Axial STIR
Modality: MRI (STIR)

- “ Two working classifications of perianal fistulae: St James’s University Hospital Classification and Parks classification ”

Used in the following article:

  • Perianal fistula - “ Perianal fistula (or fistula-in-ano) (plural: fistulae or fistulas) is the presence of a fistulous tract across/between/adjacent to the anal sphin...”

View full size version of Perianal fistula (grade 4): transsphincteric

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