Fig. 1. Flow chart of whole blood processing with the platelet-rich plasma (PRP) method and the buffy-coat (BC) method. The BC method no longer produces fresh frozen plasma (FFP) from whole blood and produces PF24 (plasma frozen within 24 hours after phlebotomy). Abbreviations: BC, buffy-coat; PC, platelet concentrate; PAS, platelet additive solution; PPP, platelet-poor plasma; PRP, platelet-rich plasma; RBC, red blood cells; TAB, top-and-bottom.
© 2020 Korean J Blood Transfus
