PhlebotomyPregunta 65 de 100
A technician receives a report that a specimen was hemolyzed. Which action during collection most likely caused the hemolysis?
a.Vigorously shaking the tube after collection
b.Gently inverting the tube five times
c.Filling the tube completely
d.Using an appropriately sized needle
Explicación
Vigorous shaking of a tube ruptures red blood cells and causes hemolysis, which can falsely elevate results such as potassium. Other causes include using too small a needle, drawing too forcefully, or leaving the tourniquet on too long. Proper gentle mixing and technique prevent hemolysis.
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