night anus scratch


Pinworms are small, thin, white roundworms called Enterobius vermicularis that can live in the colon and rectum of humans. Pinworm infection is the most common worm infection, affecting people of all ages and socioeconomic levels. The infection is spread through the transfer of infective pinworm eggs from the anus to someone’s mouth. Symptoms include itching around the anus and difficulty sleeping.