Objective:To investigation for common hepatic cartery lymph node metastasis of esophageal squamous cell carcinoma.Methods:From 2015 to 2017, 413 patients with esophageal squamous cell carcinoma who were dissected the common hepatic cartery lymp node were admitted in Cancer Hospital of Sichuan. The relationship between metastatic of rates of common hepatic cartery lymp node and the clinical data including sex, age, tumor site, diameter of tumor, invasion depth, differentiation degree, pathological stage, neurovascular invasion status were reviewed retrospectively.Results:A total of 10 649 lymph nodes were dissected.The lymph node metastatic rate was 45.27%(187/413), and the metastatic lymph node ratio was 7.96%(848/10 649). Lymph nodes adjacent to the middle esophagus, cervical esophagus, cardia of stomach had a higher metastatic rate, while the Lymph nodes adjacent to the hilar, supraclavicular, common hepatic cartery had a lower metastatic rate.A total of 775 lymph nodes were dissected in common hepatic cartery.The lymph node metastatic rate was 7.02%(29/413), and the metastatic lymph node ratio was 4.51%(35/775). To analysis the relationship between metastatic of rates of common hepatic cartery lymp node and the clinical data.We conclusion that the common hepatic artery lymph node metastatic rates of upper, middle and lower esophageal squamous cell carcinoma were 2.89%(2/69), 5.35%(12/224) and 12.50%(15/120), with significant difference.The common hepatic artery lymph node metastatic rates of patients with diameter of tumor under 3 cm, 3-5 cm and above 5 cm were 5.20%(9/173), 5.52%(9/163)and 14.28%(11/77), with significant difference.The common hepatic artery lymph node metastatic rates of sex, age, tumor site, diameter of tumor, invasion depth, differentiation degree, pathological stage, neurovascular invasion status, with no significant difference.Conclusion:The metastatic rates of common hepatic artery lymph node in esophageal squamous cell carcinoma is lower. For the upper thoracic esophageal cancer with tumor diameter under 5 cm, the dissection of common hepatic lymph node can be ommitted in surgery.

Objective To evaluate the diagnostic value of three-dimensional CT(3DCT)in atlantoaxial lesions.Methods The findings of 3DCT were analyzed and compared with conventional CT and radiography in 124 patients with atlantoaxial disease.Results 124 cases of atlantoaxial lesion included fracture in 42,atlantoaxial rotatory dislocation in 73,hypoplasia of the dens in 4,and congenital atlantoaxial deformity in 5.Among the 124 cases,89 cases were diagnosed by X-ray,109 cases by conventional CT,121 cases by MIP,122 cases by SSD,124 cases by MPR and VR.Conclusion 3DCT can find the slight rotatory dislocation,so it is the most effective means for the diagnosis of atlantoaxial rotatory dislocation.3D and MPR of spiral CT are useful in the diagnosis of atantoaxial fracture.Combining conventional CT and X-ray film with 3DCT can improve the acuracy of the diagnosis.

Objective To assess the value of MR Grs3d sequences in evaluating knee meniscal injury and complication with low field MR unit.Methods MR imaging of knee was performed in 73 patients with sagittal Grs3d,sagittal SE T1WI + PDWI.The efficiency of both sagittal Grs3d and sagittal SE T1WI+PDWI in showing knee meniscal injury and complications were evaluated comparatively.Results The rate in showing meniscal injury and complications with Grs3d sequence was higer in comparison with SE T1WI+PDWI and was of significantly different(P

Objective To evaluate the effect of health education on schistosomiasis in Kunshan City,so as to provide the ev?idence for making the consolidating strategy in the late stage of interruption of schistosomiasis transmission. Methods The resi?dents,middle school students and elementary school students were randomly sampled from one community,one middle school and one elementary school of each of two towns and they were investigated with interviews and questionnaires for the implementa?tion of health education on schistosomiasis prevention and control. Results A total of 452 middle school students(232 cases) and primary school students (220 cases) were surveyed. The awareness rate of total schistosomiasis knowledge was 98.21%among the students(the awareness rate of basic schistosomiasis knowledge was 98.42% and the awareness rate of preventive schistosomiasis knowledge was 98.01%). Among the 220 elementary school students,the awareness rate of total schistosomiasis knowledge was 97.21%(the awareness rate of basic schistosomiasis knowledge was 97.60%and the awareness rate of preventive schistosomiasis knowledge was 96.82%). Among the 232 middle school students,the awareness rate of total schistosomiasis knowledge was 99.17%(χ2 =34.661,compared with the rate of the elementary school students)[the awareness rate of basic schistosomiasis knowledge was 99.20%(χ2=13.045,compared with the rate of the elementary school students)and the aware?ness rate of preventive schistosomiasis knowledge was 99.14%(χ2 =21.796,compared with the rate of the elementary school students)]. There were significant differences between the elementary school students and middle school students in above?men?tioned awareness rates(all P<0.001). There were schistosomiasis health education materials or teaching plans in all the four schools. Among the 402 residents surveyed,the awareness rate of total schistosomiasis knowledge was 98.87%. Conclusion The effect of health education on schistosomiasis prevention and control is very well,and the total awareness rate of schistosomia?sis prevention and control knowledge among the population has reached the goal(more than 95%)of the medium?and long?term planning of schistosomiasis prevention and control in Kunshan City.

OBJECTIVE To investigate the variety of main pathogenic bacteria and their resistance in urinary system infection of type 2 diabetes mellitus(T2DM)in endocrinology department of our hospital and find out the best choice antibacterials of application.METHODS By retrospective analysis of clinical history,the results of urine bacterial culture,drug sensitivity reports of T2DM patients with urinary system infection were analyzed.The data were dealed with SPSS 11.0.RESULTS The drugs of experiential therapy were mainly quinolones.And drug resistant rates of Escherichia coli and Staphylococcus epidermidis to levofloxacin and ciprofloxacin were 18.2% and 63.6%,and 16.7% and 50.0% respectively.The treatment periods of 2 groups were(8.4?4.3)d and(10.4?5.4)d,respectively.CONCLUSIONS ?-Lactam/?-lactamase inhibitor and aminoglycosides are the first choice in experiential therapy.Thetreatment periods could be decreased according to bacterial culturingresults.

Objective To investigate the influence of three kinds of different Ca~(2+) concentration of dialysate on serum calcium,calcium-phosphorus product,serum PTH and CRP in maintenance hemodialysis patients.Methods 45 patients of maintenance hemodialysis with ages ≥18 years were selected.They were divided randomly three groups,and be given three different kinds of Ca~(2+) concentration of dialysate to carry out hemodialysis with 3 months.Then the patients' variation of blood pressure and whether there were low calcium spasm or ostealgia were abserved during hemodialysis whole range.In addition,changes of their serum calcium、phosphorus、iPTH and CRP at pretherapy and three months after reatment were also detected.Results After three months of hemodialysis,serum iPTH in patients with low Ca~(2+) concentration dialysate increased obviously,and the serum CRP decreased significantly(P0.05),and serum CRP increase notably(P

Objective To establish a method for determining the dissolution oftorasemide sustained-release tablet in vitro and study the methodology of the determination.The consistency of the in vitro release behavior between self-prepared torasemide sustained-release tablet and original preparation were evaluated by constructed method.Methods HPLC method was applied to detect the cumulative release percentage of self-prepared torasemide sustained-release tablet and original preparation in five kinds of release media (water,0.1 mol/L hydrochloric acid solution,pH 4.5 acetate buffer,pH 6.8 phosphate buffer,and 0.1 mol/L hydrochloric acid solution turn to pH 6.8 phosphate buffer).Similarity factor (f2) was used to evaluate the similarity of release curves.Results There was a good linear relationship between the quality concentration of torasemide and peak area in the range of 1.0-12.0 μg/mL (r =0.9995).Results of precision and stability tests were good,and the RSDs for probational liquid were all lower than 2.0％.The average recovery of accuracy test was 100.04％,and RSD was 0.54％ (n =12).The homogeneity of within group of self-prepared preparation met the technical requirement,RSDs of each sampling points in six Dissolution Vessels were lower than 10.0％.The f2 factors of self-prepared torasemide sustained-release tablet and original preparation were 72,60,77,66,and 60 in five kinds of release media.Conclusion The method in the paper is suitable for the release test of torasemide,meanwhile,the self-prepared tablet shows consistent in vitro release behavior with that of the original preparation.

OBJECTIVE: To discuss the clinical characteristics of bilateral bronchial foreign body in children, increase the curative rate and reduce the complications. METHOD: The clinical data of 35 cases with bilateral bronchial foreign body in children were retrospectively analysed, including surgery, key surgery points, and postoperative combined therapy. RESULT: The foreign bodies of all cases were removed under intravenous general and tropical anesthesia without complications. CONCLUSION The bilateral bronchial foreign body is a serious case, the timely and effective treatment can lower the mortality rate and postoperative complications. The children lack of oxygen for a long time before and in operation should be give comprehensive therapy, for example: sedation and hyperbaric oxygen.
Anesthesia ; Bronchi ; pathology ; Bronchoscopy ; Child ; Foreign Bodies ; diagnosis ; surgery ; Humans ; Oxygen ; Postoperative Period ; Retrospective Studies ; Treatment Outcome

Objective To investigate the effects of intervention with the fluoxetine and the enriched environment on chronic stress induced depression behavior of rats,and the changes of myelin basic protein in hippocampus and prefrontal regions.Methods 50 adult male SD rats were randomly divided into control group,fluoxetine group,model group,enriched environment (EE) group and EE plus fluoxetine group.Fluoxetine group,model group,EE group and EE plus fluoxetine group underwent chronic unpredictable stress stimulus in the first to third week,and fluoxetine group,EE group,EE plus fluoxetine group underwent the intervention with EE and (or) fluoxetine in the fourth to sixth week.The changes of behavior in rats were evaluated by sucrose water consumption,open field test and weight changes.The content of MBP in each subregion of hippocampus and prefrontal regions of rats was measured with immunocytochemical methods.Results At the third weekend,the assessed behaviors of stressed rats decreased significantly compared with control group (P＜0.05);and at the sixth weekend,the behaviors of stressed rats restored after treated with EE and (or) fluoxetine.The content of MBP in the rat hippocampus CA1,DG area and prefrontal area of model group declined clearly compared with control group (mean density of model group orderly:0.199±0.024,0.204±0.021,0.225±0.028;control group orderly:0.279±0.034,0.288±0.043,0.308±0.053,P＜0.05).The content of MBP in the rat of fluoxetine group,EE group and EE plus fluoxetine group increased obviously compared with model group (fluoxetine group orderly:0.259± 0.047,0.266± 0.052,0.284 ± 0.031;EE group orderly:0.257±0.038,0.258±0.042,0.286±0.037;EE plus fluoxetine group orderly:0.271± 0.046,0.279±0.040,0.289±0.041,P＜0.05).Conclusion The depression-like behavior of rats induced by chronic unpredictable stress is associated with the change of the content of MBP in hippocampal CA1,DG area and prefrontal area;and the depression-like behavior and the content of MBP decrease are reversed after the intervention with fluoxetine and EE.

AIM:We generated transgenic mice of NKCC1-/-(homozygous mutant),NKCC1+/-(heterozygous)and NKCC1+/+(wild-type)that have a targeted disruption in the NKCC1 gene to investigate the role of Na-K-2Cl(NKCC1)channel in auditory function of the inner ear.METHODS:Hearing threshold and endocochlear potential(EP)were measured in the NKCC1-/-,NKCC1+/-and NKCC1+/+ mice by auditory brainstem response(ABR)and EP recordings,respectively.The inner ears of the mice were removed and examined morphologically with the light microscope.RESULTS:The auditory function of NKCC1+/+ mice was normal,the mean value for ABR thresholds in response to click sound was [(23.13?3.78)dB,SPL],EP was(98?16)mV.The mean value for ABR thresholds to click sound was elevated in NKCC1+/-mice [(38.49?12.29)dB,SPL],relative to that significantly increased in NKCC1+/+ mice(P