Order of sample draw | Order of draw | Blood sample collection order

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(Gold Top (Serum Separator, "SST") Contains separating gel and clot activator not added here.

Order of sample draw | Order of draw | Blood sample collection order

ORDER OF DRAW
To avoid cross-contamination, blood sample should be drawn and collected in tubes in a specific order.
Purpose
To avoid possible test result error due to additive carryover.
To avoid cross contamination.

The recommended order of draw is

First - blood culture bottle
Second - coagulation tube
Third - non-additive tube
LAST draw - additive tubes


Blood cultures.
Light blue top tubes. (Gold Top (Serum Separator, "SST") Contains separating gel and clot activator.
Red top tubes
Green top tubes
Lavender top tube
Grey top tubes

Blood culture tube or bottle
Sodium citrate tube ( blue cap)
Serum tubes, with clot activator and gels (red, gold or yellow cap)
Heparin tube with or without gel (dark green or light green cap)
EDTA tube with or without gel separator (lavender cap)
Sodium fluoride/potassium oxalate glycolytic inhibitor (eg, gray cap)
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Disclaimer : This video is for educational purpose only, and is not intended as medical advice. While we strive for 100% accuracy, errors may occur, and medications or protocols may change over time .
Yellow pages nursing (YPN) attests to the accuracy of the information contained here but takes no responsibility for how it may apply to an individual patient.
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