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Insights into Imaging
Fig. 9 | Insights into Imaging

Fig. 9

From: Role of magnetic resonance imaging in the management of perianal Crohn’s disease

Fig. 9

Partial response after anti-TNF therapy. a Axial T2-weighted sequences at baseline show a complex bilateral trans-sphincteric fistula with posterior “horseshoe” fluid. Hyperintense paths are present both near the external opening and at the intersphincteric level (arrows). b Axial T2-weighted sequences after 24 weeks of treatment reveal that the distal part of the fistula shows signs of healing (hypointensity); however, the intersphincteric fluid collection persists (arrow)

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