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Laboratory Test Directory

Platelet Count

Components

Name Method Department Units
Platelet Count Automated cell counter
Core Lab, Hematology

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume
Preferred

Purple tube (EDTA)

3 mL 3 mL
Alternate

Purple tube (EDTA)

Micro sample tube 0.5 mL
Stability

Room temperature - 8 hour(s)
Refrigerated - 24 hour(s)

Specimen Preparation

  • Do not centrifuge

Reasons for Rejection

  • Not received within specified time frame
  • Not received at proper temperature
  • Over or under filled tube
  • Clotted specimen
  • Wrong collection tube

Comments

Included with CBC (Complete Blood Count). May be ordered with Differential Count. No additional blood is required if ordered with Differential Count.

CPT Code

  • 85049