Characteristics of pinworms
There are many intestinal worms that can measure from a few millimeters to 1 meter. The most common ones are pinworms (Enterobius vermicularis), white worms up to 1 cm in length. They can infect any person on the planet, although they use to infect children
Pinworms, also called threadworms or seat worms, are worms that live in the human intestine. The females lay their eggs in the anus, especially at night. The movements of these worms in the margins of the anus are the cause that people infected experience a intense itching. This often leads them to scratch the itching area which , in addition to subsequent contamination, produces erosion in the area that can can become infected.