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Medical Dictionary

apheresis

noun aphe·re·sis \ˌa-fə-ˈrē-səs\

Medical Definition of apheresis

plural aphereses \-ˌsēz\play

  1. :  withdrawal of blood from a donor's body, removal of one or more components (as plasma, blood platelets, or white blood cells) from the blood, and transfusion of the remaining blood back into the donor—called also ; see leukapheresis, plasmapheresis, plateletpheresis




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