Test Details
Methodology
Immunologic
Result Turnaround Time
3 - 5 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Use
Study IgA deficiencies in patients in association with recurrent sinopulmonary infections or repeated transfusions; study IgA elevations associated with IgA myeloma
Specimen Requirements
Specimen
Serum
Volume
1 mL
Minimum Volume
0.5 mL
Container
Red-top tube or gel-barrier tube
Collection Instructions
Transfer specimen to a plastic transport tube.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 14 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x3 |
Reference Range
See table.
Age | Range (mg/dL) |
|---|---|
0 to 11 m | 13.8−69.1 |
1 to 2 y | 21.6−82.2 |
3 to 6 y | 36.3−148.5 |
7 to 12 y | 46.6−182.7 |
13 to 17 y | 63.0−206.2 |
≥18 y | 73.2−301.2 |
Storage Instructions
Maintain specimen at room temperature.
Causes for Rejection
Gross lipemia; hemolysis
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 123050 | IgA, Subclass 1 | 6886-6 | 123050 | IgA, Subclass 1 | mg/dL | 6886-6 |
| Order Code | 123050 | |||||
| Order Code Name | IgA, Subclass 1 | |||||
| Order Loinc | 6886-6 | |||||
| Result Code | 123050 | |||||
| Result Code Name | IgA, Subclass 1 | |||||
| UofM | mg/dL | |||||
| Result LOINC | 6886-6 |