Purpose: We evaluated the effectiveness of balloon dilatation and bougienage of post operative anastomotic str icture of upper G-I tract Materials and Methods: We performed 22 balloon dilatation and 24 Bougienage in 40 patients of post operative anastomotic stricture. The causes of operation were esophageal cancer(n=20) , stomach cancer(n=16) , laryngeal cance r( n =2) , chemical(n=2) strictures Results : Successful dilatations of the anastomotic site stricture were achieved during the

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... in 38 patients(95 %). There was one case of esophageal perforation as a c omplication . Conclusion: Esophageal balloon dilatation and Bougienage are safe and effective method for post operative anastomotic site stricture of upper G-I tract.