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Transfusion Reaction

lph
in Transfusion Services

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comment_60389

If there is a suspected transfusion reaction but when inspecting the post sample there is no hemolysis present is it necessary

to compare the pre-transfusion sample to the post sample? This is in reference to AABB 7.4.2.1.

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  • Sko681
    Sko681

    At minimum we do a DAT in addition to visual inspection for hemolysis on the post transfusion sample but I would caution that unless the post transfusion specimen is collected right away- hemolysis ca

comment_60390

At minimum we do a DAT in addition to visual inspection for hemolysis on the post transfusion sample but I would caution that unless the post transfusion specimen is collected right away- hemolysis can be missed (I have personally seen it happen). 

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    comment_60391

    I would totally agree with  the post by Sko681 above.

     

    The other thing is that the free haemoglobin in the plasma may only be detectable by something like light adsorption.

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