ARUP's Laboratory Test Directory
| 0050345: Immunoglobulin E |
| Test Mnemonic: IGE | |
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#ExistMethodology>
Methodology: Electrochemiluminescent Immunoassay
*ExistMethodology> #ExistPerformed> Performed: Sun-Sat *ExistPerformed> #ExistReported> Reported: Within 24 hours *ExistReported> |
| Specimen Required: | |
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#ExistCollect>
Collect: One 4 mL SST or PST. Also acceptable: green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).
*ExistCollect> #ExistTransport> Transport: 1 mL serum or plasma, frozen. (Min: 0.6 mL) Submit specimen in an ARUP Standard Transport Tube. *ExistTransport> #ExistPedCollectTransport> Pediatric Collection/Transport: 0.4 mL serum or plasma, frozen. *ExistPedCollectTransport> #ExistRemarks> Remarks: Allow serum to clot completely at room temperature. Separate serum or plasma from cells ASAP. *ExistRemarks> #ExistStability> Stability: After separation from cells: Ambient: 8 hours; Refrigerated: 2 weeks; Frozen: 6 months *ExistStability> |
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| Reference Interval: |
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#ExistRefRange> 0-364 days: 0-8 IU/mL 1-2 years: 0-12 IU/mL 3 years: 0-24 IU/mL 4-5 years: 0-50 IU/mL 6 years: 0-70 IU/mL 7-14 years: 0-120 IU/mL 15 years and older: 0-180 IU/mL *ExistRefRange> |
| Note: | |
| To convert to ng/mL, multiply IU/mL by 2.4. |
| CPT Code(s): | |
| 82785 |