Mean Platelet Volume (MPV)

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Latest Edit: Hector 2014-03-24 (EDT)

See Also Lab Tests

The mean platelet volume (MPV) test is a measure of platelet volume which varies with total platelet production. It is typically performed as part of the complete blood count.[1], [2]

Patient Preparation

  • Fasting is not required for the test.

Clinical Implications

MPV is used in the evaluation of platelet disorders, especially thrombocytopenia.

High levels indicate:

Low levels indicate:

  • Aplastic anemia
  • Chemotherapy-induced myelosuppression

Associated Tests

Related tests include platelet aggregation, platelet antibody, platelet count, clot retraction, bleeding time.


  1. Pagana Kathleen D, Pagana Timothy J (2006) Mosby's Manual of Diagnostic and Laboratory Tests, Mosby.
  2. Weatherby Dicken, Ferguson Scott (2002) Blood Chemistry and CBC Analysis: Clinical Laboratory Testing from a Functional Perspective, Bear Mountain.