You might also see them on your child's underwear in the morning.īelly pain and nausea are less common symptoms but can happen if there are many pinworms in the intestines. They look like tiny pieces of white thread and are really small - about as long as a staple. You also might see the worms in the toilet after your child goes to the bathroom. If your child has a pinworm infection, you can see worms in the anal region, especially if you look about 2 or 3 hours after your child has fallen asleep. If the itching breaks the skin, it also could lead to a bacterial skin infection. In girls, pinworm infection can spread to the vagina and cause a vaginal discharge. The itching is usually worse at night because the worms move to the area around the anus to lay their eggs. The most common signs of a pinworm infection are itching around the anus and restless sleep. What Are the Signs & Symptoms of Pinworm Infection? If you're wondering if your family pet could give your child a pinworm infection, it can't. Contaminated fingers can then carry pinworm eggs to the mouth, where they go back into the body, or stay on various surfaces, where they can live for 2 to 3 weeks. When someone scratches the itchy area, microscopic pinworm eggs transfer to their fingers. They lay eggs on the skin right around the anus, which triggers itching in that area. From the small intestine, pinworm larvae go to the large intestine, where they live as parasites (with their heads attached to the inside wall of the bowel).Ībout 1 to 2 months later, adult female pinworms leave the large intestine through the anus (the opening where bowel movements come out). The eggs pass into the digestive system and hatch in the small intestine.
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