Reticulocyte Count

Test Code
ARET


Alias/See Also
Retic count


Preferred Specimen
Whole blood full EDTA (lavender-top) tube - mix well by gentle inversion


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
None


Transport Container
EDTA (lavender-top) tube


Transport Temperature
Room temperature


Specimen Stability
 Room temperature: 24 hours
Refrigerated: 36 hours


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


Methodology
Electronic Cell Sizing and Counting/Cytometry/Microscopy

Setup Schedule
24/7


Report Available
Same day


Limitations
Large platelets, parasites, howell jolly bodies, or cold agglutins may cause inaccurate results.


Reference Range


See report




Clinical Significance
Use in evaluating erythropoietic activity.




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.