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Abstract Objective： Minimally invasive treatment applied to benign cicatricial pyloric obstruction and duodenal stenosis patients， reduce trauma and complications， improve the quality of life. Method： In our hospital from September 2011 to June 2012 36 cases with the benign cicatricial pyloric obstruction and duodenal stenosis were treated with endoscopic balloon dilatation， and 32 patients were similar to baseline data for the same period surgical operation，all the patients were followed up to December 2014，and compared the prospective efficacy， complications and treatment cost. Result： The balloon dilation group endoscopy 2 weeks postoperatively in 36 patients， pyloric stenosis in patency in 29 cases， 7 cases with again after balloon dilation pyloric stenosis in patency， 1.19 times the average balloon dilatation.Among them 33 cases were markedly effective， effective in 3 cases， the total efficiency was 100%； after treatment
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