plasmapheresis

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Related to Plasmaphoresis: therapeutic plasmapheresis, IVIG

plasmapheresis:

see apheresisapheresis
, or hemapheresis
, any procedure in which blood is drawn from a donor or patient and a component (platelets, plasma, or white blood cells) is separated out, the remaining blood components being returned to the body.
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plasmapheresis

[¦plaz·mə·fə′rē·səs]
(medicine)
The withdrawal of blood from a donor to obtain plasma, its components, or the nonerythrocytic formed elements of blood, followed by the return of the erythrocytes to the donor.
References in periodicals archive ?
Plasmaphoresis is thought to remove circulating antibodies, complement, and soluble biological response modifiers.
This conclusion was reached by a 2003 practice parameter from the American Academy of Neurology (AAN) on immunotherapy for GBS3, and is supported by several later studies, comparing IVIG with plasmaphoresis for the treatment of GBS patients, a 2006 meta-analysis of five trials involving mostly adult non ambulatory patients6, and a 2007 systematic review of immunotherapy for GBS4.
Plasmaphoresis has been used and evaluated for efficacy in treating LN.