Until now, no study has evaluated the potential treatment-induced changes of the mucosal lesions located in the SB with a capsule and no comparison between the capsule and the ileocolonoscopy has been conducted in the evaluation of the TI which is the segment analyzable by both techniques. For the patients, demonstrate that the capsule is usable to evaluate the mucosal healing, would be a considerable benefit knowing that the capsule do not necessitate an arduous bowel cleansing and a sedation or a general anesthesia.