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CD4 COUNT
MessageIf CD4 and CD8 counts are needed, please order CD48C
Test Code
CD4CT
Alias/See Also
CD4 Absolute
CPT Codes
86361
Includes
Absolute CD4 count and percent CD4
Preferred Specimen
1 Lavender tube (EDTA)
Minimum Volume
2 mL
Other Acceptable Specimens
None
Instructions
Deliver specimen to laboratory ASAP. Submit whole blood, do not centrifuge.
Transport Temperature
Room temperature
Specimen Stability
Room temperature up to 48 hours
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimen too old for analysis or improperly stored. Plasma samples will not be accepted.
Methodology
Flow cytometry
Setup Schedule
M, Tu, W, Th, F, Sa
Report Available
Report available within 24 hours of receipt Monday - Saturday
Report available within 48 hours of receipt Sunday and holidays
Report available within 48 hours of receipt Sunday and holidays
Reference Range
CD4 | Range |
CD4% | 34-65 |
CD4 cells/uL | 518-1472 |
Clinical Significance
Aids in the clinical management of T-helper immune status of HIV-positive individuals.
Performed By
Alverno Laboratories
Performing Laboratory
Alverno Central Lab
NMB10 (Molecular Biology, Flow)
Last Updated: April 8, 2024