GET THE FACTS ABOUT
PINWORM INFECTION

PINWORM? Contact your doctor today.    

LEARN ABOUT a TREATMENT ABOUT PINWORM FACT SHEET

WHAT IS A PINWORM INFECTION?

Pinworm is the most common parasitic worm infection in the United States. It is usually found in young children, but can spread easily to the entire family.

WHAT CAUSES A
PINWORM INFECTION?

Pinworm is caused by tiny, white, thread-like worms that live in a child's intestine. While a child is sleeping, pinworms crawl out of the child's bottom to lay thousands of their tiny eggs on the skin around the anal area. The itching caused by the pinworms may disrupt a child's sleep.

WHO CAN GET A
PINWORM INFECTION?

Anyone can get pinworm, and it may infect up to 40 million people in the United States. Pinworm spreads easily from person to person and is 3 times more common than head lice. Pinworm mostly infects preschool- and school-aged children (3-14 years of age). However, anyone who lives with an infected person, adults included, can also get a pinworm infection.

WHAT ARE THE SIGNS
OF A PINWORM INFECTION?

The most common symptoms of pinworm infections are intense itching and scratching of the anal area caused by the tiny, sticky pinworm eggs.

WHO CAN GET A
PINWORM INFECTION?

Anyone can get pinworm, and it may infect up to 40 million people in the United States. Pinworm spreads easily from person to person and is 3 times more common than head lice. Pinworm mostly infects preschool- and school-aged children (3-14 years of age). However, anyone who lives with an infected person, adults included, can also get a pinworm infection.

This website is not a substitute for a doctor's diagnosis of pinworm or for a doctor's treatment for pinworm infection. Only a doctor or other qualified healthcare professional can provide medical advice, diagnosis, or treatment.

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