PLATELET COUNT (PLT)
: 135-370 X 10^3/uL
: Lavender top (EDTA)
: Whole blood
: Light blue top (Sodium Citrate) or Yellow top (ACD-A)
: Lavender top (EDTA) - 2 mL draw (to fill line only) or EDTA microtainer
: 2 mL
: 250 uL
: Room temperature or refrigerated
: 24 hours
Reasons for Rejection
: QNS, clotted, specimen age
: Stat: 1 hour
: Deliver to the lab within 24 hours. Properly filled Lt. Blue (Citrate) tube and yellow (ACD) tube may be requested as an alternate sample when platelet clumping occurs in primary EDTA tube.
Search Options for the Test Directory:
1. Enter the test name in the Keyword search field.
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.
3. Choose one of the letter boxes to display a list of all test names and keywords starting with that letter.
If you are unable to find a test in our directory, please contact VPLS at
1-800-551-5227 or e-mail email@example.com.