IgM


Sunquest Code:IGM  
Epic Code:LAB72Epic Name:IGM
Synonyms:Immunoglobulin M; Gamma Globulin
Methodology:Rate nephelometry
CPT Code:82784
Turnaround Time:Performed Mon-Fri; results are reported the same day.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.5 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Samples not separated from cells within 2 hours of collection.


Processing and Shipping

Specimen Processing:Within 2 hours of collection, centrifuge and aliquot 0.3 mL, 0.15 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Endocrine  (UMMC-East Bank)


Interpretive

Reference Range:

Serum IgM

Age

mg/dL

 

Age

mg/dL

0-30 d

20-85

 

11 mo

40-165

1 mo

15-100

 

1 y

45-160

2-3 mo

20-95

 

2-4 y

40-190

4-5 mo

30-105

 

5-7 y

45-200

6-8 mo

30-120

 

8-9 y

50-230

9-10 mo

40-145

 

10 y and older

60-265

 

 

Use:Evaluate humoral immunity, establish diagnosis and monitor therapy in macroglobulinemia of Waldenstrom and multiple myeloma. Screen cord or neonatal serum for infections acquired in utero.


Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 436"