Immunoglobulin A, Subclasses 1 and 2
Abbrev Code: | ASUB12 | ||
Order Code: | LAB6757 | Order Name: | Immunoglobulin A Subclasses 1 and 2 |
Synonyms: | IgA Subclasses | ||
Methodology: | Nephelometry | ||
CPT Codes: | 82784 x1, 82787 x2 | ||
Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-5 days. |
Collection Instructions
Specimen: | Blood |
Optimal Volume: | 4 mL |
Minimum\Peds Volume: | 1.6 mL |
Container: | Red or gold (gel) |
Causes for Rejection: | Grossly hemolyzed or lipemic specimens. Room temperature specimens. |
Processing and Shipping
Specimen Processing: | Centrifuge and aliquot 2 mL; 0.7 mL minimum. Store refrigerated. |
Shipping Instructions: | Ship refrigerated. |
Stability: | After separation from cells: 14 days refrigerated; 6 months frozen. |
Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
Referral Lab number: | 93149 |
Interpretive
Reference Range: |
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Use: | Aids in diagnosis of immunodeficiencies. Secondary test in suspected immunoglobulin deficiency. Do not order before IgG; IgA and IgM measurements are performed. |
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