Pinworm history and symptoms

Overview

 * Difficulty sleeping due to the itching that occurs during the night.
 * Intense itching around the anus.
 * Irritability due to itching and interrupted sleep.
 * Irritated or infected skin around the anus, from constant scratching.
 * Irritation or discomfort of the vagina in young girls (if an adult worm enters the vagina rather than the anus).
 * Loss of appetite and weight (uncommon, but can occur in severe infections).