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HelpTest Code RETLMW Reticulocyte Count LAB296
Test Method
Sysmex XN Systems:
- Reticulocyte Count: Flow cytometry
Specimen Requirement
EDTA whole blood is required.
Reference Values
0-14 Days: 239-404 x thou/mcL
14 Days-12 Years: 46-154 x thou/mcL
≥ 12 Years: 59 – 146 x thou/mcL
Performance
Testing is performed Monday through Sunday.
Routine orders: Typically completed within 4 hours after the
specimen arrives at the testing site.
Expedite orders: Typically completed within 1 hour after the
specimen arrives at the testing site.
STAT orders: Typically completed within 30 minutes
after
the specimen arrives at the testing site.
CPT Code Information
85045 Blood Counts: reticulocyte, automated
LOINC Code Information
60474-4 Reticulocytes [#/volume] in Blood By Automated Count
Useful For
Monitoring reticulocyte count
Screening tool to confirm a hematologic disorder.
Establish or rule out a diagnosis.
Detect an unsuspected hematologic disorder.
Monitor effects of radiation or chemotherapy.
Additional Specimen Collection Information
Whole blood collected in EDTA purple-top tube. The
tube must be at least one quarter full to be acceptable
for
testing.
Capillary specimen collected in EDTA microtube.
The
tube must contain at least 375 mcL (bottom line) to be
acceptable for testing.