Saturday- 8:00am - 12:00 noon
24 - 48 hrs
Test Updated:
T Cell subsets, BAL
T Cells CD3, CD4, and CD8 Count
Markers CD3 CD4 CD8, BAL
CD4:CD8 (T4:T8) Ratio, BAL
Looking to order a test?
We’ve provided helpful links to make ordering easy.
Find a RequisitionAll specimens should be accompanied by a requisition.
Submitting SpecimensLearn about how to properly label and where to ship specimens.
Order Kits and SuppliesMLabs provides all the supplies necessary for the collection of specimens.
Test FAQVisit our provider FAQ and learn about common questions to ordering tests.
Test Overview
Direct Immunofluorescence using Flow Cytometric techniques
A partial T-cell panel is run including CD3, CD4, CD8, and CD4:CD8 ratio (T4:T8 ratio).
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Date and time of collection are required on the order.
Collect bronchoalveolar lavage specimen in a sterile leak-proof container. Send sealed container at room temperature within 2 hours of collection; do not refrigerate.
Date and time of collection are required on a flow cytometry requisition.
Collect bronchoalveolar lavage specimen in a sterile leak-proof container. Send sealed container at room temperature within 12 hours of collection; do not refrigerate.