volume 21, issue 5, P348-353 2006
DOI: 10.1590/s0102-86502006000500013
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Abstract: ABSTRACTPurpose: To evaluate, in dogs, the biliary sphincter subjected to dilation by hydrostatic balloon by the point of view of structural alterations of the papilla and the biochemestry and bacterial contamination of the bile. Methods: Twenty dogs were submitted to laparotomy, duodenotomy, and enlargement of the major duodenal papilla-GA(n=10) -with balloon of 8mm inflated with pressure of 0,5atm, during 2 minutes or to the sham procedure -GB(n=10). Blood samples collected on times t(0day), t(7days) and t(…

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