IMMUNOGLOBULIN G (IGG) SUBCLASSES
Marquette General Health System

General Info

Alpha Code

  IGS

MGH LIS Test No

  892

Schedule

  Monday and Thursday

Testing Time

  4 days

Testing Lab

  Warde Medical Laboratories

QORR Test Code

  IGS

Specimen Info

Type

  1 SST Tube  

Volume

  2.0 mL serum (0.5 mL Minimum)

Temperature

  Refrigerate

Preservative

   

Collection Info

  Separate and Refrigerate Serum.  
Stability:  Refrigerate 8 Days, Frozen 2 Weeks.
 
Specimen Acceptability

Methods
Nephelometry

Clinical Utilities

CPT Codes
82787 x 4

Reference Range
                        IgG1           IgG2          IgG3      IgG4 
0-1 month       240-1060       87-410       14-55       4-55       
1-4 months       180-670       38-210       14-70       <3-36       
4-6 months       180-700       34-210       15-80       <3-23       
6-12 months       200-770       34-230       15-97       <3-43       
1-1.5 years       250-820       38-240       15-107       <3-62       
1.5-2 years       290-850       45-260       15-113       <3-79       
2-3 years       320-900       52-280       14-120       <3-106       
3-4 years       350-940       63-300       13-126       <3-127       
4-6 years       370-1000       72-340       13-133       <3-158       
6-9 years       400-1080       85-410       13-142       <3-189       
9-12 years       400-1150       98-480       15-149       3-210       
12-18 years       370-1280       106-610       18-163       4-230       
18-150 years       490-1140       150-640       20-110       8-140       
*all results in mg/dL

Component Information

Collection Notes

Additional Comments
Test does not include Total IgG.

 

Questions or Comments email support@mgh.org

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