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Plasmapheresis (from the Greek πλάσμα, plasma, something molded, and ἀφαίρεσις aphairesis, taking away) is the removal, treatment, and return or exchange of blood plasma or components thereof from and to the blood circulation. It is thus an extracorporeal therapy, a medical procedure performed outside the body. [1]
Plasmapheresis is a medical therapy that involves blood plasma extraction, treatment, and reintegration. Fresh frozen plasma is on the WHO Model List of Essential Medicines , the most important medications needed in a basic health system . [ 9 ]
Generally, apheresis has to be performed fairly often, and is an invasive process. It is therefore only employed if other means to control a particular disease have failed, or the symptoms are of such a nature that waiting for medication to become effective would cause suffering or risk of complications.
The specialist Immunohematology and Transfusion Physician provides expert opinion for difficult transfusions, massive transfusions, incompatibility work up, therapeutic plasmapheresis, cellular therapy, irradiated blood therapy, leukoreduced and washed blood products, stem cell procedures, platelet rich plasma therapies, HLA and cord blood ...
CSL Plasma is a subsidiary of its sister company CSL Behring, itself a subsidiary of CSL Limited, a biotechnology company based in Melbourne, Australia. [2] [ P 2] It is headquartered in Boca Raton, Florida, [1] and operates a total of 320 collection centers in the United States, [P 3] and a further 19 more in other nations including China, Hungary, and Germany as of 2023.
The patient's blood is removed and replaced by donated blood or blood components. This exchange transfusion can be performed manually or using a machine . [2] Most blood transfusions involve adding blood or blood products without removing any blood, these are also known as simple transfusions or top-up transfusions. [3] [4]
Cross-matching or crossmatching is a test performed before a blood transfusion as part of blood compatibility testing. Normally, this involves adding the recipient's blood plasma to a sample of the donor's red blood cells. If the blood is incompatible, the antibodies in the recipient's plasma will bind to antigens on the donor red blood cells.
In most countries, immunohematology and transfusion medicine specialists provide expert opinion on massive transfusions, difficult/incompatible transfusions and rational use of specialised blood product therapy like irradiated blood/leukodepleted/washed blood products.