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Mayo Clinic Laboratories

Test Code LAB296 Reticulocyte Count

Additional Codes

CPT Code: 85045

Performing Laboratory

TidalHealth Peninsula Regional - Core Laboratory: Hematology

Specimen Requirements

Submit only 1 of the following specimens:

 

Capillary

Collect blood in a lavender-top (EDTA) MICROTAINER, and send 0.5 mL of EDTA blood. (Clotted or hemolyzed specimen is not acceptable.)

Note: 1. Indicate capillary blood.

2. Label specimen appropriately (capillary blood).

 

Venous

Draw blood in a lavender-top (EDTA) tube, and send 4 mL of EDTA blood. (Clotted or hemolyzed specimen is not acceptable.)

Note: 1. Indicate venous blood.

2. Label specimen appropriately (venous blood).

 

Stability

Reticulocytes specimens are stable for 4 hours at room temperature, and 72 hours at 2 - 8° Celsius.

Reference Values

0-2.0%

Additional Information

Available STAT