Hernando Torres-Zevallos

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Using a previously described technique, "in vitro" determinations were carried out for faecal fermentation (FF): basal faecal fermentation (BFF), i.e, only with faeces, with faeces and lactulose (LFF) and with faeces, lactulose and bismuth subsalicylate (BiLFF) in 34 patients with flatulence. The media+d.s. of the difference between the LFFand BFF levels(More)
Presence of stones in the intrahepatic bile ducts is a common problem especially in East Asia. We report two cases: the first is a man who through several years had repeated episodes of obstructive jaundice. He underwent multiple procedures due to the recurrences. The second case is a woman who had recurrences and serious complications. A detailed(More)
OBJECTIVE To compare prevalences of intestinal helminths and waterborne protozoa in indigenous and settler populations in a remote area of Peru. These populations live in adjacent but segregated small urban villages. METHODS Stool samples were collected from representative members of these two populations and analysed for geohelminths and protozoa. (More)
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