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| 1 | 采用动态推-拉技术增强动脉瘤分流器的导流作用:一项实验和模型研究显示文摘目的 神经血管分流器是治疗颅内动脉瘤的一种有弹性的、纵横交错的网状支架。本研究采用动态推-拉技术调节动脉瘤瘤口分流器的网格密度,以便最大化其导流作用。通过自主研发的高保真虚拟支架计算机模型技术联合计算机流体动力学,探讨动态推-拉技术对特定动脉瘤病人血流动力学的影响。方法采用动态推-拉技术和不同长度的传送导线,将两个Pipeline分流器放置到两个相同侧壁的大脑前动脉动脉瘤模型中。然后数字模拟操作过程,并验证模拟的网格几何结构。通过调节放置在侧壁动脉瘤和基底动脉主干梭形动脉瘤(前期已放置分流器)的分流器,采用计算机流体动力学分析,评估血流动力学的具体变化。同时评估来源于临床病例样本的分流器网格的影像。 | Ma D Xiang J Choi H 周静 郭玉慧 | 2014 | 中国微侵袭神经外科杂志2014,19,6: | 12 |
| 2 | High-resolution microendoscopy for esophageal cancer screening in China: A cost-effectiveness analysis显示文摘AIM:To study the cost-effectiveness of high-resolution microendoscopy(HRME)in an esophageal squamous cell carcinoma(ESCC)screening program in China.METHODS:A decision analytic Markov model of ESCC was developed.Separate model analyses were conducted for cohorts consisting of an averagerisk population or a high-risk population in China.Hypothetical 50-year-old individuals were followed until age 80 or death.We compared three different strategies for both cohorts:(1)no screening;(2)standard endoscopic screening with Lugol’s iodine staining;and(3)endoscopic screening with Lugol’s iodine staining and an HRME.Model parameters were estimated from the literature as well as from GLOBOCAN,the Cancer Incidence and Mortality Worldwide cancer database.Health states in the model included non-neoplasia,mild dysplasia,moderate dysplasia,high-grade dysplasia,intramucosal carcinoma,operable cancer,inoperable cancer,and death.Separate ESCC incidence transition rates were generated for the average-risk and high-risk populations.Costs in Chinese currency were converted to international dollars(I$)and were adjusted to 2012dollars using the Consumer Price Index.RESULTS:The main outcome measurements for this study were quality-adjusted life years(QALYs)and incremental cost-effectiveness ratio(ICER).For the average-risk population,the HRME screening strategy produced 0.043 more QALYs than the no screening strategy at an additional cost of I$646,resulting in an ICER of I$11808 per QALY gained.Standard endoscopic screening was weakly dominated.Among the high-risk population,when the HRME screening strategy was compared with the standard screening strategy,the ICER was I$8173 per QALY.For both the high-risk and average-risk screening populations,the HRME screening strategy appeared to be the most cost-effective strategy,producing ICERs below the willingness-topay threshold,I$23500 per QALY.One-way sensitivity analysis showed that,for the average-risk population,higher specificity of Lugol’s iodine(>40%)and lower specificity of HRME(<70%)could make Lugol’s iodine screening cost-effective.For the high-risk population,the results of the model were not substantially affected by varying the follow-up rate after Lugol’s iodine screening,Lugol’s iodine test characteristics(sensitivity and specificity),or HRME specificity.CONCLUSION:The incorporation of HRME into an ESCC screening program could be cost-effective in China.Larger studies of HRME performance are needed to confirm these findings. | Chin Hur Sung Eun Choi Chung Yin Kong Gui-Qi Wang Hong Xu Alexandros D Polydorides Li-Yan Xue Katherine E Perzan Angela C Tramontano Rebecca R Richards-Kortum Sharmila Anandasabapathy | 2015 | World Journal of Gastroenterology2015,21,18: | 8 |
| 3 | 2012 American College of Rheumatology guidelines for management of gout. Part 1: Systematic nonpharmacologic and pharmacologic therapeutic approaches to hyperuricemia显示文摘 | Dinesh Khanna John D. Fitzgerald Puja P. Khanna Sangmee Bae Manjit K. Singh Tuhina Neogi Michael H. Pillinger Joan Merill Susan Lee Shraddha Prakash Marian Kaldas Maneesh Gogia Fernando Perez‐Ruiz Will Taylor Frédéric Lioté Hyon Choi Jasvinder A. Singh Ni | 2012 | Arthritis Care Res2012,,10: | 4 |
| 4 | A new techniques for measuring coupling coefficients and 3-D capacitance characterization of floating gate devices 显示文摘 | Choi W L Kim D M | 1994 | IEEE Trans ED1994,41,12: | 3 |
| 5 | Management of infected pancreatic necrosis in the setting of concomitant rectal cancer:A case report and review of literature显示文摘BACKGROUND Pancreatitis with infected necrosis is a severe complication of acute pancreatitis and carries with it high rates of morbidity and mortality. The management of infected pancreatic necrosis alongside concomitant colorectal cancer has never been described in literature.CASE SUMMARY A 77 years old gentleman presented to the Emergency Department of our hospital complaining of ongoing abdominal pain for 8 h. The patient had clinical features of pancreatitis with a raised lipase of 3810 U/L, A computed tomography(CT) abdomen confirmed pancreatitis with extensive peri-pancreatic edema. During the course of his admission, the patient had persistent high fevers and delirium thought secondary to infected necrosis, prompting the commencement of broad-spectrum antibiotic therapy with Piperacillin/Tazobactam. Subsequent CT abdomen confirmed extensive pancreatic necrosis(over 70%). Patient was managed with supportive therapy,nutritional support and gut rest initially and improved over the course of his admission and was discharged 42 d post admission. He represented 24 d following his discharge with fever and chills and a repeat CT abdomen scan noted gas bubbles within the necrotic pancreatic tissue thereby confirming infected necrotic pancreatitis. This CT scan also revealed asymmetric thickening of the rectal wall suspicious for malignancy. A rectal cancer was confirmed on flexible sigmoidoscopy. The patient underwent two endoscopic necrosectomies and was treated with intravenous antibiotics and was discharged after 28 d.Within 1 wk post discharge, the patient commenced a course of neoadjuvant radiotherapy and subsequently underwent concomitant chemotherapy prior to undergoing a successful Hartmann's procedure for treatment of his colorectal cancer.CONCLUSION This case highlights the efficacy of endoscopic necrosectomy, early enteral feeding and targeted antibiotic therapy for timely management of infected necrotic pancreatitis. The prompt resolution of pancreatitis permitted the patient to undergo neoadjuvant treatment and resection for his concomitant colorectal cancer. | Kihoon Choi David E Flynn Anitha Karunairajah Andrew Hughes Ambika Bhasin Benedict Devereaux Manju D Chandrasegaram | 2019 | World Journal of Gastrointestinal Surgery2019,11,4: | 2 |
| 6 | Multi-criteria fuzzy decision-making problems based on vague set theory显示文摘 | Hong D H Choi C H | 2000 | Fuzzy Sets and Systems2000,114,: | 2 |
| 7 | Clinical outcomes of pregnancy in women with type 1 diabetes 1 1 The Northern Regional Maternity Survey Office kindly provided corroborative data on congenital abnormalities.显示文摘 | Roy Taylor Choy Lee D Kyne-Grzebalski S.M Marshall J.M Davison | 2002 | Obstetrics & Gynecology2002,,4: | 2 |
| 8 | Outcomes of submucosal(T1b) esophageal adenocarcinomas removed by endoscopic mucosal resection显示文摘AIM To investigate the outcomes and recurrences of p T1 b esophageal adenocarcinoma(EAC) following endoscopic mucosal resection(EMR) and associated treatments.METHODS Patients undergoing EMR with pathologically confirmed T1 b EAC at two academic referral centers were retrospectively identified.Patients were divided into 4 groups based on treatment following EMR:Endoscopic therapy alone(group A),endoscopic therapy with either chemotherapy,radiation or both(group B),surgicalresection(group C) or no further treatment/lost to follow-up(<12 mo)(group D).Pathology specimens were reviewed by a central pathologist.Follow-up data was obtained from the academic centers,primary care physicians and/or referring physicians.Univariate analysis was performed to identify factors predicting recurrence of EAC.RESULTS Fifty-three patients with T1 b EAC underwent EMR,of which 32(60%) had adequate follow-up ≥ 12 mo(median 34 mo,range 12-103).There were 16 patients in group A,9 in group B,7 in group C and 21 in group D.Median follow-up in groups A to C was 34 mo(range 12-103).Recurrent EAC developed overall in 9 patients(28%) including 6(38%) in group A(median:21 mo,range:6-73),1(11%) in group B(median:30 mo,range:30-30) and 2(29%) in group C(median 21 mo,range:7-35.Six of 9 recurrences were local;of the 6 recurrences,5 were treated with endoscopy alone.No predictors of recurrence of EAC were identified.CONCLUSION Endoscopic therapy of T1 b EAC may be a reasonable strategy for a subset of patients including those either refusing or medically unfit for esophagectomy. | Darren D Ballard Neel Choksi Jingmei Lin Eun-Young Choi B Joseph Elmunzer Henry Appelman Douglas K Rex Hala Fatima William Kessler John M DeWitt | 2016 | World Journal of Gastrointestinal Endoscopy2016,8,20: | 2 |
| 9 | 2012 American College of Rheumatology guidelines for management of gout. Part 2: Therapy and antiinflammatory prophylaxis of acute gouty arthritis显示文摘 | Dinesh Khanna Puja P. Khanna John D. Fitzgerald Manjit K. Singh Sangmee Bae Tuhina Neogi Michael H. Pillinger Joan Merill Susan Lee Shraddha Prakash Marian Kaldas Maneesh Gogia Fernando Perez‐Ruiz Will Taylor Frédéric Lioté Hyon Choi Jasvinder A. Singh Ni | 2012 | Arthritis Care Res2012,,10: | 2 |
| 10 | Evaluation of seismic performance of multistory building structures based on the equivalent responses 显示文摘 | LEE D G CHOI W H CHEONG M C | 2006 | Engineering Structures2006,28,6: | 1 |
| 11 | The supply base and its complexity: Implications for transaction costs, risks, responsiveness, and innovation显示文摘 | Choi T Y Krause D R | 2006 | Journal of Operations Management2006,24,5: | 1 |
| 12 | 显示文摘 | Choi W B Chung D S Kang J H | 1999 | Applied Physics Letters1999,75,20: | 1 |
| 13 | Formation of ultrafine ferrite by strain- induced dynamic transformation in plain low carbon steel 显示文摘 | Choi J K Seo D H Lee J S | 2003 | ISIJ International2003,43,5: | 1 |
| 14 | 3D welding and milling:Part I-a direct approach for freeform fabrication of metallic prototypes显示文摘 | Song Y A Park S Choi D | 2005 | International Journal of Machine Tools and Manufacture2005,45,9: | 1 |
| 15 | A novel variant of Inpp5f is imprinted in brain, and its expression is correlated with differential methylation of an internal CpG island显示文摘 | Choi J D Underkoffler L A Wood A J | 2005 | Mol Cell Biol2005,25,13: | 1 |
| 16 | Potent inhibitory effect offlavonoids in Scutellaria baicalensis on amyloid beta protein-induced neurotoxicity显示文摘 | Heo H J Kim D O Choi S J | 2004 | J Agric Food Chem2004,52,13: | 1 |
| 17 | Calcium :still center-stage in hypoxicischemic neuronal death 显示文摘 | | 1995 | Trends Neurosci1995,18,: | 1 |
| 18 | New Parametric Affine Modeling and Control for Skid-to-Turn Missiles显示文摘 | Choi J Y | 2001 | IEEE Transactions on Control Systems Technology2001,9,2: | 1 |
| 19 | Resurreccion,Consumer- Based Optimization of a Third-Generation Product Made from Peanut and Rice Flour 显示文摘 | I D Choi R D Phillips A V A | 2007 | Journal of Food Science2007,72,7: | 1 |
| 20 | Active models for tracking moving objects显示文摘 | JANG D S CHOI H I | 2000 | Pattern Recognition2000,33,7: | 1 |