What Is Rotavirus?

What it is

Rotavirus antigen

Why it matters

Leading cause of pediatric gastroenteritis.

Specimen

Feces

Interpretation

Positive = active shedding

Limitations

Antigen indicates active infection

Related test: Rotavirus Rapid Test — specimen: Feces

Frequently Asked Questions

What does a rotavirus antigen test show? Active rotavirus shedding — a leading cause of pediatric gastroenteritis.

Related knowledge

References

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Last reviewed: 2026-09-12