Hemogram
Test Code
7008
85014, 85018, 85041, 85048 (HCPCS: G0307)
Clinical Significance
Hemogram - A complete blood count used as a screening test for various disease states to include: Anemia, leukemia and inflammatory processes.
Test Resources
None found for this test
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Test Details
WBC, RBC, Hemoglobin, Hematocrit, MCV, MCH, MCHC, RDW
Methodology
Electronic Cell Sizing/Counting/Cytometry/Microscopy
Reference Range(s)
See Laboratory Report
Preferred Specimen(s)
Whole blood from a full EDTA (lavender-top) tube
Alternative Specimen(s)
Whole blood from full EDTA (tan-top) tube
Minimum Volume
Microtainer 0.5 mL • 1 mL whole blood EDTA tube
Collection Instructions
Maintain specimen at room temperature. If multiple draw, collect EDTA (lavender-top) tube last. Traumatic draw can introduce thromboplastin 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 (do not refrigerate)
Specimen Stability
- Room temperature: 48 hours
- Refrigerated: 48 hours (may cause platelet clumping)
- Frozen: Unacceptable
Reject Criteria
Hemolysis • Clotted • Received frozen
Setup Schedule
Whole blood from a full EDTA (lavender-top) tube
Whole blood from full EDTA (tan-top) tube
Microtainer 0.5 mL • 1 mL whole blood EDTA tube
Maintain specimen at room temperature. If multiple draw, collect EDTA (lavender-top) tube last. Traumatic draw can introduce thromboplastin and trap WBC and platelets.
Note: If drawn with lead testing, EDTA (tan-top) is required.
Note: If drawn with lead testing, EDTA (tan-top) is required.
EDTA (lavender-top) tube
Room temperature (do not refrigerate)
Room temperature: 48 hours
Refrigerated: 48 hours (may cause platelet clumping)
Frozen: Unacceptable
Refrigerated: 48 hours (may cause platelet clumping)
Frozen: Unacceptable
Hemolysis • Clotted • Received frozen