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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]
Almost all plasmapheresis in the US is performed by automated methods such as the Plasma Collection System (PCS2) made by Haemonetics or the Auto pheresis-C (Auto-C) made by Fenwal, Inc., a former division of Baxter International. Termeer explained, "This was the beginning of biotechnology. You took plasma and pulled it apart, fractionated it.
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 ]
CSL Plasma is a plasmapheresis company which claims to be one of the largest companies of its kind in the world. [1] [P 1] It is a subsidiary of CSL Limited, a biotechnology company based in Melbourne, Australia, but has their own headquarters in Boca Raton, Florida. The company employs around 17,000 staff and has over 300 locations in multiple ...
Most plasmapheresis donors in the United States are still paid for their donations. [133] Donors are now paid between $25 and $50 per donation. [ 134 ] In some countries, for example Brazil and the United Kingdom , it is illegal to receive any compensation, monetary or otherwise, for the donation of blood or other human tissues.
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]
Chase regains feeling when surgery is performed to remove the clot that is pressing on his spine, but he faces extensive physical therapy. House goes to see the patient before he is transferred. He finds his wife and tells her that her husband has a lymph node tumor and requires full body radiation therapy and plasmapheresis.
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.