目的探讨3种外科疗法治疗老年胆囊结石并发肝外胆管结石病人的疗效与并发症。方法选取我院2016年7月至2019年6月收治的178例胆囊结石并发肝外胆管结石的老年病人作为研究对象,其中63例采用腹腔镜胆囊切除术联合腹腔镜胆总管探查术(LC+LC...目的探讨3种外科疗法治疗老年胆囊结石并发肝外胆管结石病人的疗效与并发症。方法选取我院2016年7月至2019年6月收治的178例胆囊结石并发肝外胆管结石的老年病人作为研究对象,其中63例采用腹腔镜胆囊切除术联合腹腔镜胆总管探查术(LC+LCBDE),61例采用内镜逆行胰胆管造影联合腹腔镜胆囊切除术(ERCP+LC),54例采用胆囊切除术联合胆总管探查术(OC+OCBDE),对3种术式治疗前后病人的肝功能、手术情况及并发症发生情况进行比较分析。结果3组病人术后5 d AST、ALT以及总胆红素等肝功能指标均较术前明显降低(P<0.05);3组肝功能差异无统计学意义(P>0.05)。OC+OCBDE组手术时间较LC+LCBDE组和ERCP+LC组明显缩短(P<0.05),OC+OCBDE组术中出血量、肛门排气时间以及住院时间均较LC+LCBDE组和ERCP+LC组明显增加(P<0.05)。LC+LCBDE组、ERCP+LC组和OC+OCBDE组术后并发症的发生率分别为7.94%、21.31%和25.93%,组间比较差异具有统计学意义(P<0.05)。结论3种外科疗法治疗胆囊结石并发肝外胆管结石均可有效清除结石,改善肝功能,其中OC+OCBDE术式在缩短手术时间上具有一定的优势,LC+LCBDE术式发生术后并发症的风险最小。展开更多
[Objective]The research aimed to study synthesis of the TiO2 photocatalyst modified by Fe/C and photodegradation of 4-t-octylphenol.[Method]Fe/C modified TiO2 photocatalyst was made by sol-gel and solvothermal synthes...[Objective]The research aimed to study synthesis of the TiO2 photocatalyst modified by Fe/C and photodegradation of 4-t-octylphenol.[Method]Fe/C modified TiO2 photocatalyst was made by sol-gel and solvothermal synthesis methods.4-t-octylphenol as test object,photocatalytic performance of the catalyst was investigated.Influences of the Fe doping amount,catalyst amount,pH and sun-light irradiation on reaction were discussed.Moreover,catalyst performance under the condition of interfering ion existence was studied.[Result]When Fe/C doping amount was 0.6%,under the reaction condition of 25 ℃,pH =9.0,300 W mercury lamp and 1.0 g/L of catalyst amount,4-t-octylphenol concentration decreased from 1.00 to 0.02 mg/L by degradation for 100 min.Rises of pH and light intensity could improve catalyst efficiency.The existences of Na ＋,K ＋ and Ca2＋ had no effect on degradation activity of the catalyst.[Conclusion]Fe/C modified TiO2 photocatalyst had better degradation effect on environmental hormone in the sewage.展开更多
文摘目的探讨3种外科疗法治疗老年胆囊结石并发肝外胆管结石病人的疗效与并发症。方法选取我院2016年7月至2019年6月收治的178例胆囊结石并发肝外胆管结石的老年病人作为研究对象,其中63例采用腹腔镜胆囊切除术联合腹腔镜胆总管探查术(LC+LCBDE),61例采用内镜逆行胰胆管造影联合腹腔镜胆囊切除术(ERCP+LC),54例采用胆囊切除术联合胆总管探查术(OC+OCBDE),对3种术式治疗前后病人的肝功能、手术情况及并发症发生情况进行比较分析。结果3组病人术后5 d AST、ALT以及总胆红素等肝功能指标均较术前明显降低(P<0.05);3组肝功能差异无统计学意义(P>0.05)。OC+OCBDE组手术时间较LC+LCBDE组和ERCP+LC组明显缩短(P<0.05),OC+OCBDE组术中出血量、肛门排气时间以及住院时间均较LC+LCBDE组和ERCP+LC组明显增加(P<0.05)。LC+LCBDE组、ERCP+LC组和OC+OCBDE组术后并发症的发生率分别为7.94%、21.31%和25.93%,组间比较差异具有统计学意义(P<0.05)。结论3种外科疗法治疗胆囊结石并发肝外胆管结石均可有效清除结石,改善肝功能,其中OC+OCBDE术式在缩短手术时间上具有一定的优势,LC+LCBDE术式发生术后并发症的风险最小。
基金Supported by National Natural Science Foundation Item (41076097,41006097,41106113)Innovation Engagement Fund of Yangzhou University (2011CXJ032,2011CXJ036)
文摘[Objective]The research aimed to study synthesis of the TiO2 photocatalyst modified by Fe/C and photodegradation of 4-t-octylphenol.[Method]Fe/C modified TiO2 photocatalyst was made by sol-gel and solvothermal synthesis methods.4-t-octylphenol as test object,photocatalytic performance of the catalyst was investigated.Influences of the Fe doping amount,catalyst amount,pH and sun-light irradiation on reaction were discussed.Moreover,catalyst performance under the condition of interfering ion existence was studied.[Result]When Fe/C doping amount was 0.6%,under the reaction condition of 25 ℃,pH =9.0,300 W mercury lamp and 1.0 g/L of catalyst amount,4-t-octylphenol concentration decreased from 1.00 to 0.02 mg/L by degradation for 100 min.Rises of pH and light intensity could improve catalyst efficiency.The existences of Na ＋,K ＋ and Ca2＋ had no effect on degradation activity of the catalyst.[Conclusion]Fe/C modified TiO2 photocatalyst had better degradation effect on environmental hormone in the sewage.
