Anal margin

Dr Daniel J Bell and Dr Amir Rezaee et al.

Anal margin or perianal skin is arbitrarily defined as a skin tissue with a radius of 5 cm from the anal verge, consisting of keratinizing squamous epithelial tissue containing hair follicles. A radius of 5 cm approximately equates to a circle of area of 78.5 cm2 centered on the anal verge.

See also

Article information

rID: 50207
Section: Anatomy
Synonyms or Alternate Spellings:
  • Perianal skin
  • Anal margins

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