Journal of Capital Medical University ›› 2014, Vol. 35 ›› Issue (5): 621-625.doi: 10.3969/j.issn.1006-7795.2014.05.020

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Analysis of complications after placing fully covered self-expanding metal stent in patients with esophageal benign strictures

Yang Ling, Hao Xiaowen, Li Peng, Zhang Shutian   

  1. Department of Gastroenterology, Beijing Friendship Hospital, Capital Medical University, Beijing 100050, China
  • Received:2014-07-30 Online:2014-10-21 Published:2014-10-20
  • Supported by:

    This study was supported by Research Found of China-Japan Fiendship Hospital (2010-MS-05).

Abstract:

Objective To investigate the complications and prevention and control strategy after placing fully covered self-expanding metal stent for esophageal benign strictures. Methods A retrospective analysis was conducted in 40 patients with esophageal benign strictures after placing fully covered self-expanding metal stent. Results All cases with esophageal benign strictures had different levels of dysphasia, which was significantly improved after placing fully covered self-expanding metal stent. The main complications were: stent malapposition in 12 cases (malapposition frequency is 22), tissue overgrowth of stent in 9 cases (among them, 7 had difficult stent-removing), upper gastrointestinal bleeding in 2 cases (including one case who died of airway obstruction with esophageal arteries active bleeding), food obstruction in 2 cases in stent combined with dysphagia, 1 case failed to tolerate with the stent because of difficulty in breathing, and 1 case developed esophageal-tracheal fistula. Conclusion Complications are common in patients with esophageal benign strictures after placing fully covered self-expanding metal stent. Careful consideration is needed for this kind of diseases.

Key words: esophageal stent, esophageal benign stricture, complication

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