Methodology
Flow Cytometry
Synonyms
XLP1; XLP2; XLP1/XLP2; SAP; XIAP; XLP; X-Linked Inhibitor of Apoptosis; SLAM Associated Protein; XLP1 Protein Expression; SAP and XIAP; SAP & XIAP
Specimen Type
Whole Blood
Performing Lab
Cincinnati Children's Diagnostic Immunology
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
2 Days
Collection Information
Specimen Required
1-4 mL Whole Blood
Container Type
Dark Green (Sodium Heparin)
Collection Instructions
Collect Monday-Thursday 0800-1300 only, no Friday-Sundays or holidays.
Processing Information - Lab Use Only
Transport Temperature
Ambient-Only
Specimen Stability
Room Temp: 24 Hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Test Volume Required
4 mL Whole Blood
Minimum Test Volume
1 mL Whole Blood
Processing Instructions
Complete Cincinnati Diagnostic Immunology requisition and submit with specimen room temp. Ship Monday-Thursday only, no Friday-Sundays or holidays.
Included Tests
SAP expression in CD4+ T cells, CD8+ T cells, and NK cells and XIAP expression in CD4+ T cells, CD8+ T cells, B cells, NK cells, and Monocytes.
Comments
Insurance authorization required prior to draw for Outpatients. Ok to send on Inpatients.
CPT Codes
88184, 88185 (x 06), 88187
Revised
6/12/25
Initials
SA