Download Clinical Benefits of Leukodepleted Blood Products by Joseph Sweeney M.D., Andrew Heaton M.D. (auth.) PDF

By Joseph Sweeney M.D., Andrew Heaton M.D. (auth.)

Joseph Sweeney, Andrew Heaton he presence of allogeneic leukocytes in blood items bought little T cognizance until eventually the mid-1950s while those "passenger" cells have been im­ plicated within the etiology of febrile transfusion reactions, and early strate­ gies in response to centrifugation have been constructed to influence their elimination. In fresh a long time and, really some time past 5 years, there was an accumulation of literature implicating leukocytes in a wide selection of bad reactions to blood transfusion. White cells are the least a variety of of the mobile components in blood and ratios of white cells to platelets and white cells to purple cells are ap­ proximately 1:15 to 1:1000 respectively. This ratio is maintained in complete blood, yet will be altered a bit within the technique of part prepara­ tion. Any construction or processing step which deliberately decreases this ratio will bring about a product which are defined as white telephone depleted. It has, in spite of the fact that, develop into extra universal to outline the end result as a residual white mobile content material, instead of a reduce in mobile ratios, even if the latter makes extra experience on theoretical grounds, because deple­ tion of white cells should be installed the context of any accidental lack of purple cells or platelets. the outcome of this intentional processing step, accordingly, is mostly expressed because the residual absolute variety of white cells or because the measure of distinction in white phone content material, the latter expressed as both a percent swap or as a logarithmic reduction.

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Extra resources for Clinical Benefits of Leukodepleted Blood Products

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