A mean platelet volume (MPV) blood test measures the average size of your platelets, the tiny blood cells that help form clots to stop bleeding. It is often included in a complete blood count (CBC) ...

Platelets are small types of blood cells that prevent excessive bleeding. It’s possible to develop low or high platelet counts related to a number of health conditions. Platelets are one of the main ...

Some medications can cause a low platelet count, which can lead to excessive bleeding. Heparin is the most frequent cause, but common drugs like acetaminophen and some antibiotics can also cause ...