目的以《中国医院质量安全管理第4-8部分:医疗管理医院感染管理》对于结肠手术的影响为例,评估《中国医院质量安全管理》团体标准应用对于外科手术服务质量的影响及其实施效果。方法以医院信息系统为依托,分别提取2018年10月1日-2019年9...目的以《中国医院质量安全管理第4-8部分:医疗管理医院感染管理》对于结肠手术的影响为例,评估《中国医院质量安全管理》团体标准应用对于外科手术服务质量的影响及其实施效果。方法以医院信息系统为依托,分别提取2018年10月1日-2019年9月30日(标准实施前)与2019年10月1日-2020年9月30日(标准实施后)结肠手术患者数据,分析与比较患者年龄、共病等基础特征,并采用间断性时间序列分析(ITSA),评估标准实施对于不良事件、住院时长的影响。结果研究共纳入4442例结肠手术患者,其中标准实施前的患者为2936例,实施后的患者为1506例。单因素分析显示,与标准实施前相比,标准实施后的结肠手术患者共病指数较高(2.25±4.95 vs 3.95±6.14,P<0.0001),恶性肿瘤患病率较高(14.03%vs 26.10%,P<0.0001),平均住院日增加(10.95±8.52 vs 13.29±9.50,P<0.0001),但不良事件发生率并未提高(1.12%vs 0.86%,P=0.4164)。ITSA显示,标准实施后,不良事件发生率与住院时长均无显著增加。结论医院质量安全管理标准的实施可在一定程度上应对患者病情的加重对于临床结局造成的负面影响,保障医疗服务的质量安全。展开更多
BACKGROUND Hemorrhage associated with varices at the site of choledochojejunostomy is an unusual,difficult to treat,and often fatal manifestation of portal hypertension.So far,no treatment guidelines have been establi...BACKGROUND Hemorrhage associated with varices at the site of choledochojejunostomy is an unusual,difficult to treat,and often fatal manifestation of portal hypertension.So far,no treatment guidelines have been established.CASE SUMMARY We reported three patients with jejunal varices at the site of choledochojejun-ostomy managed by endoscopic sclerotherapy with lauromacrogol/α-butyl cyanoacrylate injection at our institution between June 2021 and August 2023.We reviewed all patient records,clinical presentation,endoscopic findings and treatment,outcomes and follow-up.Three patients who underwent pancre-aticoduodenectomy with a Whipple anastomosis were examined using conven-tional upper gastrointestinal endoscopy for suspected hemorrhage from the afferent jejunal loop.Varices with stigmata of recent hemorrhage or active he-morrhage were observed around the choledochojejunostomy site in all three patients.Endoscopic injection of lauromacrogol/α-butyl cyanoacrylate was carried out at jejunal varices for all three patients.The bleeding ceased and patency was observed for 26 and 2 months in two patients.In one patient with multiorgan failure and internal environment disturbance,rebleeding occurred 1 month after endoscopic sclerotherapy,and despite a second endoscopic sclero-therapy,repeated episodes of bleeding and multiorgan failure resulted in eventual death.CONCLUSION We conclude that endoscopic sclerotherapy with lauromacrogol/α-butyl cyanoac-rylate injection can be an easy,effective,safe and low-cost treatment option for jejunal varicose bleeding at the site of choledochojejunostomy.展开更多
BACKGROUND The study on predicting the differentiation grade of colorectal cancer(CRC)based on magnetic resonance imaging(MRI)has not been reported yet.Developing a non-invasive model to predict the differentiation gr...BACKGROUND The study on predicting the differentiation grade of colorectal cancer(CRC)based on magnetic resonance imaging(MRI)has not been reported yet.Developing a non-invasive model to predict the differentiation grade of CRC is of great value.AIM To develop and validate machine learning-based models for predicting the differ-entiation grade of CRC based on T2-weighted images(T2WI).METHODS We retrospectively collected the preoperative imaging and clinical data of 315 patients with CRC who underwent surgery from March 2018 to July 2023.Patients were randomly assigned to a training cohort(n=220)or a validation cohort(n=95)at a 7:3 ratio.Lesions were delineated layer by layer on high-resolution T2WI.Least absolute shrinkage and selection operator regression was applied to screen for radiomic features.Radiomics and clinical models were constructed using the multilayer perceptron(MLP)algorithm.These radiomic features and clinically relevant variables(selected based on a significance level of P<0.05 in the training set)were used to construct radiomics-clinical models.The performance of the three models(clinical,radiomic,and radiomic-clinical model)were evaluated using the area under the curve(AUC),calibration curve and decision curve analysis(DCA).RESULTS After feature selection,eight radiomic features were retained from the initial 1781 features to construct the radiomic model.Eight different classifiers,including logistic regression,support vector machine,k-nearest neighbours,random forest,extreme trees,extreme gradient boosting,light gradient boosting machine,and MLP,were used to construct the model,with MLP demonstrating the best diagnostic performance.The AUC of the radiomic-clinical model was 0.862(95%CI:0.796-0.927)in the training cohort and 0.761(95%CI:0.635-0.887)in the validation cohort.The AUC for the radiomic model was 0.796(95%CI:0.723-0.869)in the training cohort and 0.735(95%CI:0.604-0.866)in the validation cohort.The clinical model achieved an AUC of 0.751(95%CI:0.661-0.842)in the training cohort and 0.676(95%CI:0.525-0.827)in the validation cohort.All three models demonstrated good accuracy.In the training cohort,the AUC of the radiomic-clinical model was significantly greater than that of the clinical model(P=0.005)and the radiomic model(P=0.016).DCA confirmed the clinical practicality of incorporating radiomic features into the diagnostic process.CONCLUSION In this study,we successfully developed and validated a T2WI-based machine learning model as an auxiliary tool for the preoperative differentiation between well/moderately and poorly differentiated CRC.This novel approach may assist clinicians in personalizing treatment strategies for patients and improving treatment efficacy.展开更多
目的探究结直肠息肉内镜下黏膜切除术(EMR)与冷圈套息肉切除术(CSP)治疗肠息肉完整切除率及对炎症因子表达的影响。方法选取夏邑县人民医院2108年12月至2022年4月收治的结直肠息肉患者53例为研究对象,依据手术方式不同分为研究组25例与...目的探究结直肠息肉内镜下黏膜切除术(EMR)与冷圈套息肉切除术(CSP)治疗肠息肉完整切除率及对炎症因子表达的影响。方法选取夏邑县人民医院2108年12月至2022年4月收治的结直肠息肉患者53例为研究对象,依据手术方式不同分为研究组25例与对照组28例。研究组采用EMR,对照组采用CSP,观察2组息肉完整切除率和手术前、手术后1 d 2组患者的血清疼痛因子[(前列腺素E2(PGE2)和物质P(SP)]、儿茶酚胺类代谢产物[肾上腺素(E)、去甲肾上腺素(NE)和皮质醇(Cor)]、血管内皮生长因子(VEGF)和血栓素B2(TXB2)水平。结果研究组完整切除率与对照组比较,差异无统计学意义(96.00%比92.86%,P>0.05);2组术前血清PGE_(2)、SP、E、Cor、NE、VEGF和TXB2水平比较差异均无统计学意义(P>0.05);术后1 d,研究组PGE_(2)、SP、E、Cor、NE、VEGF和TXB2水平均低于对照组(P<0.05)。结论结直肠息肉EMR与CSP治疗结直肠息肉的完整切除率均高,疗效相似,但EMR在改善血清疼痛因子、应激反应产物、血管内皮生长因子和血栓素B2水平方面优于CSP。展开更多
文摘目的以《中国医院质量安全管理第4-8部分:医疗管理医院感染管理》对于结肠手术的影响为例,评估《中国医院质量安全管理》团体标准应用对于外科手术服务质量的影响及其实施效果。方法以医院信息系统为依托,分别提取2018年10月1日-2019年9月30日(标准实施前)与2019年10月1日-2020年9月30日(标准实施后)结肠手术患者数据,分析与比较患者年龄、共病等基础特征,并采用间断性时间序列分析(ITSA),评估标准实施对于不良事件、住院时长的影响。结果研究共纳入4442例结肠手术患者,其中标准实施前的患者为2936例,实施后的患者为1506例。单因素分析显示,与标准实施前相比,标准实施后的结肠手术患者共病指数较高(2.25±4.95 vs 3.95±6.14,P<0.0001),恶性肿瘤患病率较高(14.03%vs 26.10%,P<0.0001),平均住院日增加(10.95±8.52 vs 13.29±9.50,P<0.0001),但不良事件发生率并未提高(1.12%vs 0.86%,P=0.4164)。ITSA显示,标准实施后,不良事件发生率与住院时长均无显著增加。结论医院质量安全管理标准的实施可在一定程度上应对患者病情的加重对于临床结局造成的负面影响,保障医疗服务的质量安全。
文摘BACKGROUND Hemorrhage associated with varices at the site of choledochojejunostomy is an unusual,difficult to treat,and often fatal manifestation of portal hypertension.So far,no treatment guidelines have been established.CASE SUMMARY We reported three patients with jejunal varices at the site of choledochojejun-ostomy managed by endoscopic sclerotherapy with lauromacrogol/α-butyl cyanoacrylate injection at our institution between June 2021 and August 2023.We reviewed all patient records,clinical presentation,endoscopic findings and treatment,outcomes and follow-up.Three patients who underwent pancre-aticoduodenectomy with a Whipple anastomosis were examined using conven-tional upper gastrointestinal endoscopy for suspected hemorrhage from the afferent jejunal loop.Varices with stigmata of recent hemorrhage or active he-morrhage were observed around the choledochojejunostomy site in all three patients.Endoscopic injection of lauromacrogol/α-butyl cyanoacrylate was carried out at jejunal varices for all three patients.The bleeding ceased and patency was observed for 26 and 2 months in two patients.In one patient with multiorgan failure and internal environment disturbance,rebleeding occurred 1 month after endoscopic sclerotherapy,and despite a second endoscopic sclero-therapy,repeated episodes of bleeding and multiorgan failure resulted in eventual death.CONCLUSION We conclude that endoscopic sclerotherapy with lauromacrogol/α-butyl cyanoac-rylate injection can be an easy,effective,safe and low-cost treatment option for jejunal varicose bleeding at the site of choledochojejunostomy.
基金the Fujian Province Clinical Key Specialty Construction Project,No.2022884Quanzhou Science and Technology Plan Project,No.2021N034S+1 种基金The Youth Research Project of Fujian Provincial Health Commission,No.2022QNA067Malignant Tumor Clinical Medicine Research Center,No.2020N090s.
文摘BACKGROUND The study on predicting the differentiation grade of colorectal cancer(CRC)based on magnetic resonance imaging(MRI)has not been reported yet.Developing a non-invasive model to predict the differentiation grade of CRC is of great value.AIM To develop and validate machine learning-based models for predicting the differ-entiation grade of CRC based on T2-weighted images(T2WI).METHODS We retrospectively collected the preoperative imaging and clinical data of 315 patients with CRC who underwent surgery from March 2018 to July 2023.Patients were randomly assigned to a training cohort(n=220)or a validation cohort(n=95)at a 7:3 ratio.Lesions were delineated layer by layer on high-resolution T2WI.Least absolute shrinkage and selection operator regression was applied to screen for radiomic features.Radiomics and clinical models were constructed using the multilayer perceptron(MLP)algorithm.These radiomic features and clinically relevant variables(selected based on a significance level of P<0.05 in the training set)were used to construct radiomics-clinical models.The performance of the three models(clinical,radiomic,and radiomic-clinical model)were evaluated using the area under the curve(AUC),calibration curve and decision curve analysis(DCA).RESULTS After feature selection,eight radiomic features were retained from the initial 1781 features to construct the radiomic model.Eight different classifiers,including logistic regression,support vector machine,k-nearest neighbours,random forest,extreme trees,extreme gradient boosting,light gradient boosting machine,and MLP,were used to construct the model,with MLP demonstrating the best diagnostic performance.The AUC of the radiomic-clinical model was 0.862(95%CI:0.796-0.927)in the training cohort and 0.761(95%CI:0.635-0.887)in the validation cohort.The AUC for the radiomic model was 0.796(95%CI:0.723-0.869)in the training cohort and 0.735(95%CI:0.604-0.866)in the validation cohort.The clinical model achieved an AUC of 0.751(95%CI:0.661-0.842)in the training cohort and 0.676(95%CI:0.525-0.827)in the validation cohort.All three models demonstrated good accuracy.In the training cohort,the AUC of the radiomic-clinical model was significantly greater than that of the clinical model(P=0.005)and the radiomic model(P=0.016).DCA confirmed the clinical practicality of incorporating radiomic features into the diagnostic process.CONCLUSION In this study,we successfully developed and validated a T2WI-based machine learning model as an auxiliary tool for the preoperative differentiation between well/moderately and poorly differentiated CRC.This novel approach may assist clinicians in personalizing treatment strategies for patients and improving treatment efficacy.
文摘目的探究结直肠息肉内镜下黏膜切除术(EMR)与冷圈套息肉切除术(CSP)治疗肠息肉完整切除率及对炎症因子表达的影响。方法选取夏邑县人民医院2108年12月至2022年4月收治的结直肠息肉患者53例为研究对象,依据手术方式不同分为研究组25例与对照组28例。研究组采用EMR,对照组采用CSP,观察2组息肉完整切除率和手术前、手术后1 d 2组患者的血清疼痛因子[(前列腺素E2(PGE2)和物质P(SP)]、儿茶酚胺类代谢产物[肾上腺素(E)、去甲肾上腺素(NE)和皮质醇(Cor)]、血管内皮生长因子(VEGF)和血栓素B2(TXB2)水平。结果研究组完整切除率与对照组比较,差异无统计学意义(96.00%比92.86%,P>0.05);2组术前血清PGE_(2)、SP、E、Cor、NE、VEGF和TXB2水平比较差异均无统计学意义(P>0.05);术后1 d,研究组PGE_(2)、SP、E、Cor、NE、VEGF和TXB2水平均低于对照组(P<0.05)。结论结直肠息肉EMR与CSP治疗结直肠息肉的完整切除率均高,疗效相似,但EMR在改善血清疼痛因子、应激反应产物、血管内皮生长因子和血栓素B2水平方面优于CSP。
