Patient & Visitor Alert: Because flu cases are on the rise, starting February 24, children 12 and younger
will be restricted from visiting hospitals and certain inpatient facilities throughout Carolinas HealthCare System. Learn more.


Carolinas HealthCare System
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FAQs for Hematology and Coagulation

What causes damage to a red blood cell sample?
Vigorous mixing or shaking, leaving the tourniquet on too long, forceful ejection from the syringe into the tube, or a small gauge needle all may damage red blood cells in a sample.
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