Enterobius vermicularis · Symptoms & clinical context

Read condition-specific symptoms and clinical context for Enterobius vermicularis. The human pinworm, a small intestinal roundworm often associated with nighttime itching.

About this organism

The human pinworm, a small intestinal roundworm often associated with nighttime itching. Some infections cause no symptoms; children and their household contacts are commonly affected.

Pinworm infection

Some infections cause no symptoms; children and their household contacts are commonly affected.

Possible symptoms: Nighttime itching; Disturbed sleep.

This educational profile cannot diagnose an infection. Seek qualified care for concerning symptoms.

Infection without symptoms

An infection can be present without symptoms.

No symptoms are assigned to asymptomatic carriage.

This educational profile cannot diagnose an infection. Seek qualified care for concerning symptoms.

Profile sources

Source check: 2026-09-21. Educational content; independent scientific review remains pending.

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