Lymphocyte Absolute CD4 Count
Order Name
T Helper
Test Number: 3654600
Revision Date 05/24/2023
Test Number: 3654600
Revision Date 05/24/2023
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Lymphocyte Absolute CD4 Count
|
Flow cytometry |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 5 mL each (3 mL each) | Whole Blood | EDTA (Lavender) and ACD Sol A/B (Yellow Top) | Room Temperature |
| Instructions | Collect Whole blood in Both ACD Solution A or B (Yellow Top) and EDTA (Lavender Top). Keep whole blood, do not centrifuge or refrigerate. Deliver to the laboratory ASAP - Same Day as Collection! Collect Monday through Wednesday only. Specimens must be received at Labcorp Oklahoma Inc. by Wednesday afternoon or collect on Monday. Stability: Room Temperature: Yellow-top (ACD-A) or (ACD-B) tube: Lavender-top (EDTA) tube: 1 day |
|||
| GENERAL INFORMATION | |
|---|---|
| Testing Schedule | Testing schedule may vary. |
| Expected TAT | 3-5 days |
| Clinical Use | Marker for level of immunocompetence. The T4 Lymphocytes reports out values for Lymphocyte Percent CD4 and Lymphocyte Absolute CD4 |
| Performing Labcorp Test Code | 505008 |
| CPT Code(s) | 86361 |
| Lab Section | Reference Lab |