Test Code WASHE White Ash, IgE
Infectious
Specimen and Container/Tube
Specimen Type: Whole blood
Preferred Specimen: Red-top tube
Volume
Preferred Volume: 2 mL
Minimum Volume: 1 mL
Specimen Stability
|
Storage Temperature |
Stability |
|
Room temperature (20 - 25°C) |
2 hours |
|
Refrigerated (2 - 8°C) |
7 days |
|
Frozen (-20°C) |
not acceptable |
Collection Instructions
Specimen Collection: Collect blood from venipuncture by aseptic technique.
Specimen Transport: Immediate
Specimen Handling and Transport Instructions
UCMC Onsite Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.
UCMC Offsite and UC MedLab Outreach Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.
Rejection Criteria
- Common specimen rejected situations include: incorrect specimen type, insufficient volume, incorrect collection container, missing or incomplete specimen identifiers, incorrect specimen transport, or specimens outside stability limits.
- Clotted specimens will be rejected.
Reference Values
|
Test |
Age |
Sex |
Reference Range |
| Specific IgE | All |
All |
< 0.35 kU/L |
Turnaround Time
Turnaround times are relative to the time the specimen is received in the test laboratory.
STAT Turnaround Time: not available
Routine Turnaround Time: 2 - 3 days
Testing Schedule: Monday - Friday
Clinical Indications
- Aid in the diagnosis of an allergy to White ash
Methodology
Fluorescence Enzyme Immunoassay (FEIA)
CPT Codes
86003
LOINC Codes
6278-6
Synonyms/Keyword Search
ALLERGY, IGE, White ash, trees, American ash
Last Review Date
07/10/2026