37 research outputs found

    Effect of ursodeoxycholic acid treatment on alanine aminotransferase and gamma-glutamyltranspeptidase serum levels in patients with hypertransaminasemia. Results from a double-blind controlled trial.

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    The ability of ursodeoxycholic acid (UDCA, 600 mg/day) to lower alanine aminotransferase (ALT) blood levels in blood donors rejected for donation because of fluctuating hypertransaminasemia was evaluated in a randomized, controlled, double-blind clinical trial vs. placebo. All subjects with ALT values at least twice the normal upper limit in at least two out of three previous checks (the last one not more than 1 month previously) were admitted to the study. Checks were carried out 1, 2 and 3 months after the admission. 59 out of 65 patients completed the study. Although all patients were asked to abstain from alcohol, more than 50% of them in both groups had basal gamma-glutamyltransferase (gamma-GT) values higher than normal. After 1 month of treatment and throughout its duration, UDCA was effective in lowering ALT in all patients (30% decrease with respect to the basal value) and, especially, in lowering gamma-GT in those patients with elevated levels (50% decrease with respect to the basal value). This decrease was significantly different from the spontaneous 10% decrease of the ALT and gamma-GT levels observed in the placebo group. 3 months after suspension of therapy a rebound of both ALT and gamma-GT to values comparable to the basal ones or even higher was found only in UDCA-treated patients. We conclude that the short-term administration of UDCA is free of hepatotoxic effects and could be useful in lowering ALT and gamma-GT serum levels. The real significance of UDCA treatment in the natural history of chronic liver diseases deserves further investigation

    Susceptibility of chronic symptomless HBsAg carriers to ethanol-induced hepatic damage.

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    To investigate the susceptibility of chronic symptomless HBsAg carriers to the hepatotoxic effect of ethanol 296 such carriers were followed up for 3 1/2 years with repeated biochemical and clinical examinations. A control group of HBsAg-negative blood donors matched by age, sex, occupation, duration and type of ethanol intake, and state of nutrition were followed up for the same period. Chronic symptomless HBsAg carriers seemed to be at risk of hepatic abnormalities when drinking an amount of ethanol which was harmless for HBsAg-negative subjects (less than 80 g). It may therefore be advisable to suggest complete abstinence from ethanol for HBsAg carriers

    Gastrointestinal endoscopy and HBV infection: no evidence for a causal relationship. A prospective controlled study.

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    The importance of the different endoscopic procedures in the transmission of hepatitis B was investigated prospectively by following up for 6 months all HBV-negative patients endoscoped from April to October 1981. A group of patients admitted in the same period to our unit constituted the control group. Controls were obtained after 1, 3, and 6 months from endoscopy. Infection rate was 1% for the control group and 0.45% for the endoscopy group. The difference is not statistically significant. These results strongly support the view, already present on an uncontrolled basis in the literature, that transmission of hepatitis B is not associated with gastrointestinal endoscopy
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