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HelpTest Code IGAS IgA Subclasses, Serum
Specimen Required
Supplies: Sarstedt Aliquot Tube 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Â Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
CMH COLLECTION: 2 mL in red gel vacutainer
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 7 days | |
| Ambient | 7 days | ||
| Frozen | 7 days |
Useful For
Investigation of immune deficiency due to IgA2 deficiency
Evaluating patients with anaphylactic transfusion reactions
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | Reject |
| Gross icterus | OK |
Day(s) Performed
Tuesday, Friday
Report Available
Same day/1 to 3 daysReporting Name
IgA Subclasses, SReference Values
IgA
1-3.9 years: 5-194 mg/dL
4-6.9 years: 16-210 mg/dL
7-9.9 years: 27-227 mg/dL
10-11.9 years: 35-241 mg/dL
12-13.9 years: 43-252 mg/dL
14-15.9 years: 50-263 mg/dL
16-17.9 years: 57-274 mg/dL
>18 years: 85-499 mg/dL
IgA1
1-3.9 years: 6-163 mg/dL
4-6.9 years: 16-186 mg/dL
7-9.9 years: 26-209 mg/dL
10-11.9 years: 34-228 mg/dL
12-13.9 years: 40-243 mg/dL
14-15.9 years: 46-259 mg/dL
16-17.9 years: 53-274 mg/dL
>18 years: 76-328 mg/dL
IgA2
1-3.9 years: <0.5-12.4 mg/dL
4-6.9 years: <0.5-25.7 mg/dL
7-9.9 years: 1.5-38.9 mg/dL
10-11.9 years: 2.9-49.9 mg/dL
12-13.9 years: 4.0-58.7 mg/dL
14-15.9 years: 5.2-67.5 mg/dL
16-17.9 years: 6.3-76.3 mg/dL
>18 years: 6.9-114.3 mg/dL
Method Name
Turbidimetry
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82784
82787 x 2