Anigerigeigetotal
Key facts at a glance
- LOINC
- 61221-8
- Short code
- ASPNIGE
- Synonyms
- A niger IgE/IgE total %
- Category
- chemistry
- Sample
- serum
- Container
- Serum separator tube (SST) or red-top tube without anticoagulant
- Units
- N/A
- Ref low
- 0.35
- Ref high
- 0.35
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- ≥ 0 years
- Method
- Fluorescent Enzyme Immunoassay (FEIA) / ImmunoCAP
- CPT
- 86003
- SNOMED
- 39579001
- Specimen volume
- 1-2 mL serum (minimum 0.5 mL); 5 mL whole blood typically drawn
- Stability
- Serum stable at room temperature for 8 hours; refrigerated (2-8°C) for 7 days; frozen at -20°C or below for up to 1 year. Avoid repeated freeze-thaw cycles.
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 40
- TAT
- 24–72 hours
- Order
- routine
Reference range
Total IgE: 0-100 kU/L (adults); Specific IgE (Aspergillus niger): <0.35 kU/L (negative), 0.35-0.70 kU/L (borderline/equivocal), 0.71-3.50 kU/L (positive), 3.51-17.50 kU/L (strongly positive), >17.50 kU/L (very strongly positive). Reference values vary by age and laboratory.N/A
No special preparation required. Patients on antihistamine therapy do not need to discontinue medication prior to serum specific IgE testing (unlike skin prick testing). Inform provider of any immunosuppressive medications.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 15, 2026. · Read our editorial policy