Epidemiology

Incidence is around 1 in 350 adults.[1] It is equally common in men and women, and often affects young adults aged 15 to 40, although it may be seen in older adults. It may also occur in children due to poor toileting.[4]

BMJ Best Practice is an evidence-based point of care tool for healthcare practitioners.

To continue reading and access all of BMJ Best Practice's pages you'll need to log in or start a free trial.

You can access through your institution if your hospital, university, trust or other institution provides access to BMJ Best Practice through either OpenAthens or Shibboleth.

Use of this content is subject to our disclaimer