The folding technique for megaureter surgery achieved a success rate of 94.6 per cent in 74 megaureters. In this series failure to correct reflux was noted in only 3 ureters and only 1 obstruction resulted. This operation theoretically preserves lower ureteral blood supply, eliminates suture line leakage and prolonged stenting, and is a model of cost-effectiveness.
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Richard M. Ehrlich (1985) studied this question.
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