(redirected from Plasma exchange)
Also found in: Thesaurus, Medical, Legal, Financial, Acronyms, Encyclopedia.
Related to Plasma exchange: plasma exchange therapy


 (plăz′mə-fĕr′ĭ-sĭs, -fə-rē′-)
A process in which plasma is taken from donated blood and the remaining components, mostly red blood cells, are returned to the donor.

[plasm(a) + Greek aphairesis, removal; see aphaeresis.]


(Medicine) (in blood transfusion) a technique for removing healthy or infected plasma by separating it from the red blood cells by settling or using a centrifuge and retransfusing the red blood cells into the donor or patient
[C20: from plasm + Greek aphairesis taking away]


(ˌplæz mə fəˈri sɪs)

a type of apheresis in which blood cells are returned to the bloodstream of the donor and the plasma is used, as for transfusion.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.plasmapheresis - plasma is separated from whole blood and the rest is returned to the donor
pheresis, apheresis - a procedure in which blood is drawn and separated into its components by dialysis; some are retained and the rest are returned to the donor by transfusion


n plasmaféresis f
References in periodicals archive ?
The clinical presentations of the 1st patient were similar to myasthenic crisis and she, therefore, received plasma exchange. After the appearance of similar symptoms in the other family members, they were treated with polyvalent botulinum antitoxin and diagnosis was confirmed by toxicology and detection of serotype A botulinum toxin in cheese and stool samples.
ADAMTS-13 levels were drawn, and plasma exchange was initiated.
In addition to reduction in immunosuppression, the patient received eleven treatments of plasma exchange over a course of two weeks (each exchange consisted of two plasma volumes each with albumin as the replacement) and a total of 1g/kg body weight of intravenous immunoglobulin (IVIG) in two divided doses.
Dormandy, "Haemorrheological response to plasma exchange in Raynaud's syndrome," British Medical Journal, vol.
The serum miR-200c and miR-371-5p also reflected obvious separation between KD patients needing plasma exchange and KD patients not needing plasma exchange; the AUC was 0.93 and 0.98 and the cutoff value was > 1.73 and 1.84, and the sensitivity and specificity of miR-200c and miR-371-5p were 80.0% and 83.3% and 100.0% and 83.3%, respectively (Figures 2(c) and 2(f)).
Patients treated with tumor resection and immunotherapy (corticosteroids, intravenous immunoglobulin [IVIg], or plasma exchange) respond faster to treatment and less frequently need second-line immunotherapy (cyclophosphamide or rituximab or both) than do patients without a tumor who receive similar initial immunotherapy.
"Luckily for me the plasma exchange worked in one eye.
Experimental plasma exchange was performed, and her viral load declined slightly; however, consciousness and platelet count did not change.
The patient was started on PEX at a dose of one volume PEX daily, and the efficacy of the plasma exchange was monitored using daily thrombocyte levels.
It was only a few treatments into the plasma exchange cycle when the
Tandem hemodialysis and plasma exchange, Pediatric Nephrology, 29, 2077-2082, doi: 10.1007/s00467-0132620-7