Difference between revisions of "MRI of perianal fistula"

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Revision as of 02:03, 13 July 2019

Author: Rodrigo Horstmann Castilhos [notes 1]


Techinique

  • Edema sequences: STIR, T2 FS
  • Enhancement sequence: T1 FS

Types

  • Intersphincteric
  • Transsphincteric
  • Suprasphincteric
  • Extrasphincteric

Complexity

  • Simple
  • Complex

Characteristics

  • Internal opening: location (clock), high vs low.
  • External opening: location (clock), location (perineum, natal cleft), distance to anal margin
  • Involvement of other structures

Notes

  1. For a full list of contributors, see article history. Creators of images are attributed at the image description pages, seen by clicking on the images. See Radlines:Authorship for details.

References