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Self-expandable metal stents
1Department of Gastroenterology and Hepato-pancreatology, Erasme University Hospital, Brussels, Belgium.
Bailliere'S Best Practice & Research. Clinical Gastroenterology
|October 13, 2000
Summary
Self-expandable metal stents effectively palliate malignant esophageal and biliary strictures. They offer fewer complications and longer patency compared to plastic stents, improving patient outcomes.
Area of Science:
- Gastroenterology
- Interventional Endoscopy
- Oncology
Background:
- Malignant strictures in the esophagus and biliary tract often require palliative treatment.
- Self-expandable metal stents (SEMS) are a common intervention for these conditions.
- Comparison with plastic stents highlights advantages of SEMS.
Purpose of the Study:
- To review available SEMS models and their insertion techniques.
- To evaluate clinical outcomes, focusing on 'global success'.
- To provide recommendations for SEMS selection based on literature and clinical experience.
Main Methods:
- Literature review of clinical results for various SEMS models.
- Analysis of insertion techniques.
- Definition and assessment of 'global success' (no further interventions needed).
Main Results:
- SEMS demonstrate advantages over plastic stents in palliation.
- Lower complication rates for esophageal SEMS.
- Longer patency durations for biliary SEMS.
- Varied 'global success' rates reported across different SEMS models.
Conclusions:
- SEMS are a valuable tool for palliation of malignant esophageal and biliary strictures.
- Careful selection of SEMS model is crucial for optimal patient outcomes.
- Further research may refine recommendations for specific SEMS types.