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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.
Submit With Order
ARUP Consult®
Disease Topics
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 NameLOINC
0050355Immunoglobulin M2472-9
* 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