IMMUNOGLOBULIN E (IGE) SERUM

General Information

HLAB/HOL Code: IGE
UPHSM LIS Test #: 2980
Schedule: Monday - Friday
Testing Time: 1 Day
Testing Lab: UP Health System-Marquette

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 0.2 mL serum
Temperature: Refrigerate
Tube Type: 1 Red top or SST Tube
Collection Info:
Specimen is stable for 3 days at refrigerator temperature or frozen for 6 months.  Mild hemolysis or lipemia does not effect this test.

Methods

Solid phase chemiluminescent/immunometric assay

CPT Codes

82785

* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Reference Range

IgE Reference Ranges are as follows, by patient age:

0-6 weeks      Mean: 0.6 IU/mL    +1SD: 2.3    +2SD: 8.8
7 wks-3 mos. Mean: 1.0 IU/mL    +1SD 4.1     +2SD: 17.0
4-6 mos.         Mean: 1.8 IU/mL    +1SD: 7.3    +2SD: 30.0
7-9 mos.         Mean: 2.6 IU/mL    +1SD: 10.0   +2SD: 39.0
10-23 mos.     Mean: 3.2 IU/mL    +1SD: 13.0   +2SD: 53.0
2 years           Mean: 5.7 IU/mL    +1SD: 23.0   +2SD: 93.0
3 years           Mean: 8.0 IU/mL    +1SD: 32.0   +2SD: 128.0
4 years           Mean: 10.0 IU/mL   +1SD: 40.0   +2SD: 160.0
5 years           Mean: 12.0 IU/mL   +1SD: 48.0   +2SD: 192.0
6 years           Mean: 14.0 IU/mL   +1SD: 56.0   +2SD: 224.0
7 years           Mean: 16.0 IU/mL   +1SD: 63.0   +2SD: 248.0
8 years           Mean: 18.0 IU/mL   +1SD: 71.0   +2SD: 280.0
9 years           Mean: 20.0 IU/mL   +1SD: 78.0   +2SD: 304.0
10 years         Mean: 22.0 IU/mL   +1SD: 85.0   +2SD: 328.0
Adults           Mean: 13.2 IU/mL    +1SD: 41.0   +2SD: 127.0

Serum levels of IgE greater than one SD above the mean for age suggest the presence of allergic disease.