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Image: Small-Bowel Follow-Through of Crohn Disease Showing String Sign - Merck Manuals Professional Edition
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![Crohn disease - rosethorn ulcers - Radiology at St. Vincent's University Hospital | Crohns disease, Crohns, Ulcers Crohn disease - rosethorn ulcers - Radiology at St. Vincent's University Hospital | Crohns disease, Crohns, Ulcers](https://i.pinimg.com/originals/95/86/bd/9586bda5fd666e7d44cdd816597ec0e5.jpg)
Crohn disease - rosethorn ulcers - Radiology at St. Vincent's University Hospital | Crohns disease, Crohns, Ulcers
![Let's Talk Medicine on Twitter: "String sign: Thin column of barium leaking. #LTMed https://t.co/qN9blPaHhp" / Twitter Let's Talk Medicine on Twitter: "String sign: Thin column of barium leaking. #LTMed https://t.co/qN9blPaHhp" / Twitter](https://pbs.twimg.com/media/DeJ5oSBWsAAakDx.jpg)