IgE
Test Mnemonic
IGE
CPT Codes
- 82785 - QTY (1)
LOINC ®
19113-0
Aliases
- Immunoglobulin E
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Serum | SST (Gold) | Refrigerated |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Plasma | EDTA (Lavender) | |||
| 0.5 mL | Plasma | Lithium heparin PST (Lt. Green) |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.3 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 1 day |
| Refrigerated | 30 days |
| Frozen | 30 days |
Days Performed
Mon - Fri
Turnaround Time
1 - 3 days
Methodology
| Name | Description |
|---|---|
| Fluorescence Immunoassay by ImmunoCAP |
Reference Range
| IgE | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Weeks | 6 Weeks | Normal | not established | kU/L | 6 Weeks | 12 Weeks | Normal | <6.6 | kU/L | 3 Months | 6 Months | Normal | <10.2 | kU/L | 6 Months | 9 Months | Normal | <16.6 | kU/L | 9 Months | 12 Months | Normal | <22.6 | kU/L | 1 Years | 2 Years | Normal | <29.2 | kU/L | 2 Years | 3 Years | Normal | <51.7 | kU/L | 3 Years | 4 Years | Normal | <72 | kU/L | 4 Years | 5 Years | Normal | <90 | kU/L | 5 Years | 6 Years | Normal | <108 | kU/L | 6 Years | 7 Years | Normal | <126 | kU/L | 7 Years | 8 Years | Normal | <142 | kU/L | 8 Years | 9 Years | Normal | <160 | kU/L | 9 Years | 10 Years | Normal | <176 | kU/L | 10 Years | 11 Years | Normal | <192 | kU/L | 11 Years | 99 Years | Normal | <114 | kU/L |
Clinical Info
The test is used as and aid in assessment of patients with suspected allergic diseases, primary immunodeficiencies, parasitic infections, certain malignancies, and also to identify candidates for anti-IgE immunotherapy, among others.