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A. Pinworms do not usually cause any symptoms beyond minor itching around the anus. Many people with pinworm infections have no symptoms and may never be aware of the infection. The infection can go away without treatment. The most common symptoms of pinworm infection in children include: 1  Itching around the anus.2  For most children this symptom is mild. 3  Only in rare cases do children have very severe itching. 4  Restless sleep (itching is often worse at night).he infection can go away without treatment. The most common symptoms of pinworm infection in children include: 1  Itching around the anus. 2  For most children this symptom is mild. 3  Only in rare cases do children have very severe itching.
Pinworm is an intestinal infection caused by tiny parasitic worms. One of the most common roundworm infections, pinworm infections affect millions of people each year, particularly school-age kids. If your child develops a pinworm infection, try not to worry. Pinworms don't cause any harm (just itching), and it won't take long to get rid of them. And people who have pinworms aren't dirty â kids can get pinworms no matter how often they take a bath.