on its own — it's one piece of a bigger picture that includes your other test results and clinical history. The report will explain what was observed so you can see exactly what was found.

How often should I retest?

Retesting frequency for this type of specialized tissue test depends entirely on your individual situation, such as whether you're monitoring a known condition or following up on treatment. There's no routine schedule like there is for basic wellness panels. If a new tissue sample becomes available for analysis, that would generally be the trigger for retesting.

What should I do if my results are abnormal?

If your results show an unusual pattern, the best next step is to have this information reviewed together with your other test results and clinical history, since this test isn't meant to stand alone. Keep a copy of your downloadable report so it's easy to reference. If you're experiencing new or worsening symptoms in the meantime, don't wait — seek medical care promptly.

Getting your blood test with us is easy, private & backed by the power of science.Long story short: In the test options, use the filters or search box to narrow your choices and find the test you want. 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. 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. 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. 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. 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. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy! If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com 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 support@privatemdlabs.com, and we'll gladly help you. We've got your back and reply quickly.

When will my lab results be available?

Most test results will be available within 1–3 business days. Once they're ready, we'll send an email and text message to let you know. After your blood draw, just hang tight and don't worry – we'll keep you updated and in the loop! If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com, and we'll gladly help you.

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 support@privatemdlabs.com. 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 support@privatemdlabs.com.

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 support@privatemdlabs.com. 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 support@privatemdlabs.com and we'll gladly help you.

MPO IHC Tissue Test - Cancer Diagnosis Support

Getting your blood test with us is easy, private & backed by the power of science.

Long story short:

In the test options, use the filters or search box to narrow your choices and find the test you want.
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.
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.
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.
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.
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.
You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!

754-799-7833

[email protected]

Myeloperoxidase (MPO) Tissue Stain Test for Cancer Diagnosis

Myeloperoxidase (MPO), IHC with Interpretation

Prescription & all lab fees included

Doctor's guidance included

Fast & convenient

Prescription & all lab fees included

Doctor's guidance included

Fast & convenient

What's this test for?

What happens after I get my results?

Who should consider this test?

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

Find a lab near you

Myeloperoxidase (MPO) Tissue Stain Test for Cancer Diagnosis

Prescription & all lab fees included

Doctor's guidance included

Fast & convenient

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