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Test Code TIGE Immunoglobulin E (IgE), Serum, LAB74

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Useful For

As an initial (screening) test for allergic disease.

Specimen Requirements

Preferred:  240 uL of serum collected in gold-top SST or plain, red-top tube

Acceptable:  240 uL of plasma collected in lavendar-top EDTA or green-top sodium heparin

Specimen Stability Information

 

Specimen Type Temperature Time
Serum or plasma

Refrigerated (preferred)

7 days

  Frozen

Indefinite

 

Day(s) Test Set Up

Tuesday through Friday

Test Classification And CPT Coding

82785

Refererance Range

Results Reported in kU/L

Age

Normal Range

0 - <6 months

≤13.0

6 - <12 months

≤34.0

1 - <3 years

≤97.0

3 - <4 years

≤199.0

4 - <7 years

≤307.0

7 - <9 years

≤403.0

9 - <13 years

≤696.0

13 - <16 years

≤629.0

16 - <18 years

≤537.0

≥18 years

≤214.0

Analytic Time

2-4 days upon receipt