Figure 1

Image studies of the patient with intestinal tuberculosis initially misdiagnosed as Crohn’s disease. a–c Images for making the initial diagnosis of Crohn’s disease. a Coronal view of abdominal computed tomography showed skip lesions with interrupted dilatation of the small bowel, and one stricture point at the terminal ileum with the dilated proximal intestine (arrow); b Initial barium radiographic study of the intestine showed segmental narrowing of the ileum, which favored post-inflammatory focal stricture (arrow); c Colonoscopic examination showed polypoid lesion at the terminal ileum. d D1 Barium radiographic study of our patient after completion of anti-tuberculous treatment showing patent intestinal structure; D2 Barium radiographic study of another 20-year-old male diagnosed with Crohn’s disease showing typical ileocecal valve involvement with cobblestone appearance.