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Interpret Your Dengue IgM Antibody Results
Enter your Dengue IgM value below and get an instant, free AI interpretation — a plain-English explanation checked against WHO/IFCC reference ranges.
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This AI-generated interpretation is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Results may vary based on individual health factors not captured here.
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Dengue IgM Antibody Normal Ranges
Dengue IgM antibody appears 4–5 days after the onset of dengue fever and persists for 2–3 months.
| Reference Range | Unit | Notes |
|---|---|---|
| Negative / Non-reactive | qualitative | Negative = no recent infection; Positive = recent dengue |
Also reported in: index value.
Common Causes of High Dengue IgM
Active dengue infection (detectable from Day 4–5 of fever)Recent dengue infection (persists for 2–3 months after recovery)
Common Causes of Low Dengue IgM
Testing too early (Day 1–3 of fever — NS1 is positive before IgM appears)Secondary dengue (IgM may be low/absent; IgG rises much faster and higher)Immunocompromised patients may have blunted IgM responses
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