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Test Code RETIC Reticulocyte Count, Blood


Sysmex XT4000i


Performing Laboratory

Aspen Valley Hospital

Specimen Requirements

Specimen must arrive within ≤24 hours of draw.


Container/Tube:  Lavender-top (EDTA) tube(s) - No other anticoagulant is acceptable.

Specimen:  5 mL (minimum volume:  0.5 mL) of EDTA whole blood

Transport temperature:  Ambient

Collection Instructions:  Invert 8 times to mix blood.

Reference Values

0-2 days:  2.0-6.0%

≥2 days:  0.6-2.6%

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding