Failure to wipe away the first drop of blood when collecting a newborn filter paper screening test could:

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Quizplus · Accepted Answer

Failing to wipe away the first drop of blood can dilute the sample with interstitial fluid, which can lead to a false-negative result. This is because the interstitial fluid may not have the same concentration of substances being tested for as the blood, which could result in a failure to detect a disorder or disease. Cleaning the site with an alcohol swab first also helps prevent bacterial growth.

Failure to Wipe Away the First Drop of Blood When