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Lab Manual for Moffitt-Long and Mount Zion

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Item Value
Approval req'd? No
Available Stat? No
Test code AIGA
Performed by Mayo
Sendout? Yes
Method Fluorescent microsphere assay
Collection Instructions Note: If testing is due to a transfusion reaction, the specimen should be drawn approximately a minimum of 10 days after the reaction. Testing performed on serum drawn immediately after a reaction may be falsely negative as transfused IgA may deplete anti-IgA antibodies.
Container type Gold top, Red top
Amount to Collect 2 mL blood
Sample type Serum
Preferred volume 1 mL serum
Min. Volume 0.5 mL serum
Processing notes Refrigerate sample. Order MAYO# 8154. Call MCS for pickup.
Units Units
Normal range
Negative ≤ 52.0 Units
Positive > 52.0 Units
Turn around times 7-14 days.
Additional information These IgG antibodies to IgA may be of limited specificity or class-specific.

Click here for Guidelines on distribution of IgA deficient plasma

Click here for ARDP Policies re: IgA dfeficient plasma
CPT coding 83520-90
LOINC code 44584-1
Last Updated 11/8/2013 11:06:28 AM
Entry Number 25
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