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| 1 | Diffusion weighted magnetic resonance imaging of liver: Principles, clinical applications and recent updates显示文摘Diffusion-weighted imaging(DWI), a functional imaging technique exploiting the Brownian motion of water molecules, is increasingly shown to have value in various oncological and non-oncological applications. Factors such as the ease of acquisition and ability to obtain functional information in the absence of intravenous contrast, especially in patients with abnormal renal function, have contributed to the growing interest in exploring clinical applications of DWI. In the liver, DWI demonstrates a gamut of clinical applications ranging from detecting focal liver lesions to monitoring response in patients undergoing serial follow-up after loco-regional and systemic therapies. DWI is also being applied in the evaluation of diffuse liver diseases such as non-alcoholic fatty liver disease, hepatic fibrosis and cirrhosis. In this review, we intend to review the basic principles, technique, current clinical applications and future trends of DW-MRI in the liver. | Anuradha Shenoy-Bhangle Vinit Baliyan Hamed Kordbacheh Alexander R Guimaraes Avinash Kambadakone | 2017 | World Journal of Hepatology2017,9,26: | 21 |
| 2 | Cerebral processing of auditory stimuli in patients with irritable bowel syndrome显示文摘瞄准:用大脑决定功能的磁性的回声成像(fMRI ) 非内脏的刺激的服的处理是否在急躁的肠症候群(IBS ) 被改变病人与健康题目相比。围绕针的内脏躯体集中机制,并且识别心理因素的可能的影响,我们使用了听觉的刺激刺激在他们的感情的质量不同。方法:在 8 个 IBS 病人和 8 控制, fMRI 大小用不同感情的质量(钟声,讨厌的偷看(2000 Hz ) ,中立的词,和感情的词的愉快的声音) 的 4 听觉的刺激的一个块图案被执行。坡度回响 T2 * 加权的顺序被用于功能的扫描。统计地图用一般线性模型被构造。结果:到感情的听觉的刺激,,相对控制的 IBS 病人在感情的处理区域的一个更大的变化与更强壮的释放反应了反应模式,在控制不同,没在令人烦恼或愉快的声音之间区分。到中立听觉的刺激,由对比,仅仅 IBS 病人与大重要激活反应了。结论:到在感情的处理刺激的区域的听觉的刺激的改变的服的反应模式建议在 IBS 的改变的感觉处理不能为内脏的感觉是特定的,但是可能在感情的敏感和感情方面的反应反映概括变化,可能与经常在 IBS 病人发现的心理 comorbidity 联系了。 | Viola Andresen Alexander Poellinger Chedwa Tsrouya Dominik Bach Albrecht Stroh Annette Foerschler Petra Georgiewa Marco Schmidtmann Ivo R van der Voort Peter Kobelt Claus Zimmer Bertram Wiedenmann Burghard F Klapp Hubert Monnikes | 2006 | World Journal of Gastroenterology2006,12,11: | 8 |
| 3 | Highly efficient derivation of ventricular cardiomyocytes from induced pluripotent stem cells with a distinct epigenetic signature显示文摘从 pluripotent 干细胞导出的 Cardiomyocytes 能在药测试,疾病建模和基于房间的治疗被使用。没有 procardiogenic 生长因素,然而,从 pluripotent 干细胞的 cardiomyogenesis 的效率通常是低的,产生 cardiomyocyte 人口是异构的。这里,我们证明导致的 pluripotent 干细胞( iPSCs )能从鼠科的室的 myocytes ( VM )被导出,并且与从各种各样的体的房间类型导出的 iPSCs 的另外的报告一致,自发地作为与遗传上匹配的胚胎的干细胞(转换字符)或 iPSCs 相比区分 cardiomyocytes 进跳动的显著地更高的倾向从尾巴尖端成纤维细胞导出的 导出VM 的 iPSCs ( ViPSCs )展览。惊人地,导出 ViPSC 的 cardiomyocytes 显示的多数室的显型。在 ViPSCs 的提高的室的 myogenesis 在区别的早阶段经由心血管的祖先的增加的数字被调停。以便从 ViPSCs 调查提高的室的 myogenesis 的机制,我们执行了全球基因表示和 DNA methylation 分析,它揭示了可以涉及在 pluripotent 干细胞指定 VM 命运的不同 epigenetic 签名。 | Huansheng Xu B Alexander Yi Hao Wu Christoph Bock Hongcang Gu Kathy O Lui Joo-Hye C Park Ying Shao Alyssa K Riley Ibrahim J Domian Erding Hu Robert Willette John Lepore Alexander Meissner Zhong Wang Kenneth R Chien | 2012 | Cell Research2012,22,1: | 7 |
| 4 | Near-infrared fluorescence imaging of a solitary fibrous tumor of the pancreas using methylene blue显示文摘A 67-year-old female presented with unexplained abdominal pain. A contrast-enhanced computed tomography scan of the abdomen incidentally revealed a mass in the uncinate process of the pancreas. This mass was resected and based on histopathological findings, diagnosed as a solitary fibrous tumor (SFT) of the pancreas. A SFT is an extremely rare benign mesenchymal tumor that in 65% of cases affects the visceral pleura but can also affect extra-pleural sites. The intraoperative demarcation of pancreatic tumors, such as SFTs, can bechallenging. In this report, the first clear intraoperative identification of a SFT of the pancreas in a human was shown using near-infrared fluorescence and methylene blue. | Joost R van der Vorst Alexander L Vahrmeijer Merlijn Hutteman Tjalling Bosse Vincent THBM Smit Cornelis JH van de Velde John V Frangioni Bert A Bonsing | 2012 | World Journal of Gastrointestinal Surgery2012,4,7: | 7 |
| 5 | Spinal fractures resulting from traumatic injuries显示文摘说明脊骨破裂和脊柱受伤的模式的机制的目的在伊朗的城市的人口由主要机制描绘了。脊柱受伤,缩短的损害分数,联系损害和病人的最后的命运的方法数据考虑脊柱受伤包括人口分布,机制和水平从 1999 ~ 2004 从伊朗的国家损伤注册表数据库被提取。有创伤的脊骨破裂的 619 个病人全部的结果 A 被识别,谁 68.5% 是男性。这些损害的山峰频率发生在 21-40 年年龄组。意外下降和道路交通碰撞(RTC ) 是针的破裂的最普通的机制(47.2% 和 44.1% ,分别地) 。RTC 趋于与意外下降相比发生在更年轻的病人。为针的骨折的最普通的针的区域是腰部的脊骨(53.63%) 。颈的脊骨破裂是显著地在 RTC 更普通,当腰部的脊骨破裂在意外下降是更普通的时(P < 0.001 ) 。171 的一个总数(27.6%) 病人们联系了非针的损害, 127 联系了极限损害,和 55 有的头损害。36 (5.6%) 病人们有针的绳索损害(SCI ) 。RTC 组的损害严厉分数比意外下降(P=0.002 ) 的显著地高。十五(4%) 病人们死于创伤的损害。死亡的率与意外下降相比在 RTC 是显著地更高的(5.1% 对 2.1% , P=0.039 ) 。结论针的破裂的模式类似于从发达国家报导的那些。RTC 趋于影响更年轻的年龄人口并且比意外下降与联系损害和死亡的更高的度被联系。因此预防的策略应该基于数字的减小和 RTC 的严厉。 | Heidari Pedram Zarei Mohammad Reza Rasouli Mohammad Reza Alexander R Vaccaro Rahimi-Movaghar Vafa | 2010 | Chinese Journal of Traumatology2010,13,1: | 6 |
| 6 | Primary squamous cell carcinoma of the rectum: An update and implications for treatment显示文摘AIM: To provide an update on the aetiology, pathogenesis, diagnosis, staging and management of rectal squamous cell carcinoma(SCC).METHODS: A systematic review was conducted according to the preferred reporting items for Systematic Reviews and Meta-Analyses guidelines. A comprehensive search of Ovid MEDLINE was performed with the reference list of selected articles reviewed to ensure all relevant publications were captured. The search strategy was limited to the English language, spanning from 1946 to 2015. A qualitative analysis was undertaken examining patient demographics, clinical presentation, diagnosis, staging, treatment and outcome. The quantitaive analysis was limited to data extracted on treatment and outcomes including radiological, clinical and pathological complete response where available. The narrative and quantitative review were synthesised in concert.RESULTS: The search identified 487 articles in total with 79 included in the qualitative review. The quantitative analysis involved 63 articles, consisting of 43 case reports and 20 case series with a total of 142 individual cases. The underlying pathogenesis of rectal SCC while unclear, continues to be defined, with increasing evidence of a metaplasia-dysplasia-carcinoma sequence and a possible role for human papilloma virus in this progression. The presentation is similar to rectal adenocarcinoma, with a diagnosis confirmed by endoscopic biopsy. Many presumed rectal SCC's are in fact an extension of an anal SCC, and cytokeratin markers are a useful adjunct in this distinction. Staging is most accurately reflected by the tumour-nodemetastasis classification for rectal adenocarcinoma. It involves examining locoregional disease by way of magnetic resonance imaging and/or endorectal ultrasound, with systemic spread excluded by way of computed tomography. Positron emission tomography is integral in the workup to exclude an external siteof primary SCC with metastasis to the rectum. While the optimal treatment remains as yet undefined, recent studies have demonstrated a global shift away from surgery towards definitive chemoradiotherapy as primary treatment. Pooled overall survival was calculated to be 86% in patients managed with chemoradiation compared with 48% for those treated traditionally with surgery. Furthermore, local recurrence and metastatic rates were 25% vs 10% and 30% vs 13% for the chemoradiation vs conventional treatment cohorts.CONCLUSION: The changing paradigm in the treatment of rectal SCC holds great promise for improved outcomes in this rare disease. | Glen R Guerra Cherng H Kong Satish K Warrier Andrew C Lynch Alexander G Heriot Samuel Y Ngan | 2016 | World Journal of Gastrointestinal Surgery2016,8,3: | 5 |
| 7 | Clinical outcomes following salvage Gamma Knife radiosurgery for recurrent glioblastoma显示文摘Glioblastoma multiforme(GBM) is the most common malignant primary brain tumor with a survival prognosis of 14-16 mo for the highest functioning patients. Despite aggressive, multimodal upfront therapies, the majority of GBMs will recur in approximately six months. Salvage therapy options for recurrent GBM(r GBM) are an area of intense research. This study compares recent survival and quality of life outcomes following Gamma Knife radiosurgery(GKRS) salvage therapy. Following a Pub Med search for studies usingGKRS as salvage therapy for malignant gliomas, nine articles from 2005 to July 2013 were identified which evaluated rG BM treatment. In this review, we compare overall survival following diagnosis, overall survival following salvage treatment, progression-free survival, time to recurrence, local tumor control, and adverse radiation effects. This report discusses results for rG BM patient populations alone, not for mixed populations with other tumor histology grades. All nine studies reported median overall survival rates(from diagnosis, range:16.7-33.2 mo; from salvage, range:9-17.9 mo). Three studies identified median progression-free survival(range:4.6-14.9 mo). Two showed median time to recurrence of GBM. Two discussed local tumor control. Six studies reported adverse radiation effects(range:0%-46% of patients). The greatest survival advantages were seen in patients who received GKRS salvage along with other treatments, like resection or bevacizumab, suggesting that appropriately tailored multimodal therapy should be considered with each rG BM patient. However, there needs to be a randomized clinical trial to test GKRS for rG BM before the possibility of selection bias can be dismissed. | Erik W Larson Halloran E Peterson Wayne T Lamoreaux Alexander R MacKay Robert K Fairbanks Jason A Call Jonathan D Carlson Benjamin C Ling John J Demakas Barton S Cooke Christopher M Lee | 2014 | World Journal of Clinical Oncology2014,5,2: | 5 |
| 8 | Update in the treatment of intracranial atherosclerotic disease显示文摘This review highlights the recent evolution of the imaging,medical management,surgical options and endovascular therapies for symptomatic intracranial atherosclerotic disease(ICAD).Recent imaging developments including optical coherence tomography and other modalities to assess the intracranial arteries for symptomatic ICAD are reviewed,not only to diagnose ICAD but to determine if ICAD plaques have any high-risk features for treatment.Potential future developments in the treatment of ICAD are discussed,including the development of trackable drug-coated balloons for the cerebral circulation to treat primary or restenotic arteries,new iterations of self-expanding intracranial stents with easier delivery systems,and the re-examination of indirect surgical bypass techniques for revascularisation.In addition to these important technological developments,however,is the evolving evidence regarding the best treatment window for these techniques and additional factors in medical management which can improve patient outcomes in this devastating pathology. | Zachary R Barnard Michael J Alexander | 2020 | Stroke & Vascular Neurology2020,5,1: | 5 |
| 9 | Optimal surgical approach for the treatment of Quervains disease: A surgical-anatomical study显示文摘AIM To determine which of the common used incision techniques has the lowest chance of iatrogenic damage to the nerves which at risk are the superficial branch of the radial nerve(SBRN) and the Lateral Antebrachial Cutaneous Nerve(LABCN).METHODS Twenty embalmed arms were dissected and the course of the SBRN and the LABCN in each individual arm was marked and the distance between the two branches of the SBRN at the location of the First Extensor Compartment(FEC) was measured. This data was used as input in a visualization tool called Computer Assisted Anatomy Mapping(CASAM) to map the course of the nerves in each individual arm. RESULTS This image visualizes that in 90% of the arms, one branch of the SBRN crosses the FEC and one branch runs volar to the compartment. The distance between the two branches was 7.8 mm at the beginning of the FEC and 10.2 mm at the end. Finally the angle of incision at which the chance of damage to the nerves is lowest, is 19.4 degrees volar to the radius.CONCLUSION CASAM shows the complexity of the course of the SBRN over the FEC. None of the four widely used incision techniques has a significantly lower chance of iatrogenic nerve damage. Surgical skills are paramount to prevent iatrogenic nerve damage. | Alexander R Poublon Gert-Jan Kleinrensink Anton LA Kerver J Henk Coert Erik T Walbeehm | 2018 | World Journal of Orthopedics2018,9,2: | 3 |
| 10 | Haemoxygenase modulates cytokine induced neutrophil chemoattractant in hepatic ischemia reperfusion injury显示文摘AIM To investigate the hepatic microcirculatory changes due to Haemoxygenase(HO),effect of HO inhibition on remote ischemic preconditioning(RIPC) and modulation of CINC.METHODS Eight groups of animals were studied- Sham,ischemia reperfusion injury(IRI) the animals were subjected to 45 min of hepatic ischemia followed by three hours of reperfusion,RIPC(remote ischemic preconditioning) + IRI group,remote ischemic preconditioning in sham(RIPC + Sham),PDTC + IR(Pyridodithiocarbamate,HO donor),Zn PP + RIPC + IRI(Zinc protoporphyrin prior to preconditioning),IR-24(45 min of ischemia followed by 24 h of reperfusion),RIPC+IR-24(preconditioning prior to. After 3 and 24 h of reperfusion the animals were killed by exsanguination and samples were taken. RESULTS Velocity of flow(160.83 ± 12.24 μm/s),sinusoidal flow(8.42 ± 1.19) and sinusoidal perfusion index(42.12 ± 7.28) in hepatic IR were lower(P < 0.05) in comparison to RIPC and PDTC(HO inducer). RIPC increased velocity of flow(328.04 ± 19.13 μm/s),sinusoidal flow(17.75 ± 2.59) and the sinusoidal perfusion index(67.28 ± 1.82)(P < 0.05). PDTC(HO induction) reproduced the effects of RIPC in hepatic IR. PDTC restored RBC velocity(300.88 ± 22.109 μm/s),sinusoidal flow(17.66 ± 3.71) and sinusoidal perfusion(82.33 ± 3.5) to near sham levels. Zn PP(HO inhibition) reduced velocity of flow of RBC in the RIPC group(170.74 ± 13.43 μm/s and sinusoidal flow in the RIPC group(9.46 ± 1.34). Zn PP in RIPC(60.29 ± 1.82) showed a fall in perfusion only at 180 min of reperfusion. Neutrophil adhesion in IR injury is seen in both postsinusoidal venules(769.05 ± 87.48) and sinusoids(97.4 ± 7.49). Neutrophil adhesion in RIPC + IR injury is reduced in both postsinusoidal venules(219.66 ± 93.79) and sinusoids(25.69 ± 9.08)(P < 0.05). PDTC reduced neutrophil adhesion in both postsinusoidal venules(89.58 ± 58.32) and sinusoids(17.98 ± 11.01)(P < 0.05) reproducing the effects of RIPC. Zn PP(HO inhibition) increased venular(589.04 ± 144.36) and sinusoidal neutrophil adhesion in preconditioned animals(121.39 ± 30.65)(P < 0.05). IR after 24 h of reperfusion increased venular and sinusoidal neutrophil adhesion in comparison to the early phase and was significantly reduced by RIPC. Hepatocellular cell death in IRI(80.83 ± 13.03),RIPC + IR(17.35 ± 2.47),and PTDC+IR(11.66 ± 1.17) Zn PP + RIPC + IR(41.33 ± 3.07) reduced hepatocellular death. Zn PP significantly increased hepatocellular death(P < 0.05 PTDC/RIPC vs Zn PP and IR). The CINC cytokine levels in sham(101.32 ± 6.42). RIPC + sham(412.18 ± 65.24) as compared to sham(P < 0.05). Hepatic IR(644.08 ± 181.24)(P < 0.05). RIPC CINC-1 levels in the early phase(401.62 ± 78.56). And PDTC(HO inducer) CINC-1 levels in hepatic IR(413.36 ± 63.06) were significantly lower. HO inhibition in preconditioned animals with Zinc protoporphyrin increased serum CINC levels(521.81 ± 74.9)(P < 0.05). The serum CINC levels were high in the late phase of hepatic IR(15306 ± 1222.04). RIPC reduced CINC levels in the late phase of IR(467.46 ± 26.06),P < 0.05.CONCLUSION RIPC protects hepatic microcirculation by induction of HO and modulation of CINC in hepatic IR. | Niteen Tapuria Sameer Junnarkar Mahmoud Abu-amara Barry Fuller Alexander M Seifalian Brian R Davidson | 2016 | World Journal of Gastroenterology2016,22,33: | 3 |
| 11 | Estimation of tail-related risk measures for heteroscedastic financial time series: an extreme value approach显示文摘 | Alexander J. McNeil Rüdiger Frey | 2000 | Journal of Empirical Finance2000,,3: | 3 |
| 12 | Colonoscopy quality with Entonox? vs intravenous conscious sedation:18608 colonoscopy retrospective study显示文摘AIM To compare colonoscopy quality with nitrous oxide gas(Entonox?) against intravenous conscious sedation using midazolam plus opioid.METHODS A retrospective analysis was performed on a prospectively held database of 18608 colonoscopies carried out in Lothian health board hospitals between July 2013 and January 2016.The quality of colonoscopies performed with Entonox was compared to intravenous conscious sedation(abbreviated in this article as IVM).Furthermore,the quality of colonoscopies performed with an unmedicated group was compared to IVM.The study used the following key markers of colonoscopy quality:(1) patient comfort scores;(2) caecal intubation rates(CIRs); and (3) polyp detection rates (PDRs).We used binary logistic regression to model the data.RESULTS There was no difference in the rate of moderate-toextreme discomfort between the Entonox and IVM groups (17.9% vs 18.8%; OR = 1.06,95%CI: 0.95-1.18,P = 0.27).Patients in the unmedicated group were less likely to experience moderate-to-extreme discomfort than those in the IVM group(11.4% vs 18.8%; OR = 0.71,95%CI: 0.60-0.83,P < 0.001).There was no difference in caecal intubation between the Entonox and IVM groups(94.4% vs 93.7%; OR = 1.08,95%CI: 0.92-1.28,P = 0.34).There was no difference in caecal intubation between the unmedicated and IVM groups (94.2% vs 93.7%; OR = 0.98,95%CI: 0.79-1.22,P = 0.87).Polyp detection in the Entonox group was not different from IVM group (35.0% vs 33.1%; OR = 1.01,95%CI: 0.93-1.10,P = 0.79).Polyp detection in the unmedicated group was not significantly different from the IVM group (37.4% vs 33.1%; OR = 0.97,95%CI: 0.87-1.08,P = 0.60).CONCLUSION The use of Entonox was not associated with lower colonoscopy quality when compared to intravenous conscious sedation using midazolam plus opioid. | Alexander R Robertson Nicholas A Kennedy James A Robertson Nicholas I Church Colin L Noble | 2017 | World Journal of Gastrointestinal Endoscopy2017,9,9: | 3 |
| 13 | EGF promotes mammalian cell growth by suppressing cellular senescence显示文摘 | Peter B Alexander Lifeng Yuan Pengyuan Yang Tao Sun Rui Chen Handan Xiang Jiekai Chen Haoyu Wu Daniel R Radiloff Xiao-Fan Wang | 2015 | Cell Research2015,25,1: | 3 |
| 14 | Fondaparinux预防老年急性内科患者发生静脉血栓形成的效果与安全性:随机安慰剂对照研究显示文摘目的:观察 Fondaparinux 对具有中高度静脉血栓发生危险的老年急性内科住院患者的抗凝效果与安全性。设计:双盲随机安慰剂对照研究。背景:8个国家的35个中心。参与者:849例≥60岁内科患者,住院原因分别为充血性心力衰竭、慢性肺病合并急性呼吸系统疾患、急性炎症性或感染性疾病,预期至少住院4天以上。干预:2.5 mg Fondaparinux 或安慰剂,每天1次皮下注射,持续6~14天。观察指标:主要指标为静脉血栓形成(治疗后15天内采用双侧静脉造影检查)及有症状的静脉血栓;次要指标为死亡与出血。患者随访时间为1个月。结果:Fondaparinux 治疗组425例患者和安慰剂组414例患者接受了安全性分析(10例未治疗)。644例患者(75.9%)可接受主要指标分析。静脉血栓检出率在 Fondaparinux 治疗组为5.6%(18/321),安慰剂组为10.5%(34/323),相对危险减少46.7%(95% CI 7.7%~69.3%)。安慰剂组5例患者发生有症状的静脉血栓,Fondaparinux治疗组无患者发生有症状的静脉血栓(P=0.029)。两组均有1例(0.2%)患者发生严重出血。随访结束时,安慰剂组、Fondaparinux 治疗组分别死亡25(6.0%)、14(3.3%)例患者。结论:Fondaparinux 可有效预防急性内科老年患者无症状性及有症状的静脉血栓。严重出血几率两组相似。 | Alexander T Cohen Bruce L Davidson Alexander S Gallus Michael R Lassen Martin H Prins Witold Tomkowski Alexander G G Turpie Jan F M Egberts Anthonie W A Lensing 石汉平(译) 王深明(校) | 2006 | 英国医学杂志中文版2006,9,5: | 3 |
| 15 | Overvoltage control during restoration显示文摘 | Adibi M M Alexander R W Avramovic B | 1992 | IEEE Trans on Power Systems1992,7,4: | 2 |
| 16 | Intra-abdominal drainage following pancreatic resection:A systematic review显示文摘AIM: To study all the aspects of drain management in pancreatic surgery.METHODS: We conducted a systematic review according to the PRISMA guidelines. We searched the Cochrane Central Registry of Controlled Trials,EMBASE,Web of Science,and Pub Med(MEDLINE) for relevant articles on drain management in pancreatic surgery. The reference lists of relevant studies were screened to retrieve any further studies. We included all articles that reported clinical studies on human subjects with elective pancreatic resection and that compared various strategies of intra-abdominal drain management,such as drain vs no drain,selective drain use,early vs late drain extraction,and the use of different types of drains. RESULTS: A total of 19 studies concerned with drain management in pancreatic surgery involving 4194 patients were selected for this systematic review. We included studies analyzing the outcomes of pancreatic resection with and without intra-abdominal drains,studies comparing early vs late drain removal and studies analyzing different types of drains. The majority of the studies reporting equal or superior results for pancreatic resection without drains were retrospective and observational with significant selection bias. One recent randomized trial reported higher postoperative morbidity and mortality with routine omission of intraabdominal drains. With respect to the timing of drain removal,all of the included studies reported superior results with early drain removal. Regarding the varioustypes of drains,there is insufficient evidence to determine which type of drain is more suitable following pancreatic resection. CONCLUSION: The prophylactic use of drains remains controversial. When drains are used,early removal is recommended. Further trials comparing types of drains are ongoing. | Filip Cecka Martin Lovecek Bohumil Jon Pavel Skalicky Zdeněk Subrt Cestmír Neoral Alexander Ferko | 2015 | World Journal of Gastroenterology2015,21,40: | 2 |
| 17 | 鼻咽刷片细胞学检查和EB病毒检测在鼻咽癌诊断中的意义显示文摘目的 :探讨鼻咽细胞学检查结合DNA核型判断和细胞EB病毒检测在可疑鼻咽癌病人筛查中的作用。方法 :分别对 6 6例可疑鼻咽癌就诊病人作鼻咽刷片细胞学诊断和应用CAS2 0 0图像分析仪测定涂片细胞DNA含量 ,细胞学癌阳性病例同时作EB病毒编码RNA(EBERs)原位杂交。结果 :与组织学诊断相比 ,细胞学诊断和DNA非二倍体诊断癌的敏感性分别为6 6 %和 5 5 % ,两者结合判断不能提高敏感性 ,并且假阴性率高 ;细胞学癌阳性病例的癌细胞核EBERs阳性率 92 .1% ,其中 6例DNA二倍体核型病例均呈EBERs阳性 ,可诊断为鼻咽癌。结论 :鼻咽细胞学检查结合DNA核型判断不能提高可疑鼻咽癌病人的诊断率 ,不适用于鼻咽癌筛查。细胞涂片的EB病毒原位杂交方法 ,在鼻咽癌可疑病人的诊断和鉴别诊断上具有重大实用价值 。 | 陈茂怀 Alexander R Chang 李川军 梁小曼 罗锡源 | 2000 | 临床与实验病理学杂志2000,16,6: | 2 |
| 18 | Some 7-Substituted 4-aminoquinoline derivatives显示文摘 | Alexander R S Henry F H | 1946 | J Am Chem Soc1946,18,: | 2 |
| 19 | Risk factors associated with major cerebrovascular complications after intracranial stenting显示文摘 | F Nahab M J. Lynn S E. Kasner M J. Alexander R Klucznik O O. Zaidat J Chaloupka H Lutsep S Barnwell M Mawad B Lane M I. Chimowitz | 2009 | Neurology2009,,23: | 2 |
| 20 | Right Portal Vein Ligation Combined With In Situ Splitting Induces Rapid Left Lateral Liver Lobe Hypertrophy Enabling 2-Staged Extended Right Hepatic Resection in Small-for-Size Settings显示文摘 | Andreas A. Schnitzbauer Sven A. Lang Holger Goessmann Silvio Nadalin Janine Baumgart Stefan A. Farkas Stefan Fichtner-Feigl Thomas Lorf Armin Goralcyk Rüdiger H?rbelt Alexander Kroemer Martin Loss Petra Rümmele Marcus N. Scherer Winfried Padberg Alfred K? | 2012 | Annals of Surgery2012,,3: | 2 |