Skip to main content
Menu
Lab Test Catalogue Home
Print
Reticulocyte Count
Alternative Names/Synonyms
Reticulocyte, RET, Retic
Laboratory
Core Laboratory & Transfusion Medicine
Sub-section
Hematology
Specimen Type
Blood
Test Code
RETXE
Ordering Instructions, Requisition
Hematopathology Requisition
(MS 333A)
Clinical Significance
Reticulocytes are slightly immature red blood cells. A reticulocyte count is a blood test that measures the amount of these cells in the blood.
Specimen Requirements (Sample Type)
Whole Blood (EDTA)
Specimen Requirements (Volume (mL))
1 mL, test can be done on CBC tube, no extra tube is required if the CBC is ordered at the same time
Specimen Requirements (Tube Type)
Lavender whole blood tube with EDTA
Collection Containers – Tube Types
Collection Requirements
Blood Collection Instructions
Cause for Rejection
Specimen Acceptability and Transport Guidance
Instrument, Methodology
Automated
Test Availability
24 hours, 7 days/week.
STAT Turnaround Time
30 minutes
Routine Turnaround Time
2 hours
Reference Ranges
Reference Ranges vary depending on sex, age and will be included in the result report.
Laboratory Contact Information
416-586-4800 Extension 4688