What Is Mpv in Blood Test?

Mpv in Blood Test

When you visit the doctor for a blood test, you might hear the term “MPV” mentioned. But what exactly is MPV in blood test, and why is it important? In this article, we’ll break down what MPV means, its significance in blood tests, and what abnormal MPV levels could indicate about your health.

What is Mpv in Blood Test?

MPV stands for Mean Platelet Volume. Platelets are tiny blood cells that help your body form clots to stop bleeding. When there’s an injury or damage to a blood vessel, platelets rush to the site to seal the damage and prevent excessive bleeding.

MPV measures the average size of your platelets. Platelets are not all the same size; they can vary in size depending on various factors. MPV gives an average of these sizes. It’s typically measured in femtoliters (fL), which is a very tiny unit of volume.

Why is MPV Measured?

MPV measurement is a part of the complete blood count (CBC) test, which is one of the most common blood tests conducted. CBC provides essential information about the types and numbers of cells in your blood, including red blood cells, white blood cells, and platelets.

Monitoring MPV levels can give healthcare providers valuable insights into your overall health and help diagnose various medical conditions.

What Do MPV Levels Indicate?

Normal MPV Levels: Normal MPV levels usually fall between 7.5 and 11.5 femtoliters (fL). However, the normal range may vary slightly depending on the laboratory performing the test.

Low MPV Levels: Low MPV levels may indicate that your platelets are smaller than average. This condition is known as thrombocytopenia. It could suggest several health issues, including:

  • Bone Marrow Problems

Your bone marrow may not be producing enough platelets.

  • Autoimmune Disorders

Conditions where your immune system attacks your own platelets.

  • Viral Infections

Certain viruses can affect your platelet production.

  • Medication Side Effects

Some medications can suppress platelet production.

High MPV Levels: High MPV levels may indicate larger than average platelets. This condition is known as thrombocytosis. Potential causes of high MPV levels include:

  • Inflammation

Conditions causing inflammation may lead to increased platelet production.

  • Iron Deficiency Anemia

Low iron levels can stimulate the production of larger platelets.

  • Cancer

Certain types of cancer, such as leukemia, can cause elevated platelet counts.

When is MPV Testing Necessary?

Your doctor may order an MPV test as part of a routine check-up or if you’re experiencing symptoms that could be related to blood disorders. Symptoms that might prompt an MPV test include:

  • Unexplained bruising or bleeding
  • Fatigue
  • Weakness
  • Dizziness or lightheadedness
  • Persistent infections

Additionally, MPV testing may be conducted if other blood tests, such as platelet count or clotting studies, show abnormal results.

How is MPV Measured?

MPV is measured using an automated machine called a hematology analyzer, which is part of a standard blood testing process. The analyzer counts and measures the various components of blood, including platelets, and calculates the MPV based on the platelet size distribution.

The test is simple and typically requires a small blood sample drawn from a vein in your arm. The sample is then sent to a laboratory for analysis.

Interpreting MPV Results

Interpreting MPV results should always be done by a qualified healthcare professional, such as a doctor or hematologist. They will consider various factors, including your medical history, symptoms, and results of other blood tests, to determine the significance of your MPV levels.

If your MPV levels are outside the normal range, further testing may be necessary to identify the underlying cause. This could include additional blood tests, imaging studies, or bone marrow biopsies, depending on the suspected condition.


MPV, or Mean Platelet Volume, is a crucial component of blood tests that provides valuable information about the size of your platelets. Abnormal MPV levels can indicate various health conditions, from blood disorders to inflammatory diseases. Regular blood tests, including CBC with MPV, can help monitor your overall health and detect potential issues early on.

If you have concerns about your MPV levels or any other aspect of your blood test results, it’s essential to discuss them with your healthcare provider. They can provide personalized guidance and recommendations based on your individual health needs. Remember, early detection and treatment can often lead to better outcomes, so don’t hesitate to seek medical advice if you have any concerns about your blood health.

Written by Amy Fischer

Amy, a registered dietitian at the Good Housekeeping Institute's Nutrition Lab, brings a wealth of expertise to nutrition, health content, and product testing. With a journalism degree from Miami University of Ohio and a master's in clinical nutrition from NYU, she's a versatile expert. Prior to joining Good Housekeeping, Amy worked as a cardiac transplant dietitian at a prominent NYC hospital and contributed to clinical nutrition textbooks. Her background also includes PR and marketing work with food startups.

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