The MPV test checks how well your blood clots and whether your bone marrow is making platelets (thrombocytes) properly. While the test alone can’t diagnose a disease, it can give important clues ...

The mean platelet volume (MPV) test measures platelet size. Learn about what to expect, as well as what high MPV and low MPV means.

PORTLAND, Ore. — A Portland therapy dog’s blood donation is being credited with saving the life of a 5-month-old puppy who showed symptoms of getting into rat poison. The puppy, named Jaxon ...