Annotated image
Axial T1 MRI anus
Modality: Annotated image (Axial T1 MRI anus)

- “ The 'anal clock system' is used for the reporting of anorectal pathology, such as fistulae or tumors. For example, ' Thickening of the left lower...”

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 Schematic anorectal clock - for reporting

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