Immunoglobulin E
0050345
 
Ordering Recommendation
Mnemonic
IGE
Methodology
Quantitative ImmunoCAP® Fluorescent Enzyme Immunoassay
Performed
Sun-Sat
Reported
1-2 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube or plasma separator tube. Also acceptable: Green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).  
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: 0.3 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
 
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year  
Reference Interval
Effective February 21, 2012
Age Reference Interval
0-​5 months 2-​13 IU/mL
6-​12 months 2-​34 IU/mL
1-​2 years 2-​97 IU/mL
3 years 2-​199 IU/mL
4-​6 years 2-​307 IU/mL
7-​8 years 2-​403 IU/mL
9-​12 years 2-​696 IU/mL
13-​15 years 2-​629 IU/mL
16-​17 years 2-​537 IU/mL
18 years and older 2-​214 IU/mL
Interpretive Data
Note
CPT Code(s)
82785
Components
Component Test Code*Component Chart Name
0050345Immunoglobulin E
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • IgE, Serum
  • Total IgE