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Vanderbilt Pathology Laboratory Services

Test Directory



PLATELET COUNT (PLT)

Department: Hematology
Test Synonym(s): PLT
CPT Codes: 85049
Methodology: Sysmex
Reference Range: 135-370 X 10^3/uL
Tube Type: Lavender top (EDTA)
Specimen: Whole blood
Pediatric Requirements: Lavender top (EDTA) - 2 mL draw (to fill line only) or EDTA microtainer
Volume: 2 mL
Minimum Volume: 250 uL
Temperature: Room temperature or refrigerated
Stability: 24 hours
Reasons for Rejection: QNS, clotted, specimen age
Days Performed: Daily
Times Performed: Continuous
TAT: Stat: 1 hour
Special Instructions: Deliver to the lab within 24 hours. Lt. Blue (Citrate) tube and yellow (ACD) tube may be requested as an alternate sample when platelet clumping occurs in primary EDTA tube.

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