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RETIA
RETICULOCYTE COUNT, BLOOD

Test Code RETIA 
Test RETICULOCYTE COUNT, BLOOD 
Methodology Flow cytometry 
Description Useful for assessment of bone marrow response to anemia. 
Specimen Draw blood in lavender-top (EDTA) tube, and send 1.0 mL of EDTA whole blood. (HEMOLYZED OR CLOTTED SPECIMEN IS NOT ACCEPTABLE.)
Specimen good for 24 hours at room temperature or 72 hours
refrigerated. 
Reference Values Newborn - 1 day: 2.5 - 6.5 %
2 day - Adult: 0.5 - 2.6 % 
Analytic Time 1 Day 
Day(s) Test Set Up Monday through Sunday 
CPT Code(s) 85045  Automated reticulocyte