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Reticulocyte Count, Blood
Test Code35
CPT Codes
85045
Preferred Specimen
Lavender-top (EDTA) tube(s)
Minimum Volume
4 mL of blood
Pediatric volume: 0.4 mL
Pediatric volume: 0.4 mL
Transport Temperature
Refrigerate; Specimen must be tested within 48 hours
Methodology
Automated or Microscopic
Setup Schedule
Monday through Sunday
Reference Range
Newborns: 5.0-10.0%
Adults: 0.5-2.0%
Adults: 0.5-2.0%
Clinical Significance
Useful for evaluation of red blood cell production.
Performed By
CoxHealth