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PLATELET (089-0468)
Test Mnemonic:


Specimen Requirements:

acceptable .EDTA (Lavender-top tube) [Lab may request additional sodium citrate tube {blue top} in certain situations.


EDTA (Lavender-top tube)


Room Temperature 4 hours .  If testing cannot be completed  with in 4 hours sample must be refrigerated.


Stable Refrigerated for 36 hours.

Causes for Rejection:

Clotted, QNS, sample identification error

Reference Range:

By report (reports may vary based on instrumentation, patient age and sex)

Turnaround Time:

STAT: 1 hour;  Routine: 4 hours


 Samples are accepted  24 hours per day at Sample Management, 7.412 CSW

Clinical Indication:

Monitoring clotting status when other Complete Blood Cell (CBC) parameters are not required.

CPT 4 Code:



If applicable, state clinical information that is required to be provided with specimen.

When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent.
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