CBC (H/H, RBC, Indices, WBC, Plt)

Test Code

1759

CPT Codes
85027

Includes

WBC, RBC, Hemoglobin, Hematocrit, MCV, MCH, MCHC, RDW, Platelet Count

Preferred Specimen

Whole blood from a full EDTA (lavender-top) tube

Minimum Volume

Microtainer 0.5 mL • 1 mL whole blood EDTA tube

Other Acceptable Specimens

Whole blood from a full EDTA (tan-top) tube

Instructions

Maintain specimen at room temperature. Do not refrigerate. If multiple draw, collect EDTA (lavender-top) tube last. Traumatic draw can introduce thromboplastin and trap WBC and platelets. Refrigeration can precipitate fibrin and trap WBC and platelets.

Note: If drawn with lead testing, EDTA (tan-top) is required.

Transport Container

EDTA (lavender-top) tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 48 hours
Refrigerated: 48 hours (may cause platelet clumping)
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis • Clotted • Received frozen

Methodology
Electronic Cell Sizing/Counting/Cytometry/Microscopy

Setup Schedule

Daily

Report Available

1 day

Reference Range

See Laboratory Report

Clinical Significance

A complete blood count is used as a screening test for various disease states to include: anemia, leukemia and inflammatory processes.

Performing Laboratory

Quest Diagnostics-Seattle

1737 Airport Way S Suite 200

Seattle, WA 98134-1636

Last Updated: November 6, 2024

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.