0050355
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Immunoglobulin M

IGM
Example Reports
Abnormal
Normal

Ordering Recommendation

Aid in diagnosis or monitoring of IgM monoclonal gammopathies and IgM-related immune deficiencies.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube or green (sodium or lithium heparin).

Specimen Preparation

Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Grossly hemolyzed or lipemic specimens.

Remarks
Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 14 days; Frozen: 6 months

Methodology

Quantitative Immunoturbidimetry

Performed

Sun-Sat

Reported

1-3 days

Reference Interval

Test Number
 Components
 Reference Interval
  Immunoglobulin M
Age Reference Interval (mg/dL)
0-2 years 21-215
3-4 years 26-155
5-9 years 26-188
10-14 years 47-252
15-18 years 26-232
19 years and older 35-263

Interpretive Data



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

82784

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Components

Component Test Code* Component Chart Name LOINC
0050355 Immunoglobulin M 2472-9
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • IgM, Serum
  • immunoglobulin M serus
  • Serum IgM
Immunoglobulin M