"Clinical Significance
Hemogram - A complete blood count used as a screening test for various disease states to include: Anemia, leukemia and inflammatory processes.

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

Minimum Volume
Microtainer 0.5 mL
1 mL whole blood EDTA (lavender-top) 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.

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
"Clinical Significance
Hemogram and Differential - A complete blood count is used as a screening test for various disease states including anemia, leukemia and inflammatory processes.
Preferred Specimen(s)
Whole blood in a full EDTA (lavender-top) tube

Minimum Volume
Microtainer 500 uL
1 mL whole blood from an EDTA (lavender-top) tube

Collection Instructions
If multiple draw, collect EDTA (lavender-top) tube last. Mix by gently inverting 8 times. Traumatic tap can introduce thromboplastin and trap White Blood Cells and platelets. Refrigeration can precipitate fibrin and trap White Blood Cells and platelets. Maintain specimen at room temperature. Do not refrigerate.

Transport Container
EDTA (lavender-top) tube

Transport Temperature
Room temperature (do not refrigerate)

Specimen Stability
Room temperature: 48 hours
Refrigerated: Unstable
Frozen: Unstable
Reject Criteria
Gross hemolysis • Clotted

Setup Schedule"