CBC (without Differential)

CPT Code(s):

  • 85027

Test Component(s):

  • H&H Ð Hemoglobin & Hematocrit
  • MCV-Mean Corpuscular Volume
  • MCH-Mean Corpuscular Hemoglobin
  • MCHC- Mean Corpurscular Hemoglobin Concentration
  • PTL - Platelet Count
  • RBC - Red Blood Cell
  • RDW -Red Blood Cell Distribution Width
  • WBC - White Blood Cell Count.

Preferred Specimen:

Whole blood collected in an EDTA (lavender-top) tube

Minimum Volume:

2.5 mL whole blood EDTA (lavender-top) tube

Special Instructions:

Maintain specimen at room temperature. Do not refrigerate. Traumatic draw can introduce thromboplastin and trap WBC and platelets. Refrigeration can precipitate fibrin and trap WBC and platelets

Transport Container:

EDTA (lavender-top) tube

Transport Temperature Name:

Room temperature

Specimen Stability Components:

  • Room Temperature: 24 hours
  • Refrigerated: 48 hours (may cause platelet clumping)

Testing Schedule:


Reject Criteria:

Hemolysis ¥ Clotted ¥ Received Frozen

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