Ver el código de «Enterobius»

==Background==
[[File:Pinworm.jpg|thumb|Two pinworms next to a ruler: The markings are 1 mm apart.]]
*Colloquially known as Pinworm (United States), Treadworm (UK and Australia) or Seatworm
**Medical infectious name: Enterobiasis
*Worldwide distribution
*Risk factors (prevalence can reach up to 50% in these populations):
**Age under 18
**Institutionalized 
**Cohabitation with infected individual
*Humans only known reservoir
*Transmitted by fecal-oral route
*Can survive outside of body for up to 3 weeks

==Clinical Features==
*[[Pruritus ani]] (intense itching of the perianal region)
**Worse at night
*Rarer symptoms include [[abdominal pain]], [[appendicitis]] and [[vulvovaginitis]] or [[dysuria]] in females

==Differential Diagnosis==
*Idiopathic pruritus ani
*Rectal tenesmus
{{Helminth Types}}

==Evaluation==
*Tape test 
**Most common
**Touch transparent tape to the perianal region and examine for eggs under the microscope
*Can also test by examining scrapings under patient's fingernails or examining perianal region 2-3 hours after patient falls asleep
*Stool analysis does not work because of low egg burden in stool

==Management==
===Management===
{{Pinworms Treatment}} 
*All family members should be treated at the same time
===Prevention===
*Carefully hand washing after using the toilet, and before and after eating
*Thoroughly launder all bedding, clothing, and toys to destroy any lingering eggs
*Launder all bedding every 3-7 days for three weeks
*Wash underwear and pajamas daily for two weeks

==External Links==
*[http://www.cdc.gov/parasites/pinworm/ CDC: Enterobiasis]

==See Also==
*[[Parasites]]
*[[Pruritus ani]]

==References==
<references/>

[[Category:ID]]
[[Category:Tropical Medicine]]
[[Category:GI]]