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Imaging of Anal Fistula
Dr Sue Roach
Pre-operative confirmation of fistula complexity has been shown to facilitate surgical planning of sphincter saving techniques and to reduce the incidence of unidentified sepsis, which is the leading cause of fistula recurrence .
Beets-Tan RGH, Beets GL, Gerritsen van der Hoop A. et al. Preoperative MR Imaging of Anal Fistulas: Does it Really Help the Surgeon? Radiology 2001; 218:75-84
Morris J, Spencer JA, Ambrose S. MR Imaging Classification of Perianal Fistulas and Its implications for Patient Management. Radiographics 2000; 20:623-635
% of patients