Anus

• congenital pouch colon
  18 December 2005

  CPC

• rectoperineal fistula
  12 December 2005

  Association
  imperforate anus
  Etiology (Exemples)
  Townes-Brocks syndrome

• rectovaginal fistula
  12 December 2005

  recto-vaginal fistula

• anterior anus
  12 December 2005

  anterior placement of anus

• anal stenosis
  12 December 2005

  Etiology (Exemples)
  Townes-Brocks syndrome
  See also
  anus anal malformations anal anomalies

• rectourethral fistula
  6 April 2005

  recto-urethral fistula

• perianal sinus
  14 March 2005

  Differential diagnosis
  anal canal duplication

• fistula-in-ano abscess
  14 March 2005
• anal canal duplication
  14 March 2005

  ACD, anal duplication

• anus
  14 March 2005

  Adj. anal - Anal canal WKP PO
  Definition: The anal canal extends from the anorectal junction to the anal margin.
  The dentate line marks the junction between squamous and mucosal epithelium in the anal canal. Immediately above the dentate line there is a zone of transitional epithelium. Below the dentate line, the canal is lined by non-keratinising squamous epithelium, which merges with the perianal skin.
  The anal margin is the pigmented skin immediately surrounding the anal orifice. (...)

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