Genetic Test

What Affects the Test

Having a blood transfusion within a week before the test can interfere with your test or the accuracy of the results.

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Author:	Maria G. Essig, MS, ELS	Last Updated: April 20, 2009
Medical Review:	Joy Melnikow, MD, MPH - Family Medicine Siobhan M. Dolan, MD, MPH - Reproductive Genetics
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