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Test Includes
Immunoglobulin A; immunoglobulin G; and immunoglobulin M quantitation
Special Instructions
State patient's age on the request form.
Expected Turnaround Time
Within 1 day
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.
Related Documents
Specimen Requirements
Specimen
Serum
Volume
2 mL
Container
Red-top tube or gel-barrier tube
Storage Instructions
Samples suspected of having macroglobulins or cryoglobulins should be drawn and held at 37°C. Samples suspected of containing cold agglutinins should not be refrigerated prior to serum separation from clot.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 14 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x3 |
Causes for Rejection
Lipemia
Test Details
Methodology
Immunologic
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 001768 | Immunoglobulins A/G/M, Qn, Ser | 34550-4 | 001776 | Immunoglobulin G, Qn, Serum | mg/dL | 2465-3 |
| 001768 | Immunoglobulins A/G/M, Qn, Ser | 34550-4 | 001784 | Immunoglobulin A, Qn, Serum | mg/dL | 2458-8 |
| 001768 | Immunoglobulins A/G/M, Qn, Ser | 34550-4 | 001792 | Immunoglobulin M, Qn, Serum | mg/dL | 2472-9 |
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The LOINC® codes are copyright © 1994-2021, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf