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Test Code IgE Immunoglobulin E Level

Clinical System Name

 Immunoglobulin E Level

Sample Requirements

Specimen: Whole blood

Container(s): Gold SST,Gold Microtainer, Red

Preferred Vol: 1.0 mL

Minimum Vol: 0.5 mL

Processing Instructions

Reject due to

Spin: Y

Aliquot: Y

Temp: -20 C

Storage location: CPA freezer,  Fz1 rack

Off-site collection: Spin blood. Transfer serum to aliquot container. Send serum frozen.


Specimen Type Temperature Time
separated serum Room temp 2 h
  Refrigerated 3 d
  Frozen  6 m



STAT Performed TAT
N T,Th, Sa 2-4 d


Contact Chemistry Lab for request outside of stated availability. (206) 987-2565

Performing Laboratory

Seattle Children's Laboratory  


Department:  Chemistry

Location: Chem East

Phone Number:  (206) 987-2617

Reference Range


Age IU/mL
0 - 12 months < 12
1 -3 years <90
4 - 10 years <163
11 yr - Adult <398



Method: Chemiluminescence on Siemens Immulite XPI

Analytical Volume: 0.25 mL serum

Limitations: Hemolysis or turbidity may affect results

CPT Codes