Lymphocyte Absolute CD4 and CD8
Order Name
T HELP/CYTOTOX
Test Number: 5603200
Revision Date 05/24/2023
Test Number: 5603200
Revision Date 05/24/2023
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Lymphocyte Absolute CD4 and CD8
|
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! Stability: Room Temperature, Yellow-top (ACD-A) or (ACD-B) tube: 2 days Lavender-top (EDTA) tube: 1 day Collect Monday through Wednesday only. Specimens must be received at Labcorp Oklahoma Inc. by Wednesday afternoon or collect on Monday. |
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| GENERAL INFORMATION | |
|---|---|
| Testing Schedule | Testing schedule may vary |
| Expected TAT | 3-5 Days |
| Clinical Use | Immunophenotype of T lymphocytes. |
| Notes | This panel is also known as: T Helper and Suppressor Cells (CD4/CD8) |
| CPT Code(s) | 86359, 86360 |
| Internal Comments | 5/4/17 changed cpt: from 86359, 86360 to 86361,86360 to match cs pricing tool- JK 10/23/17 changed from immuno to flow - JK 02/04/19: Added link to interpretative data 5/22/19 changed cpt from 86361,86360 to 86360 per Heather - JK 5/24/23 Click here for additional interpretative information 86360 (CD4/CD8 combined with ratio bill single 86360) to 86359, 86360 09/16/2024 - added stability to instructions section per TQM LCA spreadsheet - bm |
| Lab Section | Reference Lab |