Test Code IGE Immunoglobulin E (IGE)
Specimen Requirements
| Fasting Required | Specimen Type | Preferred Container/Tube | Acceptable Container/Tube | Specimen Volume | Specimen Minimum Volume (allows for 1 repeat) |
Pediatric Minimum Volume (no repeat) |
|---|---|---|---|---|---|---|
| No | Serum | Serum Separator Tube (SST) | Red Top Tube(RTT) | 0.5 mL | 0.4 mL | 0.3 mL |
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Ambient | 8 hours |
| Refrigerated | 48 hours | |
| Frozen | >48 hours |
Interferences
Human Anti-Murine Antibodies (HAMA) may develop leading to test interference in patients receiving murine-based agents for chemotherapy or tumor-imaging studies.
Reference Range Information
| Performing Location | Reference Range |
|---|---|
| Marshfield | 0 - <1 yr: ≤117 IU/mL 1 - 4 yr: ≤313 IU/mL 5 - 10 yr: ≤555 IU/mL 11 - 15 yr: ≤481 IU/mL ≥16 yr: ≤157 IU/mL |
Marshfield Labs Performing Department
Marshfield Labs Chemistry
Performing Information
| Performing Location | Day(s) Test Performed | Analytical Time | Methodology/Instrumentation |
|---|---|---|---|
| Marshfield | Monday, Wednesday, Friday | Less than 2 hours |
Two-step Sandwich Immunoassay using Direct Chemiluminometric |
CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 82785 |
Outreach CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 82785 |
Ordering Applications
| Ordering Application | Description |
|---|---|
| Cerner | IgE |