Pinworms (Symptoms, Pictures, Transmission, and Treatment) Topic Guide

Pinworms (Enterobius vermicularis) are the most common human worm infection in the United States. Both children and adults are at risk for getting pinwoms. An itchy rectal area is the most common symptom of pinworms. Pinworms are visible to the naked eye, but their eggs are not. Pinworms are ingested via person-to-person contamination. The female pinworms lays eggs around the anas, urethra, or vagina. The tape test is an easy way to diagnose pinworms. Medication to treat both children and adults include albendazole (Albenza) and mebendazole (Vermox). Washing bedding, clothing, toys, and other items the infected person has used or touches also is recommended.