| Summary: | 碩士 === 國立臺灣大學 === 公共衛生碩士學位學程 === 101 === According to past research found that eradication of H. pylori infection can solve ulcer, duodenal ulcer and non-ulcer dyspepsia, more importantly, can prevent the occurrence of gastric cancer. However, studies have shown that eradication of infection can only slow gastrointestinal symptoms originally reflux related diseases has not been resolved.Most of the developed countries, the report of the study the recurrence rate of about <1% in most of the developing countries, but showed a higher recurrence rate. Reinfection rates differ due to the prevalence of H. pylori in various countries as well as the health environment, local epidemiological survey in order to understand their own re-infection rates. Recurrence of H. pylori in developed countries, is usually identified as "relapse" research in developing countries Helicobacter pylori recurrence of the main reasons is the "re-infection", past studies have shown that long-term use of antimicrobial therapy may be associated with pyloric pylori eradication rate, mainly because of antibiotic resistance. So we can investigate the resistance of gastrointestinal bacteria Tsung impact factor, to assist in the understanding of H. pylori recurrence / reinfection, whether associated with long-term use of antibiotics.
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