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  Indian J Med Microbiol
 

Figure 2: Grade 2 linear nonbranching left intersphincteric fistulous track starting at the perianal skin at 3 o'clock, passing upward, anteriorly and medially, in the intersphincteric space (arrow) to end at 2 o'clock location of the anal canal (arrowhead). Small intersphincteric abscess and signs of tissue inflammation and active sepsis could be seen (asterisk). (a and b) Coronal T2 fat saturation images. (c and d) Axial T1 postcontrast images.

Figure 2: Grade 2 linear nonbranching left intersphincteric fistulous track starting at the perianal skin at 3 o'clock, passing upward, anteriorly and medially, in the intersphincteric space (arrow) to end at 2 o'clock location of the anal canal (arrowhead). Small intersphincteric abscess and signs of tissue inflammation and active sepsis could be seen (asterisk). (a and b) Coronal T2 fat saturation images. (c and d) Axial T1 postcontrast images.