A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Immunoglobulin E (IGE)
Test CodeLAB74
Quest Code
542
CPT Codes
82785
Preferred Specimen
0.3 mL serum in gold top or plain red top tube
Minimum Volume
0.3 mL
Other Acceptable Specimens
Plasma collected in: Sodium heparin (green-top) tube, lithium heparin (green-top) tube, or EDTA (lavender-top) tube
Transport Container
Serum separator tube (SST)
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Methodology
Immunoassay (IA)
Setup Schedule
8a Mon, tues, wed, thur, fri
Report Available
4 days
Limitations
Some individuals with allergies have low total IgE but high concentration of allergen-specific IgE and may even suffer anaphylaxis with low to undetectable concentrations of IgE or allergen-specific IgE antibodies.
Reference Range
≤6 Weeks | ≤9 | kU/L | ||||||||||||||
3 Months | ≤17 | kU/L | ||||||||||||||
6 Months | ≤30 | kU/L | ||||||||||||||
9 Months | ≤39 | kU/L | ||||||||||||||
12 Months | ≤53 | kU/L | ||||||||||||||
2 Years | ≤93 | kU/L | ||||||||||||||
3 Years | ≤128 | kU/L | ||||||||||||||
4 Years | ≤160 | kU/L | ||||||||||||||
5 Years | ≤192 | kU/L | ||||||||||||||
6 Years | ≤224 | kU/L | ||||||||||||||
7 Years | ≤248 | kU/L | ||||||||||||||
8 Years | ≤280 | kU/L | ||||||||||||||
9 Years | ≤304 | kU/L | ||||||||||||||
10 Years | ≤328 | kU/L | ||||||||||||||
Adult | ≤114 | kU/L |
Clinical Significance
For diagnosis of allergic disease. A normal IgE level does not exclude the possible presence of an allergic disorder.
Performing Laboratory
Quest Diagnostics - South Region |