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Objective To analyze the epidemiological characteristics of varicella in Huai'an City, Jiangsu Province from 2013-2022, and to provide a scientific basis for formulating effective prevention and control strategies for varicella in Huai'an City. Methods Descriptive epidemiological methods were used to analyze the data of 2013-2022 varicella cases in Huai'an City from China Disease Prevention and Control Information System and the varicella epidemic data from the public health emergency reporting management information system. Results A total of 32 325 varicella cases were reported during 2013-2022. The overall incidence rate showed an upward trend, with an obvious seasonal high incidence in winter and spring. The incidence rate in the central urban areas of all districts and counties was relatively higher. The ratio of male to female in reported cases was 1.16:1. The most cases were people aged 5-9 years old, accounting for 39.43% of the total number of cases. In terms of occupational distribution, students predominated, accounting for 54.77% of the total number of cases. From 2013 to 2022, a total of 70 public health outbreaks of varicella were reported in Huai'an, with the majority (45) occurring in primary schools, accounting for 64.29% of the total. Conclusion After the introduction of varicella into the national planned immunization program in 2023, it is recommended to increase the publicity of vaccination, carry out universal vaccination of varicella vaccine for high-risk groups such as students, and particularly increase the second dose coverage of varicella vaccine.
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Objective To discuss the etiological factor,diagnosis and treatment of gastroduodenal perforation.Methods The clinical datas of 198 cases in our hospital were submitted to a retrospective study.Results There were 44 cases of gastric ulcer,146 cases of gastric ulcer and 8 cases of gastric cancer,while 192 were cured,6 died.196 cases accepted operation(188 with gastroduodenal neoplasty and 8 with subtotal gastrectomy),while 2 were treated by conservative therapy.Conclusion Peptic ulcer is the principal etiological factor of gastroduodenal perforation,and inject air into gastroinotestinal tract with a gastric tube can increase the diagnostic rate.The neoplasty still remain to be a modus operandi of gastroduodenal perforation.