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BACKGROUND The optimal second-line treatment after failed Helicobacter pylori therapy has not been established. AIMS To ascertain whether quadruple therapy or triple therapy with omeprazole, clarithromycin and amoxicillin is the superior re-treatment after triple therapy containing a macrolide and a nitroimidazole, and to determine the impact of microbial(More)
AIMS We investigated the diagnostic properties of the (13)C-urea breath test ((13)C-UBT) prospectively. These are well validated in nonresected patients before and after treatment of Helicobacter pylori infection but not in patients with partial gastric resection due to peptic ulcer disease. METHODS Hospitalized patients with previous gastric resection(More)
In 17 patients (8 men, 9 women; mean age 61.5 years) with problematic bile-duct stones (papilla endoscopically inaccessible, residual bile-duct stones after recent laparoscopic cholecystectomy or age below 25 years) the chances of successful treatment by ESWL without sphincterotomy were examined. In 15 patients with solitary stones measuring up to 14 mm(More)
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