Immunoglobulin G, subclass 4

Alphabetical Test listing

Immunoglobulin G, subclass 4-994

  
Immunoglobulin G, subclass 4
  
994
  
LAB994
  
MSO
  
IGG
IgG Subclass 4, IgG4
  
  • Evaluation of sinopulmonary infections, asthma
  • Immunotherapy hyposensitization
  • Evaluate allergies
  
Serum
  
  
1.0 mL
  
0.4 mL
  

Immediately following collection, thoroughly mix sample by gently inverting 5 times

  
  1. Allow sample to clot for a minimum of 30 minutes
  2. Spin within two (2) hours of sample collection
  3. Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum
  
  
  1. Allow sample to clot
  2. Spin 
  3. Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum, within two (2) hours of sample collection
  

Refrigerated (preferred) - 14 days

Ambient - 3 days

Frozen - 14 days

Freeze/thaw cycles - stable x3

  
  • Gross lipemia
  • Hemolysis
  
LabCorp Burlington (160531): R-NX
  
Daily
  
6 days
  

Immunologic

  


0 - 19 yrs: Age dependent; see report
> 19 yrs:   2 - 96 mg/dL

  
82787
  
05/29/2019
  
04/11/2022
  
04/05/2022