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A 22-year-old man with reactivation of Crohn’s disease, presenting as a new enterocutaneous fistula. B-mode US with linear transducer (first picture) shows the presence of a fistulous trait between the skin and a superficial collection (arrows). Axial not-enhanced CT scan (second picture) revealed the course of the fistula, demonstrating communication between the bowel loops and the skin, together with a small collection (circle).
