Evaluate patients with recurrent infection for the possibility of IgA deficiency (IgAD). Use prior to transfusion or in possible transfusion reactions to determine the presence of anti-IgA antibodies in patients with selective IgA deficiency.
Quantitative Enzyme-Linked Immunosorbent Assay/Radial Immunodiffusion
New York DOH Approval Status
Plain Red or Serum Separator Tube (SST).
Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 1 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Refrigerated. Also acceptable: Frozen.
Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 2 weeks
Performed by non-ARUP Laboratory
|Component Test Code*||Component Chart Name||LOINC|
|2003127||Anti-IgA Antibody by ELISA||13312-4|
|2014057||Immunoglobulin A (IgA) Low Range|