Arquivos de Gastroenterologia
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- Ebsconet and Ebscoatoz
[Health technology assessment: II. Cost effectiveness analysis].
We review the concepts of cost-effectiveness analysis, the steps involved in performing such analysis, and the criteria most frequently used to critically review the results....
Is dynamic two-dimensional anal ultrasonography useful in the assessment of anismus? A comparison with manometry.
Anismus is a prevalent functional cause of outlet delay. It is characterized by symptoms of obstructed defecation associated with paradoxical contraction of the pelvic floor muscles. To evaluate the ability of two dimensional anal ultrasonography to identify anismus patients with paradoxical contrac...
[Trajectory and disadvantage of an speciality medical society].
[The ethics of writing a scientific paper].
[Alpha-interferon versus peg-interferon associated to ribavirin in the treatment of genotype 1 hepatitis C virus and human immunodeficiency ...
Eighty one patients were evaluated, 22 treated with IFN+RBV and 59 treated with PEG+RBV. Both were similar relating to age, gender, weight, CD4 cell count and fibrosis grade. Those treated with IFN+RBV presented a greater proportion of A2+A3 patients than those treated with PEG+RBV (P<0.01). The sus...
[Helicobacter pylori and peptic disease: comparative study of the diagnostic methods].
Prospective endoscopic study of 150 patients revealed chronic gastritis in 109 (72.6%), gastric ulcer in 6 (4%), chronic duodenitis in 9 (6%) and duodenal ulcer in 26 (17.4%). Searching for Helicobacter pylori, positive urease test was observed in 103 (68.67%), histologic evidence in 104 (69.33%) an...
Gallstones in children with sickle cell disease followed up at a Brazilian hematology center.
The frequency of cholelithiasis in the study population was 45%. One-third of the patients were diagnosed before 10 years of age. Patients with the SS homozygous or Sb heterozygous phenotype were at a higher risk for the development of cholelithiasis than patients with sickle cell disease. About 50%...
[Evaluation of hepatic resection for hepatocellular carcinoma on cirrhotic livers].
In the cases studied, patients had an average age of 62.09 years, being 17 of them male. In 10 cases the liver cirrhosis was associated to the hepatitis C chronic infection; in 4 cases there was a combination of chronic ingestion of ethanol and the hepatitis C virus; in 3 cases there was an associat...
[Short-term and long-term postoperative complications after ileal pouch-anal anastomosis in familial adenomatous polyposis].
The morbid-mortality was similar to the literatures data and it is acceptable for a complex surgery in two terms like the ileal reservoir-anal anastomosis. The small-bowel obstruction was the most frequent complication. However, ischemia of the reservoir, pouchitis and pelvic sepsis were important c...
[Weight, educational achievement, basic sanitation, alcoholism, smoking and eating habit in patients with gastric cancer].
Forty two patients were men, the mean age were 60 years old. The actual weight and body mass index of the patients were smaller when compared to the controls. Within the group of patients with gastric cancer, 21 never attended school, and for those who attended, 55% did not finish the elementary sch...