Reticulocyte Count


Sunquest Code:RET  
Epic Code:LAB296Epic Name:Reticulocyte Count
CPT Code:----------CPTCODES HERE----------
Turnaround Time:Performed 24 hours/day; results are reported the same day.


Collection Instructions

Specimen:Blood
Optimal Volume:2-3 mL EDTA tube or 0.5 mL in an EDTA microtainer (do not fill more than 0.5 mL)
Minimum\Peds Volume:1 mL EDTA tube or 0.3 mL in an EDTA microtainer
Collection Instructions:Immediately mix specimen 10 times by gentle inversion.
Causes for Rejection:Clotted specimen, specimens greater than 72 hours old.


Processing and Shipping

Specimen Processing:Store in refrigerator.
Shipping Instructions:Ship refrigerated.
Test Performed at or Referral Lab Hematology  (University of Minnesota Health Maple Grove Clinics, Fairview Range - FRMC, UMMC-East Bank, Fairview Lakes - FLMC, Fairview Ridges - FRH, Fairview Northland - FNMC, Fairview Southdale - FSH, UMMC/UMMCH-West Bank, M Health Clinic and Surgery Center, Grand Itasca GICH)


Interpretive

Reference Range:

Age

Retic (%)

0-6 d

2.0-6.0

7 d and older

0.5-2.0

 

Absolute Count:

  1 y and older:    25-95 x 109/L

 

Use:Evaluation of erythrocyte production. Increased in acute and chronic hemorrhage, hemolytic anemias. Evaluating erythropoietic response to antianemic therapy.


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