Mathematics is related to apheresis medicine. The safety of donor and patient in taking blood components is utterly important. Knowledge of total blood and plasma volume is needed and have to be calculated. By increasing quality, the safety of not only the donor and patient, but also the operator will increase, as well as the efficiency of operating an apheresis collection facility. Various concepts, formulas and calculations methods and their significance in apheresis are given in this paper.
Keywords: Apheresis mathematics; Collection efficiency; Total blood volume; Total plasma volume.
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