apheresis


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apheresis

(əfĕr`əsĭs), or

hemapheresis

(hē'məfĕr`əsĭs), any procedure in which bloodblood,
fluid pumped by the heart that circulates throughout the body via the arteries, veins, and capillaries (see circulatory system; heart). An adult male of average size normally has about 6 quarts (5.6 liters) of blood.
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 is drawn from a donor or patient and a component (platelets, plasmaplasma,
in physics, fully ionized gas of low density, containing approximately equal numbers of positive and negative ions (see electron and ion). It is electrically conductive and is affected by magnetic fields.
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, or white blood cells) is separated out, the remaining blood components being returned to the body. Apheresis allows the donor's blood volume to replenish itself much more quickly than whole blood donation. One type of apheresis, plasmapheresis, is commonly used in commercial blood banksblood bank,
site or mobile unit for collecting, processing, typing, and storing whole blood, blood plasma and other blood constituents. Most hospitals maintain their own blood reserves, and the American Red Cross provides a nationwide collection and distribution service.
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. In plasmapheresis the plasma (the liquid portion of the blood) is separated from donated blood, the red blood cells being returned to the donor. In some diseases, such as myasthenia gravismyasthenia gravis
, chronic disorder of the muscles characterized by weakness and a tendency to tire easily. It is caused by an autoimmune attack on the acetylcholine receptor of the post synaptic neuromuscular junction.
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, plasmapheresis is used to attempt to remove the disease-causing substances from the blood.
References in periodicals archive ?
More apheresis procedures could be done during the FT service hours.
Conclusion: Platelet CD markers 41 and 61 did not show any change in pre- and post-apheresis samples while expression of 62p and 63 increased during the apheresis.
As new FDA approved blood products are made available within industry, a future product menu for the Vampire Program may include FDP, cold stored apheresis platelets, and cold stored whole blood.
"Apheresis is very effective, has minimal side effects, and so far no morbidity or mortality for the 150 or so sessions we've conducted on paediatric patients.
Apheresis is a special process where all the blood is removed from a patient, separated into its components - including plasma and red blood cells - and re-transfused after removing and replacing the blood component that contributes to a disease.
GB Pant Hospital was among the first government hospital to start the facility of Apheresis procedure in the year 1992.
Terumo BCT is a global leader in blood component, therapeutic apheresis and cellular technologies, is the only company with the unique combination of apheresis collections, manual and automated whole blood processing, and pathogen reduction.
Complications of apheresis. Seminars in Dialysis;2012;25(2):152-158.
WAA apheresis registry in the Czech Republic: two centers experience.
Dyar, MSN, RN, CNN, is an Apheresis Staff Nurse, Davita, Atlanta, GA, and a member of ANNA's Dogwood Chapter.
After Week 26, during the safety phase of the study, adjustments to concomitant lipid-lowering treatments, including apheresis, were allowed.