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| 1 | Missed diagnosis of early gastric cancer or high-grade intraepithelial neoplasia显示文摘AIM: To investigate the causes of missed diagnosis of early gastric cancer (EGC) or high-grade intraepithelial neoplasia (HGIN) in Chongqing, China. METHODS: The present study summarizes 103 cases of EGC/HGIN detected by esophagogastroduodenos-copy (EGD) and pathological analysis from January 2010 to December 2011. Dimethyl silicone oil was administrated orally 15 min before the EGD procedures. The stomach was cleaned by repeated washing with saline when the gastroscope entered the stomach cavity. Suspected EGC lesions were subject to conventional biopsy sampling and pathological examinations. The correlation between lesion locations, endoscopic morphology of cancerous sites, training level of the examiners, pathological biopsies, and missed diagnosis was analyzed. RESULTS: Twenty-three cases were missed among the 103 cases (22.23%) of EGC/HGIN. The rate of missed EGC in the gastroesophageal junction (8/19, 42.1%) was significantly higher than at other sites (15/84, 17.86%) (χ2 = 5.253, P = 0.022). In contrast, the rate of missed EGC in the lower stomach body (2/14, 14.29%) was lower than at other sites (21/89,23.6%), but there were no significant differences (χ2 = 0.289, P = 0.591). The rate of missed EGC in the gastric antrum (5/33, 15.15%) was lower than at other sites (18/70, 25.71%), but there were no significant differences (χ2 = 1.443, P = 0.230). Endoscopists from less prestigious hospitals were more prone to not diagnosing EGC than those from more prestigious hospitals (χ2 = 4.261, P = 0.039). When the number of biopsies was < 4, the rate of missed diagnosis was higher (20/23, 89.96%) than for when there were > 4 biopsies (3/23, 13.04%) (P < 0.001). In addition, there was no significant difference in the rate of missed diagnosis in patients with 1-3 biopsy specimens (χ2 = 0.141, P = 0.932). CONCLUSION: Endoscopists should have a clear understanding of the anatomical characteristics of the esophagus/stomach, and endoscopic identification of early lesions increases with the number of biopsies. | Wei Ren Jin Yu Zhi-Mei Zhang Yuan-Kun Song Yi-Hui Li Lei Wang | 2013 | World Journal of Gastroenterology2013,19,13: | 58 |
| 2 | Compressed Sensing of Wireless Sensor Networks Data with Missed Measurements显示文摘In Wireless sensor networks(WSNs),missed measurements may be caused by the sensor malfunction and interruption of communication between sensor nodes. The feasibility of exact recovery of WSNs data with missed measurements is analyzed in the framework of compressed sensing. A new incomplete measurement model was developed and the data reconstruction algorithm was proposed. The required number of the missing measurements and the sparsity condition of network data are found for exact compressed sensing of WSNs data.Theoretical derivation shows that a WSNs data of length N with no more than M/(log(N/M) + 1) nonzero coefficients can be exactly recovered with M Gaussian measurements,provided that fraction of the missed measurements is less than a quarter of the Restricted isometry property(RIP)constant squared. Simulation results validate the theoretical results. | WANG Kai LIU Yulin WAN Qun JING Xiaojun | 2015 | Chinese Journal of Electronics2015,24,2: | 3 |
| 3 | Myxopapillary Ependymoma椎管内黏液乳头型室管膜瘤显示文摘Key facts Distinct type of slow-growing ependymoma.Most common tumor of conus/cauda equina/filum terminale.Cysts,hemorrhage common(may cause acute nonaneurysmal SAH)Often presents with back pain,and can be missed if scans don't include conus!Imaging finding General features Best imaging clue is enhancing cauda equina mass with hemorrhage. | brant-zawadzki m chen mz moore kr 关键 | 2016 | 影像诊断与介入放射学2016,25,6: | 1 |
| 4 | 狼和驴显示文摘有一次,狼在村外的路上碰到了一头驴。'我要把你吃掉。'狼说。'当然喽,'驴一边应答着,一边飞快地转动脑筋,'但是,别在这条路上吃我,别人都能看见,我会觉得很丢人的。带我到森林去吧。别担心我会试图逃跑, | | 2008 | 东方少年(快乐文学)2008,0,12: | 0 |
| 5 | 暗含否定的only显示文摘only作副词用时,通常表示强调,含有“仅仅”、“只”之意,例如: Only in this way can we wipe out the enemy troops. 只有用这样的方法我们才能消灭敌军。 He is only a child.他还不过是个小孩。但副词only还有另外一种用法。请看下面一个句子: She missed the bus and had to take the next one,but it was still only five to eight when she reached | 李道胜 | 1991 | 语言教育1991,0,1: | 0 |
| 6 | 看图写作(二)显示文摘 | 毛凌峰 | 2005 | 英语自学2005,,2: | 0 |
| 7 | MICROVASCULAR DECOMPRESSION FOR TRIGEMINAL NEURALGIA显示文摘Of 42 patients undergoing a microvascular decompression for trigemiaal neuralgia with a follow-up of 4 to 7 years,32(76.19%)had no postoperative recurrence of neuralgic pain,4(9.52%)had a minor recurrence and 6 (14.29%) had a major recurrence.It was considered that the neuralgic recurrence might be dae to some possibly missed pathogenis vessel during operation or a new compression of the trigeminal nerve root occuring after operatoin. | 孙树岩 尹居中 邱林利 | 1994 | Chinese Medical Journal1994,,4: | 0 |
| 8 | 美国学生守则(英文)显示文摘These are the rules for attending school in the United States.Kindergarten through high | 马青云 | 1993 | 语言教育1993,0,6: | 0 |
| 9 | “动词+动名词”结构小结显示文摘英语中有些及物动词后跟动词作宾语时,只能跟动名词形式,而不可跟动词不定式形式。这一语法现象是英语考试中的常考考点,同学们必须牢记于心,并熟练掌握。为了便于大家记忆,现将常见的十三个词的用法归纳如下: | 周向东 | 2012 | 语数外学习(初中版)(下旬)2012,0,6: | 0 |
| 10 | 高考“情态动词+不定式完成式”试题显示文摘“情态动词+不定式完成式”几乎是每年高考必考项目之一。总的来说,这种结构表示说话人对过去情况的猜测、设想或判断。具体到每个情态动词。这个结构则有着较大的意义差别,现分述如下: 一、'should或ought to+have+-ed分词”表示过去本应该做,但实际上并未做某事,“shouldn’t或oughtn’t to+have+=ed分词”则表示过去本不应该做的事但却做了。两种情况都含有强烈的责备、批评意味。 | 牛文玉 王冬梅 | 1996 | 语言教育1996,0,1: | 0 |
| 11 | Pathological characteristics of coronary artery disease in elderly patients aged 80 years and over显示文摘Objective To define the pathological changes of coronary artery and compare the clinical diagnosis and pathological diagnosis differences in elderly patients aged 80and over.Methods A total of 909 autopsy cases aged60-100 years in our hospital from April 1 1969 to October31 2013 were analyzed.The prevalence and | 王华 | 2016 | China Medical Abstracts(Internal Medicine)2016,33,1: | 0 |
| 12 | a和an的用法小结显示文摘1.用a还是an,一般说来,以辅音或半元音[j,w(]注意:不是字母)开头的词前要用a。以元音开头的词前要用an。例如:He has a watch.他有一块手表。He’s a European.他是欧洲人。This is an honest boy.这是一个诚实的男孩。 | 安华 | 2012 | 语数外学习(初中版)(上旬)2012,0,12: | 0 |
| 13 | 历届高考考查重点归纳——动名词部分显示文摘作宾语的:(有[ ]的为答案)1.I can hardly imagine Peter__across the Atlantic Ocean in five days.(1991 MET) A.sail B.to sait [C].sailing D.to have sailed2.The squirrel was lucky that it just missed__.(1987) A.catching B.to be caught [C].being caught D.to | 汪学财 罗艳枚 | 1992 | 语言教育1992,0,9: | 0 |
| 14 | 最好的棒球选手(英文)显示文摘A little kid was talking to himself as he walked through his backyard,wearing his baseball cap and carrying a bat and ball.'I’m the greatest batter(击球运动员)in the world,'he announced.Then,he tossed the ball into the air,swung at it,and missed.'Strike One!'he yelled.He picked up the ball and said again,'I’m the greatest swinger in the world!'He tossed the ball into the air.When it came down he swung again and missed.'Strike Two!' | 廖昕妤 | 2013 | 英语画刊(高一、高二综合版)2013,0,2: | 0 |
| 15 | 英语动词考点专练(英文)显示文摘1. (NMET 2006, Ⅰ) We the last bus and didn’t have any money for taxi, so we had to walk home.A. reached B. lost C. missed D. | 张宗奎 | 2007 | 中学英语园地(高三版)2007,0,3: | 0 |
| 16 | REAL—TIME AND GENERAL—PURPOSE TIME—COMPRESSED CORRELATOR显示文摘The time-compressed correlator has been widely applied in active sonar design since 1960‘s.Theprinciples of DELTIC and MACORMATIC cannot be directly used in passive sonar due to the limita-tion of sampling frequency and data length.Otherwise the input data will be missed periodically in thesystem output.An Alternative Access Time-Compressed Correletor(ALATIC)is proposed in thispaper.By using a buffer register the correlation operation of arbitrary length can be done in real time.This model is a general purpose correlator,which can be used in both active and passive sonars.The run-ning positive order and inverse order register and the shift positive order and inverse order model arepresented.The hardware implementation and the flow chart graph of ALATIC are also described.Themodel presented in this paper can be used in digital sonar design. | Li, Qihu Sun, Zeng Sun, Changyu | 1989 | Chinese Journal of Acoustics1989,8,3: | 0 |
| 17 | We Missed Santa显示文摘玛丽家有5口人,他们是爸爸、妈妈、汤姆、彼得和玛丽。圣诞节前一天的晚上,除了玛丽,家里的每个人都睡觉了。 | 陈雪军 阿桑 | 2010 | 英语大王2010,,12: | 0 |
| 18 | For retail Apps,beating the uninstall is the Holy Grail显示文摘More than any other time of the year,everyone is shopping and nobody wants to overpay because they missed out on a coupon or promo code.Customers have found the easiest way to save is by downloading a smartphone app.But after the transaction is completed...they hit the delete button.This dance doesn’t play out only during the holidays,though.Savvy consumers do this all year long-leaving brands and retailers to wonder how | Flora Zhao | 2016 | China Textile2016,,1: | 0 |
| 19 | 浅析on的一种特殊用法显示文摘高中英语课本第二册中有这样两个句子:He lay on his back,his teeth set.He climbed the tree in the cage,he stood on his head.这两个句子中各有一个介词 on,由于一般词典工具书上没有收入 on的这种用法,或介绍不详。 | 王一波 | 1997 | 语言教育1997,0,8: | 0 |
| 20 | Problem of presently available diagnostic tests for Zika virus infection: View from Thailand显示文摘Dear Editor,Zika virus infection is the present global issue due to the finding of occurrence of congenital defect relating to this infection[1,2].The disease is a dengue-like infection,hence,it is well-known that the missed and under diagnosis is possible[1,2].However,the big concern is on the reliability of the presently available diagnostic tests for diagnosing Zika virus infection.Here,the authors appraise on previous | Beuy Joob Viroj Wiwanitkit | 2016 | Asian Pacific Journal of Tropical Biomedicine2016,6,8: | 0 |