Immunoglobulins IgG, IgA, IgM-140
Test info
Specimen
Immediatley following collection, mix sample by gently inverting 5 times
- Allow sample to clot for a minimum of 30 minutes
- Spin within two (2) hours of sample collection
Gold serum separator (SST) tube
- Allow sample to clot
- Spin
- Transfer serum to a False bottom plasma/serum transport vial/tube (AHL), labelled as serum, within two (2) hours of sample collection
Refrigerated (preferred) - 7 days
Frozen (OK)
- Improper labels (unlabeled or mislabeled)
- Hemolysis (some procedures)
- Improper anticoagulant or ratio
- Delay in transport
- Improper storage temperature affecting results
- Improper container
- Leaking container resulting in compromised specimen
- Quantity not sufficient (QNS)
Performance
Turbidimetric
Clinical and Interpretive info
IgA:
|
Age |
Reference range |
|
<1 year |
0 - 83 mg/dL |
|
1 through 3 years |
20 - 100 mg/dL |
|
4 through 6 years |
27 - 195 mg/dL |
|
7 through 9 years |
34 - 305 mg/dL |
|
10 through 11 years |
53 - 204 mg/dL |
|
12 through 13 years |
58 - 358 mg/dL |
|
14 through 15 years |
47 - 249 mg/dL |
|
16 through 19 years |
61 - 348 mg/dL |
|
Adult |
84.5 - 499 mg/dL |
IgG:
|
Age |
Reference range |
|
0 through 2 years |
32.7 - 1270 mg/dL |
|
3 through 4 years |
468 - 1250 mg/dL |
|
5 through 6 years |
532 - 1340 mg/dL |
|
7 through 8 years |
454 - 1360 mg/dL |
|
9 through 10 years |
468 - 1360 mg/dL |
|
11 through 12 years |
468 - 1490 mg/dL |
|
13 through 14 years |
664 - 1490 mg/dL |
|
15 through 18 years |
550 - 1440 mg/dL |
|
Adult |
610 - 1616 mg/dL |
IgM:
Adult: 35 - 242 mg/dL