1.Special application of stone extractor balloon catheter in ERCP for anastomotic biliary stenosis after liver transplantation
Xuan WANG ; Xuewen CHEN ; Jinxin HUANG ; Jiajun CHEN ; Yan QU ; Hao GAO ; Biao GONG ; Xiwen ZHANG ; Fu LI
China Journal of Endoscopy 2024;30(3):7-13
Objective To discuss the application effect of using a stone extractor balloon catheter to assist in crossing the anastomotic stenosis in treatment of anastomotic biliary stenosis after liver transplantation using endoscopic retrograde cholangiopancreatography(ERCP).Methods Clinical data of 48 patients who developed anastomotic biliary stenosis after liver transplantation and underwent ERCP treatment were collected.Upon unsuccessful use of a dilation catheter to cross the stricture,attempts were made to cross the anastomotic biliary stenosis by using a stone extractor balloon catheter.The success rate of the procedure was recorded,intraoperative conditions were observed,treatment outcomes and complications were analyzed.Results The main presenting symptoms in the 48 patients on admission were abdominal discomfort(32 patients),fever(7 patients),pruritus(4 patients),jaundice(3 patients),and no obvious symptoms(2 patients).Preoperative magnetic resonance cholangiopancreatography(MRCP)examination revealed isolated stricture of the anastomotic site in 35 cases,and stricture associated with stones in 13 cases.Using the stone extractor balloon catheter as a guide,guidewire crossing of the anastomotic stenosis was successful in 26 cases,resulting in a success rate of 54.17%(26/48).Through statistical analysis of the successful group and the failed group,there was a significant difference in whether the distal biliary dilatation between the two groups,and the difference was statistically significant(χ2 = 8.39,P = 0.004).In the 26 successfully treated cases,alanine transaminase(ALT),aspartate transaminase(AST),γ-glutamyl transpeptidase(γ-GT),alkaline phosphatase(ALP),and total bilirubin(TBiL)levels decreased significantly 48 hours after the procedure(P<0.05),and no serious complications occurred.Conclusion The use of a stone extractor balloon catheter significantly increases the success rate of crossing anastomotic stenosis in the treatment of anastomotic biliary stenosis after liver transplantation,especially in cases with distal dilatation of the common bile duct.This approach is safe and worth promoting.
2.Analysis and Prediction of Disease Burden of Depression in Old Age in China from 1990 to 2021
Xiaolin BAO ; Hongjuan WEI ; Xinxin BIAN ; Xiumei MA ; Yin GAO ; Yingyan ZHANG ; Wei LIU ; Yuexian MA ; Weixin ZHANG ; Xuewen YANG
Medical Journal of Peking Union Medical College Hospital 2024;16(2):361-369
To analyze the trends in disease burden and risk factors of depression among the elderly population in China from 1990 to 2021, and to provide a theoretical basis for the prevention, treatment, and policy-making of geriatric depression in China. Data on the disease burden of geriatric depression in China from 1990 to 2021, including the number of incident cases, disability-adjusted life years (DALYs), incidence rate, and DALY rate, were extracted from the 2021 Global Burden of Disease (GBD) database.The Joinpoint regression model was used to analyze the trends by calculating the annual percentage change (APC) and average annual percentage change (AAPC).The autoregressive integrated moving average (ARIMA) model was employed to predict the disease burden of geriatric depression over the next five years.Population attributable fractions (PAFs) were used to describe the risk factors for geriatric depression in China in 1990 and 2021. From 1990 to 2021, the number of incident cases and the incidence rate of geriatric depression in China showed an overall upward trend.The most significant increase in incidence was observed in the 60-64 age group, while the prevalence rate increased notably in the ≥ 95 age group.TheDALY rate showed the most pronounced upward trend in the 65-69 age group.The incidence, prevalence, and DALY rates of geriatric depression were higher in women than in men.Major risk factors included child hood sexual abuse and intimate partner violence, with the impact of intimate partner violence being particularly significant among women.The ARIMA model predicted that the incidence, prevalence, and DALY rates of geriatric depression in China would decline over the next five years, with a greater decline observed in women than in men. From 1990 to 2021, the incidence, prevalence, and DALY rates of geriatric depression in China showed an overall upward trend, with higher rates observed in women than in men.Greater attention should be paid to the elderly female population, with a focus on early prevention to reduce the disease burden of geriatric depression.
3.Progress of genes related to benign convulsions with mild gastroenteritis
International Journal of Pediatrics 2024;51(5):321-325
The incidence of benign convulsions with mild gastroenteritis(CwG)is increasing year by year.Cluster seizures are one of the characteristics of CwG and are difficult to control with antiepileptic drugs.The pathogenesis of CwG is complex and is a hot topic of current research.Relevant studies believe that genetic factors play an important role in its development.By exploring the pathological mechanism of CwG and clarifying the role of related genes in the development of CwG,gene research provides a theoretical basis for early screening,early prevention,early diagnosis,and early treatment of the possible clinical symptoms of CwG in the later stage,so as to provide clues for targeted therapy.This article reviews the research progress of CwG related genes,in order to understand its pathogenesis,effectively control recurrent seizures and prevent the appearance of possible clinical symptoms in the later stage.
4.Establishment of lectin-ELISA for sialylated fetuin-A and its diagnostic value in primary hepatocellular carcinoma
Xuewen XU ; Xiao XIAO ; Chenjun HUANG ; Zhiyuan GAO ; Jun JI ; Meng FANG ; Chunfang GAO
Chinese Journal of Laboratory Medicine 2022;45(4):366-372
Objective:To establish a lectin enzyme-linked immunosorbent assay (lectin-ELISA) for the dection of sialylated fetuin-A and to explore the clinical diagnostic value of sialylated fetuin-A in hepatocellular carcinoma (HCC).Methods:From January 2017 to December 2020, 300 HCC patients and 160 disease controls, including 36 liver cirrhosis subgroups and 124 chronic hepatitis B subgroups, were collected from Shanghai Eastern Hepatobiliary Surgery Hospital. At the same time, 100 healthy subjects were collected as healthy controls. Lectin-ELISA method for detecting sialylated fetuin A was established based on the principle that Sambucus nigra lectin (SNA) can recognize the structure of α-2, 6-linked sialic acid residues. Differences between groups were compared using t-test or analysis of variance. Logistic regression method was used to establish the multi-index joint detection model, and receiver operating characteristic curve (ROC) was used to evaluate the efficacy of single index and joint detection model in the diagnosis of HCC.Results:A lectin-ELISA method for the detection of serum Sia-fetuin A was established. The linear regression coefficient of the system was 0.978 5, and the precision evaluation and interference experiments were in line with the clinical detection requirements. Using this method to detect serum Sia-fetuin A levels in each group, the levels of HCC group, disease control group and healthy control group were 1.362±0.310, 1.199±0.370, 1.086±0.420, respectively, and the three groups decreased in turn. The areas under the curve of Sia-fetuin A, α-fetoprotein, and their combined detection models for differential diagnosis of HCC were 0.790, 0.809, and 0.860, respectively. The diagnostic model had a sensitivity of 79.3% (238/300) and a specificity of 95.0% (247/260). Among the 300 patients in the HCC group, 138 (46%) patients were negative for serum AFP (<20 μg/L), and their serum Sia-fetuin A level was 1.364±0.305. Combining the disease control group and the healthy control group into the non-Cancer group, the serum Sia-fetuin A level was 1.146±0.381. The serum level of Sia-fetuin A in AFP-negative HCC patients was higher than that in non-HCC group ( t=6.134, P<0.001). The areas under the curve of Sia-fetuin A and the combined diagnostic model for the diagnosis of AFP-negative HCC were 0.776 and 0.919, respectively. The combined diagnostic model had a sensitivity of 93.4% (129/138) and a specificity of 77.3% (201/260). Conclusion:Serum Sia-fetuin A and combined determination model can provide a new auxiliary diagnostic index for AFP-negative HCC.
5.A method for distinguishing benign and malignant pulmonary nodules based on 3D dual path network aided by K-means clustering analysis.
Dachuan GAO ; Xiaodan YE ; Xuewen HOU ; Yang CHEN ; Xue KONG ; Yuanzhong XIE ; Shengdong NIE
Journal of Zhejiang University. Science. B 2022;23(11):957-967
In the USA, there were about 1 806 590 new cancer cases in 2020, and 606 520 cancer deaths are expected to have occurred in 2021. Lung cancer has become the leading cause of death from cancer in both men and women (Siegel et al., 2020). Clinical studies show that the five-year survival rate of lung cancer patients after early diagnosis and treatment intervention can reach 80%, compared with that of patients having advanced lung cancer. Thus, the early diagnosis of lung cancer is a key factor to reduce mortality.
Male
;
Humans
;
Female
;
Tomography, X-Ray Computed/methods*
;
Algorithms
;
Lung Neoplasms/pathology*
;
Cluster Analysis
6.Impact of Primary PCI With Pre-operative Intra-aortic Balloon Pump Implantation on Prognosis in Octogenarian Patients of Acute ST-segment Elevation Myocardial Infarction
Pei ZHANG ; Jun DAI ; Yuan WU ; Chaoyang ZHANG ; Bo XU ; Shijie YOU ; Yongjian WU ; Haibo LIU ; Xuewen QIN ; Hongbing YAN ; Min YAO ; Shubin QIAO ; Yuejin YANG ; Jilin CHEN ; Runlin GAO
Chinese Circulation Journal 2017;32(3):217-221
Objective: To evaluate the impact of primary percutaneous coronary intervention (PPCI) with pre-operative intra-aortic balloon pump (P-IABP) implantation on short and long term prognosis in octogenarian patients of ST-segment elevation myocardial infarction (STEMI). Methods: We performed aretrospectively study in octogenarian STEMI patients treated in our hospital from 2004-01 to 2014-08. The patients were divided into 2 groups: P-IABP group,n=24 and PPCI group,n=73 including 12 patients who received rescue IABP (R-IABP) because of intra- or post-procedural hemodynamic collapse as a subgroup.Major end point events included 1 month and 1-, 2-year post-operative death; major adverse cardiac and cerebral events (MACCE) included 1 month post-operative cardiac shock, new or worsening heart failure (HF), re-infarction and stroke. The predictors causing different endpoint events were identiifed by Cox proportional hazard model analysis. Results: 1 month and 1-, 2-year post-operative death were similar between 2 groups (8.3% vs 16.4%), (16.7% vs 24.7%), (25.0% vs 30.1%) respectively; MACCE incidence was also similar (20.8% vs 30.1%), allP>0.05. Death rates between P-IABP group and R-IABP subgroup were similar at different time points,P>0.05; while MACCE incidence in P-IABP group was lower than R-IABP subgroup (20.8% vs 66.7%),P=0.005 and it was mainly presented by reduced HF occurrence (8.3% vs 41.7%),P=0.003. Coxproportional hazard model analysis indicated that post-operative TIMI lfow<3 grade was the independent predictor for 1 month death (HR=4.79, 95% CI1.59-14.39,P=0.005), complicating diseases as chronic obstructive pulmonary disease, kidney impairment and anemiawere themain independent predictors for 2-year death (HR=3.0, 95% CI 1.37-6.56,P=0.006). Conclusion: PPCI and P-IABP had no signiifcant differencefor short and long term survivalin octogenarianSTEMIpatients. Compared with R-IABP, P-IABP patients had the lower MACC Eincidence at 1 month post-operation .
7.IHA detection results of outpatients in schistosomiasis clinic,2005-2014
Wei LUO ; Ying XIAO ; Xuewen ZHOU ; Jing WANG ; Yingping GAO ; Juan CHEN ; Liangyin MEI ; Zhimin LUO
Chinese Journal of Schistosomiasis Control 2016;(1):92-93,96
Objective To understand the changes of positive rates of IHA detections of outpatients in schistosomiasis clinic. Results The data of IHA detections of outpatients in schistosomiasis clinic in Hubei Provincial Center for Disease Control and Prevention were collected and analyzed statistically from 2005 to 2014. Results A total of 7 113 outpatients were detected by IHA test,and 547 of them were positives with a positive rate of 7.69%. The positive rate of IHA test was on an upward slope be?fore 2008,and the rate reached 14.85% in 2008,which was significantly higher than that in 2005(5.81%)( χ2 = 47.40,P<0.01),then it was on a declined stage after 2008,and the positive rate decreased to 3.76 in 2014,which was significantly lower than that in 2008( χ2 = 12.29,P<0.01). The positive rate of outpatients in the 10~<30 years age group was higher than those in other age groups(all P < 0.012 5),and the male positives were more than the female ones. Conclusions The schisto?somiasis endemic situation has been significantly decreased in Hubei Province. The male and people in 10~<30 age group are the high risk groups,so the targeted health education should be strengthened.
8.Long-term Comparison of Drug-eluting Stent Implantation Between Left Internal Mammary Artery Graft and NativeVessel in Patients With Previous Coronary Artery Bypass Grafting
Pei ZHANG ; Jun DAI ; Min YAO ; Chaoyang ZHANG ; Bo XU ; Shijie YOU ; Jue CHEN ; Yongjian WU ; Haibo LIU ; Xuewen QIN ; Shubin QIAO ; Yuejin YANG ; Jilin CHEN ; Runlin GAO
Chinese Circulation Journal 2016;31(1):10-14
Objective: To make long-term comparison of drug-eluting stent (DES) implantation betweenleft internal mammary artery (LIMA) graft and native vessel in patients with previous coronary artery bypass grafting (CABG).
Methods: A total of 151 patients with anterior wall ischemia because of previous CABG induced LIMA graft lesion who received percutaneous coronary intervention (PCI) in our hospital from 2004-07 to 2012-12 were retrospectively studied. The clinical, coronaryangiography (CAG) and follow-up conditions for DES implantation were analyzed;according to the target vessel, the patients were divided into 2 groups:LIMA group, n=40 and Native vessel (NV) group, which meant all segments of left main to left anterior descending arteries, n=111. Primary end points included target lesion revascularization (TLR), target lesion failure (TLF) as cardiac death, target vessel related non-fatal MI with the composition of TLR and major adverse cardiovascular events (MACE).
Results:The median follow-up time was 30 (10-100) months. The rates of TLR and TLF were similar between 2 groups:(15.0%vs 11.7%, log-rank P=0.65) and (17.5%vs 13.5%, log-rank P=0.63). MACE occurrence in LIMA group was higher than NV group (35.0%vs 18.0%, log-rank P=0.043) which was mainly presented by new non-target vessel revascularization as right coronary artery, left circumlfex and saphenous vein graft(17.5%vs 4.5%, log-rank P=0.014). Cox multivariate analysis indicated that target lesion stent length was the only independent predictor for both TLR (HR=1.03, 95%CI1.00-1.06, P=0.01) and TLF (HR=1.03, 95%CI1.00-1.05, P=0.02);whereas, LIMA-PCI was the only independent predictor for MACE occurrence (HR=3.09, 95%CI1.28-7.60, P=0.012).
Conclusion: The chances of TLR and TLF were similar inpatients with previous CABG by either LIMA or NV, while MACE occurrence was higher in LIMA patients which should be further investigated.
9.Bilirubin of biochemical testing quality control serum and calibration items stability analysis
Wei LUO ; Xuewen ZHOU ; Kui MA ; Yingping GAO ; Jing WANG ; Liangying MEI ; Zhimin LUO
International Journal of Laboratory Medicine 2015;(15):2209-2210,2213
Objective To grasp bilirubin in the quality control serum and calibration items in the same batch the variation law of the designed to ensure that the test quality and the use of reasonable quality control serum and calibration items ,control testing cost .Methods laboratories use The double level quality control serum and calibration items after dilution is divided into five groups ,with automatic biochemical analyzer test for 12 weeks and recorded results of TBIL ,DBIL .use SPSS 17 .0 to calculate the mean ,standard deviation ,coefficient of variation ,Normal distribution analysis and make the results trend line chart to observe any changes .Results RANDOX normal concentration quality control serum TBIL and DBIL values variation RCV% 26 .0% ,48 .2% , more than CLIA bilirubin projects allow 1/3 of the total error value(6 .67% ) .Normal distribution test ,P value was 0 .006 ,0 .012 , less than 0 .05 ,do not obey the normal distribution ,test results line chart is on the decline .LEADMAN high concentration quality control serum and bilirubin calibration items TBIL and DBIL variation RCV% <6 .67% ,normal distribution test all P>0 .05 ,obey the normal distribution ,test results no trend line chart .Conclusion Through the experiment observation to the quality control ser‐um and calibration items bilirubin in the variation law of 12 weeks .Experimenter can be used according to the actual situation to ad‐just ,not only to ensure the quality of the bilirubin test ,and to get the most out of the quality control serum and calibration items use efficiency ,reduce the test cost .
10.Establishment of archives of Schistosoma japonicum antibody indirect hemag-glutination tests
Wei LUO ; Xuewen ZHOU ; Kui MA ; Jin WANG ; Yinpin GAO ; Shuqin CHEN ; Zhiwei LUO
Chinese Journal of Schistosomiasis Control 2014;(3):339-340
Objective To establish written and electronic archives of Schistosoma japonicum antibody indirect hemagglutina-tion(IHA)tests. Methods In the process of schistosomiasis screening by IHA,the written records,electronic records,and se-rum sample bank were combined to make comprehensive archives. Results The S. japonicum antibody IHA test archives can pre-serve the schistosomiasis screening data in the long term and even can trace the source of experiments,and the operation was sim-ple. Conclusion The archives of S. japonicum antibody IHA tests are simple and useful,and worth of popularization.

Result Analysis
Print
Save
E-mail