Dictionary of Cancer Terms
View in Spanish: Plasmaféresis
Plasmapheresis (PLAZ-muh-feh-REE-sis)
The process of separating certain cells from the plasma in the blood by a machine; only the cells are returned to the person. Plasmapheresis can be used to remove excess antibodies from the blood.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.