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Interpret Your Immunoglobulin E (Total) Results
Enter your IgE value below and get an instant, free AI interpretation — a plain-English explanation checked against WHO/IFCC reference ranges.
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Immunoglobulin E (Total) Normal Ranges
Total IgE measures the total amount of IgE immunoglobulin in the blood.
| Age Group | Reference Range | Unit | Notes |
|---|---|---|---|
| Adults (18–64) | 0 – 100 | IU/mL | Adult normal; varies with age |
| Children / Pediatric | 0 – 60 | IU/mL | Children; lower thresholds |
Also reported in: kU/L.
Common Causes of High IgE
Allergic asthma, allergic rhinitis (hay fever), atopic dermatitis (eczema)Food allergy (peanut, milk, shellfish, etc.)Parasitic infections (helminths: roundworm, hookworm, Toxocara — often cause very high IgE)
Common Causes of Low IgE
Congenital hypogammaglobulinemia (IgG, IgA, IgM deficiency — IgE also low)Non-atopic individuals (naturally low IgE in people without allergic tendencies)
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