BUFFY COAT FOR MICROORGANISMS BLOOD (BCM)
: Buffy Coat smear
: None seen
: Lavender top (EDTA)
: Whole Blood
: Lavender top (EDTA) - 2 mL (to fill line), or one full lavender top (EDTA) microtainer
: 2 mL
: 500 uL
: Room temperature or refrigerated
: Deliver to the lab within 30 minutes
Reasons for Rejection
: QNS, Clotted, specimen age
: 1 day
: Deliver within 30 minutes - must have collection time
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Hint: You can also enter any part of the test name to expand the search.
(Example: you can type "west" or "sed" or "rate" to find Westergren Sedimentation Rate)
2. Enter the Vanderbilt Test Code, if known.
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If you are unable to find a test in our directory, please contact VPLS at
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