Melanie Oliveira

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Sounds like a dilutional effect. How big is the patient and how much plasma/platelets did the patient receive during the time frame between blood draws? I have seen this with massively transfused patients and with plasma pheresis patients and with patients who have received multiple products over a few days.

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Hi, we have a direct observer and that person makes sure that they do not look up the results until after completion. Melanie

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We have a tech select a previously tested sample from another day. They record their results on a downtime record and results get verified by the observer.

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