Immunoglobulin M
0050355
 
Ordering Recommendation
Mnemonic
IGM
Methodology
Quantitative Nephelometry
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH 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: 0.4 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Hemolyzed specimens.  
Remarks
 
Stability
After separation from cells: Ambient: 8 hours; Refrigerated: 8 days; Frozen: 1 year (if frozen within 24 hours)  
Reference Interval
0-​30 days: 0-​24 mg/dL
1 month: 19-​83 mg/dL
2 months: 16-​100 mg/dL
3 months: 23-​85 mg/dL
4 months: 26-​96 mg/dL
5 months: 31-​103 mg/dL
6 months: 33-​97 mg/dL
7-​8 months: 32-​120 mg/dL
9-​11 months: 39-​142 mg/dL
1 year: 41-​164 mg/dL
2 years: 46-​160 mg/dL
3 years: 45-​190 mg/dL
4 years: 41-​186 mg/dL
5-​7 years: 46-​197 mg/dL
8-​9 years: 49-​230 mg/dL
10 years and older: 60-​263 mg/dL
Interpretive Data
Note
CPT Code(s)
82784
Components
Component Test Code*Component Chart Name
0050355Immunoglobulin M
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • IgM, Serum