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Immunoglobulin M : 545
Test CodeIMMGLM or 545
CPT Codes
82784
Transport Container
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
1 mL serum
Minimum Volume
0.5 mL
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 3 days; Refrigerated: 7 days; Frozen: 90 days
Methodology
Immunoturbidimetric
Setup Schedule
Sunday -Saturday
Report Available
1 day
Reference Range
1 year 23-130 mg/dL
2 years 25-135 mg/dL
3-5 years 26-150 mg/dL
6-8 years 25-150 mg/dL
9-11 years 40-160 mg/dL
12-16 years 41-170 mg/dL
≥17 years 50-300 mg/dL
Clinical Significance
Increased IgM is associated with Waldenstrom’s macroglobulinemia, infectious mononucleosis, viral infections, nephrotic syndrome, and estrogen therapy; decreased IgM is found in selective IgM deficiency, Bruton’s Disease, and acquired immune deficiency.
Performing Laboratory
med fusion
