This test is a screening test and further analyses will be required to complete a diagnostic workup for common variable immunodeficiency (CVID) (eg, CVID / Common Variable Immunodeficiency Confirmation Flow Panel, Blood) and hyper-IgM (XHIM / X-Linked Hyper IgM Syndrome, Blood and CD40 / B-Cell CD40 Expression by Flow Cytometry, Blood).
Interpretive report is provided
4 - 5 days
Collect 2 EDTA lav top tubes- one remains ambient (label as "TBBS"), one is refrigerated (label as "IABC"). Send to Specimen Processing as whole blood- do not spin. Only collect Mon-Thurs, and if needed, call a stat courier to ensure the specimen is received at UH/Sendouts by 7pm at the latest.
Test performed by Mayo Clinic Laboratories