Flow Alpha Beta Double Negative T-Cell (ALPS)
Collection Restrictions
Collections planned for Friday after 3:00 p.m. - Monday
4:00 a.m., or on holidays,
that will require immediate testing: Call Flow Cytometry on
Friday before 3:00 p.m.
Collection Requirements
Source: blood
Container: EDTA lavender
- Preferred: 1 mL in vacutainer
- Acceptable: microtainer filled to the top line
Other sources: Call Flow Cytometry
Special Instructions
CBC with differential request must accompany Flow Cytometry test requests for blood in order to report results. Recommend also ordering the EIDP immunophenotyping test
Turn Around Time
24-72 hours
Collections done Friday - Sunday will have a longer TAT
Other sources: 48 hours
Availability
Routine
Includes
Antibody staining for cell surface markers CD45, CD3, CD4, CD8, CD25, HLA-DR, TCR alpha beta, and TCR gamma delta
Lab Processing Instructions
Specimen: whole blood
Room temperature
Other sources: Call Flow Cytometry
Performing Laboratory
Adele Hall
Adele Hall Lab Section
Flow Cytometry
Instrumentation/Methodology
Flow Cytometry
Additional Information
Useful as a screening test for Autoimmune Lymphoproliferative Syndrome (ALPS) disease
Reference Ranges
See interpretive report
CPT
88184
88185 x3