Large esophageal fistula closure using an over-the-scope clip: two unique cases.

Surgical repair of esophageal fistulas is complex and carries a high degree of morbidity. Endoscopic management is preferred but has been limited to closure of small fistulas in the past. The over-the-scope clip system has been used as an effective method for closure of gastrointestinal perforations. Only a few reports have shown the successful use of the over-the-scope clip system for closure of fistulas. The following are 2 unique cases of successful endoscopic esophageal fistula closure using the over-the-scope clip system.