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Reticulocyte Count

Source Blood 
Mnemonic RET
RETR (RRL) 
Specimen Requirements

1 x 5 or 1 x 3 mL lavender top EDTA tube

Whole blood

Minimum Blood Volume for Patients less than 45 kg (100 lb) Including Neonates and Pediatrics

Mix well by inverting tube 8-10 times.
Collection can be combined in one tube (5 or 3 mL tube) with CBC &/or ESR.

 
Specimen Handling DO NOT centrifuge 
Additional Information   
Testing Location Hematology-All Sites 
Testing Frequency Daily 
Alternate Name(s) Retic Count 
Reference Interval  


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