Test Code LAB7750 Stem Cell CD34, Peripheral Blood
Performing Section
Immunology/Flow
Purpose/Principle
Flow cytometric analysis of peripheral blood to quantify the number of CD34+ cells present.
Special Collection Notes
Mix sample well after collection to prevent specimen clotting.
Specimen Type
Whole Blood:
Purple Top-EDTA
Specimen Volume
Preferred: 1.5 mL
Minimum: 0.5 mL
Processing Instructions
Submit whole blood -DO NOT CENTRIFUGE.
Store and send ambient.
Sample must received into the lab Monday-Friday(before noon). Do not send sample on Friday (after noon), Saturday, Sunday or holidays.
Temperature
Ambient
Test Components
CD34 Absolute
CD34 PB Absolute
Reference Range
CD34 Absolute>=1/mcL
CD34 PB Absolute
>=1/mcL
TAT
2 hours
Sample Stability
Ambient: 24 hours
Additional Notes
Testing must be performed within 24 hours.
CPT
86367
Test/Batch Schedule
Monday-Friday Noon
Method
Flow Cytometry