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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