They most commonly occur in school-aged children and people who live ... else in close contact — will likely need treatment to prevent a pinworm infection or reinfection. It’s possible to ...

Teach children the importance of ... scrubbing the fingernails and bathing after treatment is important to help prevent reinfection and spread of pinworms.

This is why pinworms are spread so easily among young children. Tapeworms can live ... They inject a treatment into the cyst to kill it. Then, they remove all of the fluid in the cyst.