- T4T8
T4/T8 Ratio
Test Code
T4T8
Specimen Name
T4/T8 Ratio
CPT Codes
- 86359
- 86360
Collect
EDTA Whole Blood
Stability
Room Temperature
Volume
5 mLs
Minimum Volume
3 mLs
Performed
Performed Monday through Friday - Reported 2-3 days
Components
—
Additional Information
Must include CBC order or results on a specimen collected at the same time as the specimen for the lymphocyte testing.
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Test Information
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Common Lab Definitions
- Serum
- Plasma
- STT