Fig. 1. (A) Barium enema shows incomplete expansion of a Wallstent placed in the rectosigmoid area (arrow). Note the severe curvature of the colon distal to the stent. (B) Radiograph shows better stent expansion after placement of a coaxial stent (arrows).

Gastrointestinal Intervention 2016;5:138~148 https://doi.org/10.18528/gii160005

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