Test Code LAB73 Immunoglobulin A (IgA)

Specimen Requirement

1.0 mL Serum; SST Tube Acceptable

Specimen Stability

7 days at 20-25° C

7 days at 2-8° C

6 months at -20° C

Testing Schedule

Daily

Reference Range

Age	Range (mg/dL)
0 – 4 months	7 – 37
5 – 8 months	15 – 50
9 – 14 months	27 – 66
15 – 24 months	36 – 79
2 – 3 years	27 – 246
4 – 6 years	29 – 256
7 – 9 years	34 – 274
10 – 12 years	42 – 295
13 – 15 years	52 – 319
16 – 17 years	60 – 337
>18 years	61 – 356

Testing Department

Chemistry

Method

Immunoturbidimetric assay

CPT codes

82784

Outpatient Turnaround Time

24 hours after receipt

Inpatient STAT Turnaround Time

Not Applicable

Inpatient Routine Turnaround Time

4 hours after receipt