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Total IgM

Test Code: 4
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Clinical Utility

Measurement of human IgG, IgA, and IgM in clinical specimens aids in the diagnosis of abnormal protein metabolism, autoimmune disease, and immunodeficiency.

Procedure

Nephelometry using specific antiserum to IgM. The assay calibrators are referenced to the BCR470 reference material. This test has been cleared or approved for diagnostic use by the U.S. Food and Drug Administration.

2-3 business days from receipt of specimen

Specimen Type Order Code CPT Code NY Approved Volume Assay Range Special Instructions
serum 4 82784 Yes 1 mL (min. 200 uL) See Age/Range Table
  • Collect 1 mL, ambient, no special shipping requirements.
  • Stability 8 days refrigerated; >8 days freeze (only once).

Age Reference Range
0 - 3 month 15 - 108
4 - 6 month 15 - 108
7 - 12 month 42 - 236
1 year 42 - 236
2 year 49 - 196
3 - 5 year 49 - 196
6 - 8 year 49 - 257
9 - 11 year 49 - 257
12 - 16 year 44 - 237
17 - 99 year 44 - 247

Causes for Rejection

Lipemic samples may lead to rejection.

Specimens are approved for testing in New York only when indicated in the Specimen Information field above.

The CPT codes provided are based on Viracor Eurofins' interpretation of the American Medical Association's Current Procedural Terminology (CPT) codes and are provided for general informational purposes only. CPT coding is the sole responsibility of the billing party. Questions regarding coding should be addressed to your local Medicare carrier. Viracor Eurofins assumes no responsibility for billing errors due to reliance on the CPT codes illustrated in this material.

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