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| 1 | Can intravesical prostatic protrusion predict bladder outlet obstruction even in men with good flow?显示文摘Objective:Men with benign prostate hyperplasia(BPH)with good urinary flow may still have bladder outlet obstruction(BOO).Intravesical prostatic protrusion(IPP)has been shown to be able to predict BOO.We aim to investigate the use of IPP to predict BOO in men with good urinary flow.Methods:One hundred and fourteen consecutive men(>50 years old)presenting with lower urinary tract symptoms suggestive of BPH were recruited in 2001 and 2002.They were evaluated with serum prostate specific antigen(PSA),uroflowmetry and transabdominal ultrasound measurement of IPP and prostate volume(PV).Pressure-flow urodynamic studies were performed on all men and BOO was defined by BOO index>40.Men with Qmax12.0 mL/s were considered to have good flow.Results:Among the 114 men,61 patients had good urinary flow.Their median age,PV and Qmax were 66 years,32.9 mm3 and 14.5 mL/s respectively.14/61(23.0%)patients had BOO and their distribution of IPP were as follows:Grade 1 e 0/20(0%)obstructed,Grade 2 e 6/22(27.3%)and Grade 3 e 8/19(42.1%).Sensitivity of Grade 2/3 IPP for BOO was 100% while specificity of Grade 3 IPP was 76.6%.The area-under-curve(AUC)for IPP was greater than that for PV(0.757 vs.0.696).Conclusion:Even in men with good flow,high grades of IPP were more likely to have BOO and hence,may be a useful adjunct to predict BOO. | Alvin Lee Han Jie Lee Kok Bin Lim Hong Hong Huang Henry Ho Keong Tatt Foo | 2016 | Asian Journal of Urology2016,3,1: | 4 |
| 2 | Patients with small prostates and low-grade intravesical prostatic protrusion e A urodynamic evaluation显示文摘Abstract Objective:Despite high-grade intravesical prostatic protrusion(IPP)being closely related to bladder outlet obstruction(BOO),up to 21%of patients with low IPP remain obstructed.This study evaluates the characteristics and urodynamic findings of men with small prostates and low IPP.Methods:One hundred and fourteen men aged>50 years old with lower urinary tract symptoms(LUTS)were assessed with symptoms,uroflowmetry,serum prostate-specific antigen(PSA),transabdominal ultrasound measurement of prostate volume(PV),IPP and post-void residual urine(PVRU).All patients underwent pressure flow studies.Patients with PV<30 mL and IPP10 mm were examined for parameters correlating with BOO or impaired detrusor contractility.Results:Thirty-six patients had PV<30 mL and IPP<10 mm.Nine patients(25.0%)had urodynamic BOO,all with normal bladder contractility.Fourteen patients(38.9%)had poor detrusor contractility and all had no BOO.PV,PVRU and IPP were significantly associated with BOO,with IPP showing greatest positive correlation.Both Qmax and IPP were significantly associated with detrusor contractility.At 5-year follow-up,most patients responded to medical therapy.Only three out of nine patients(33.3%)with BOO eventually underwent surgery,and all had a high bladder neck seen on the resectoscope.Only one patient(7.1%)with poor detrusor contractility eventually required surgery after repeat pressure flow study revealed BOO.Conclusion:In men with small prostates and low IPP,the presence of BOO is associated with higher PV,PVRU and IPP,and most respond well to medical management.BOO can possibly be explained by elevation of the bladder neck by a small subcervical adenoma. | Han Jie Lee Alvin Lee Hong Hong Huang Palaniappan Sundaram Keong Tatt Foo | 2017 | Asian Journal of Urology2017,4,4: | 2 |
| 3 | Phytoplankton Biomass and Production in Subtropical Hong Kong Waters: Influence of the Pearl River Outflow显示文摘 | Alvin Y. T. Ho Jie Xu Kedong Yin Yuelu Jiang Xiangcheng Yuan Lei He Donald M. Anderson Joseph H. W. Lee Paul J. Harrison | 2010 | Estuaries and Coasts2010,,1: | 1 |
| 4 | Bee Venom Injection Significantly Reduces Nociceptive Behavior in the Mouse Formalin Test via Capsaicin-Insensitive Afferents显示文摘 | Dae-Hyun Roh Hyun-Woo Kim Seo-Yeon Yoon Seuk-Yun Kang Young-Bae Kwon Kwang-Hyun Cho Ho-Jae Han Yeon-Hee Ryu Sun-Mi Choi Hye-Jung Lee Alvin J. Beitz Jang-Hern Lee | 2006 | Journal of Pain2006,,7: | 1 |
| 5 | Whole genome RNA expression profiling of endoscopic biliary brushings provides data suitable for biomarker discovery in cholangiocarcinoma显示文摘 | Michael H. Chapman Robert Tidswell James S. Dooley Neomal S. Sandanayake Virginie Cerec Maesha Deheragoda Alvin J.X. Lee Charles Swanton Fausto Andreola Stephen P. Pereira | 2011 | Journal of Hepatology2011,,4: | 1 |
| 6 | Ultraviolet index forecasts issued by the National Weather Service显示文摘 | Long Carig S Alvin J Miller Lee Hai-Tien | 1996 | Bulletin of the American Meteorological Society1996,77,4: | 1 |
| 7 | Fuzzy data reconciliation in reacting and non-reacting process data for life cycle inventory analysis 显示文摘 | Raymond R T Lee Michael A B Alvin B C | 2007 | Journal of Cleaner Production2007,15,10: | 1 |
| 8 | Topical mitomycin-C for obstructing endobronchial granuloma显示文摘 | Alvin Penafiel Pyng Lee Anne Hsu | 2006 | Ann Thorac Surg2006,82,3: | 1 |
| 9 | The hepatitis B virus X protein sensitizes HepG2 cells to UV light-induced DNA damage显示文摘 | Alvin TC Lee Jianwei Ren Ee-Tsin Wong | 2005 | J Biol Chem2005,280,33: | 1 |
| 10 | Robotic Partial Nephrectomy with Superselective Versus Main Artery Clamping: A Retrospective Comparison显示文摘 | Mihir M. Desai Andre Luis de Castro Abreu Scott Leslie Jei Cai Eric Yi-Hsiu Huang Pierre-Marie Lewandowski Dennis Lee Arjuna Dharmaraja Andre K. Berger Alvin Goh Osamu Ukimura Monish Aron Inderbir S. Gill | 2014 | European Urology2014,,: | 1 |
| 11 | Confronting the risks of terrorism: making the right decisions显示文摘 | B. John Garrick James E. Hall Max Kilger John C. McDonald Tara O’Toole Peter S. Probst Elizabeth Rindskopf Parker Robert Rosenthal Alvin W. Trivelpiece Lee A. Van Arsdale Edwin L. Zebroski | 2004 | Reliability Engineering and System Safety2004,,2: | 1 |
| 12 | Fuzzy data reconciliation in reacting and non-reacting process data for life cycle inventory analysis 显示文摘 | Raymond R T Lee Michael A B Alvin B C | 2007 | Journal of Cleaner Production2007,15,10: | 1 |
| 13 | Visual Experiences During Vitreous Surgery Under Regional Anesthesia: A Multicenter Study显示文摘 | Colin S.H. Tan Usman Mahmood Paul D. O’Brien Stephen Beatty Alvin K.H. Kwok Vincent Y.W. Lee Kah-Guan Au Eong | 2005 | American Journal of Ophthalmology2005,,6: | 1 |
| 14 | ULTRASHORT PULSE MULTISPECTRAL NON-LINEAR OPTICAL MICROSCOPY显示文摘Ultrashort pulse,multispectral non-linear optical microscopy(NLOM)is developed and used to image,simultaneously,a mixed population of cells expressing different fluorescent protein mutants in a 3D tissue model of angiogenesis.Broadband,sub-10-fs pulses are used to excite multiple fluorescent proteins and generate second harmonic in collagen.A 16-channel multispectral detector is used to delineate the multiple non-linear optical signals,pixel by pixel,in NLOM.The ability to image multiple fluorescent protein mutants and collagen,enables serial measurements of cell-cell and cell-matrix interactions in our 3D tissue model and characterization of fundamental processes in angiogenic morphogenesis. | ADAM M.LARSON ANTHONY LEE PO-FENG LEE KAYLA J.BAYLESS ALVIN T.YEH | 2009 | Journal of Innovative Optical Health Sciences2009,2,1: | 0 |
| 15 | Improving detection of cerebral small vessel disease aetiology in patients with isolated lobar intracerebral haemorrhage显示文摘Background and purpose We evaluate whether non-haemorrhagic imaging markers(NHIM)(white matter hyperintensity patterns,lacunes and enlarged perivascular spaces(EPVS))can discriminate cerebral amyloid angiopathy(CAA)from hypertensive cerebral small vessel disease(HTN-cSVD)among patients with isolated lobar intracerebral haemorrhage(isolated-LICH).Methods In patients with isolated-LICH,four cSVD aetiologic groups were created by incorporating the presence/distribution of NHIM:HTN-cSVD pattern,CAA pattern,mixed NHIM and no NHIM.CAA pattern consisted of patients with any combination of severe centrum semiovale EPVS,lobar lacunes or multiple subcortical spots pattern.HTN-cSVD pattern consisted of any HTN-cSVD markers:severe basal ganglia PVS,deep lacunes or peribasal ganglia white matter hyperintensity pattern.Mixed NHIM consisted of at least one imaging marker from either pattern.Our hypothesis was that patients with HTN-cSVD pattern/mixed NHIM would have a higher frequency of left ventricular hypertrophy(LVH),which is associated with HTN-cSVD.Results In 261 patients with isolated-LICH,CAA pattern was diagnosed in 93 patients,HTN-cSVD pattern in 53 patients,mixed NHIM in 19 patients and no NHIM in 96 patients.The frequency of LVH was similar among those with HTN-cSVD pattern and mixed NHIM(50%vs 39%,p=0.418)but was more frequent in HTN-cSVD pattern compared with CAA pattern(50%vs 20%,p<0.001).In a regression model,HTN-cSVD pattern(OR:7.38;95%CI 2.84 to 19.20)and mixed NHIM(OR:4.45;95%CI 1.25 to 15.90)were found to be independently associated with LVH.Conclusion Among patients with isolated-LICH,NHIM may help differentiate HTN-cSVD from CAA,using LVH as a marker for HTN-cSVD. | Alvin S Das Elif Gokcal Robert W Regenhardt Mitchell J Horn Kristin Schwab Nader Daoud Anand Viswanathan W Taylor Kimberly Joshua N Goldstein Alessandro Biffi Natalia Rost Jonathan Rosand Lee H Schwamm Steven M Greenberg M Edip Gurol | 2023 | Stroke & Vascular Neurology2023,8,1: | 0 |
| 16 | 金钱回报非企业家创业之主要动机显示文摘唯利是图可以说是商人的一种天性。但企业家开创事业时,却不一定着重于金钱回报。
比如20世纪90年代的比尔·盖茨(BillGates),21世纪的史蒂夫·乔布斯(SteveJobs)以及“谷歌男孩”拉里·佩奇(LarryPage)和谢尔盖.布尔(SergeyBrin),还有Facebook创始人马克·扎克伯格(MarkZuckerberg)。这些人催生的革命性技术,改变了人们的工作和互动方式,并成为一种文化现象。 | Alvin Lee 黄志鹃(译) | 2013 | 南方企业家2013,,3: | 0 |
| 17 | Fungal diversity notes 491–602: taxonomic and phylogenetic contributions to fungal taxa显示文摘This is a continuity of a series of taxonomic and phylogenetic papers on the fungi where materials were collected from many countries,examined and described.In addition to extensive morphological descriptions and appropriate asexual and sexual connections,DNA sequence data are also analysed from concatenated datasets to infer phylogenetic relationships and substantiate systematic positions of taxa within appropriate ranks.Wherever new species or combinations are proposed,we apply an integrative approach using morphological and molecular data as well as ecological features wherever applicable.Notes on 112 fungal taxa are compiled in this paper including Biatriosporaceae and Roussoellaceae,Didysimulans gen.nov.,81 new species,18 new host records and new country records,five reference specimens,two new combinations,and three sexual and asexual morph reports.The new species are Amanita cornelii,A.emodotrygon,Angustimassarina alni,A.arezzoensis,A.italica,A.lonicerae,A.premilcurensis,Ascochyta italica,A.rosae,Austroboletus appendiculatus,Barriopsis thailandica,Berkleasmium ariense,Calophoma petasitis,Camarosporium laburnicola,C.moricola,C.grisea,C.ossea,C.paraincrustata,Colletotrichum sambucicola,Coprinopsis cerkezii,Cytospora gelida,Dacrymyces chiangraiensis,Didysimulans italica,D.mezzanensis,Entodesmium italica,Entoloma magnum,Evlachovaea indica,Exophiala italica,Favolus gracilisporus,Femsjonia monospora,Fomitopsis flabellata,F.roseoalba,Gongronella brasiliensis,Helvella crispoides,Hermatomyces chiangmaiensis,H.chromolaenae,Hysterium centramurum,Inflatispora caryotae,Inocybe brunneosquamulosa,I.luteobrunnea,I.rubrobrunnea,Keissleriella cirsii,Lepiota cylindrocystidia,L.flavocarpa,L.maerimensis,Lophiotrema guttulata,Marasmius luculentus,Morenoina calamicola,Moelleriella thanathonensis,Mucor stercorarius,Myrmecridium fluviae,Myrothecium septentrionale,Neosetophoma garethjonesii,Nigrograna cangshanensis,Nodulosphaeria guttulatum,N.multiseptata,N.sambuci,Panus subfasciatus,Paraleptosphaeria padi,Paraphaeosphaeria viciae,Parathyridaria robiniae,Penicillium punicae,Phaeosphaeria calamicola,Phaeosphaeriopsis yuccae,Pleurophoma italica,Polyporus brevibasidiosus,P.koreanus,P.orientivarius,P.parvovarius,P.subdictyopus,P.ulleungus,Pseudoasteromassaria spadicea,Rosellinia mearnsii,Rubroboletus demonensis,Russula yanheensis,Sigarispora muriformis,Sillia italica,Stagonosporopsis ailanthicola,Strobilomyces longistipitatus,Subplenodomus galicola and Wolfiporia pseudococos.The new combinations are Melanomma populina and Rubroboletus eastwoodiae.The reference specimens are Cookeina tricholoma,Gnomoniopsis sanguisorbae,Helvella costifera,Polythrincium trifolii and Russula virescens.The new host records and country records are Ascochyta medicaginicola,Boletellus emodensis,Cyptotrama asprata,Cytospora ceratosperma,Favolaschia auriscalpium,F.manipularis,Hysterobrevium mori,Lentinus sajor-caju,L.squarrosulus,L.velutinus,Leucocoprinus cretaceus,Lophiotrema vagabundum,Nothophoma quercina,Platystomum rosae,Pseudodidymosphaeria phlei,Tremella fuciformis,Truncatella spartii and Vaginatispora appendiculata and three sexual and asexual morphs are Aposphaeria corallinolutea, Dothiorabuxi and Hypocrella calendulina. | Saowaluck Tibpromma Kevin D.Hyde Rajesh Jeewon Sajeewa S.N.Maharachchikumbura Jian-Kui Liu D.Jayarama Bhat E.B.Gareth Jones Eric H.C.McKenzie Erio Camporesi Timur S.Bulgakov Mingkwan Doilom AndreLuiz Cabral Monteiro de Azevedo Santiago Kanad Das Patinjareveettil Manimohan Tatiana B.Gibertoni Young Woon Lim Anusha Hasini Ekanayaka Benjarong Thongbai Hyang Burm Lee Jun-Bo Yang Paul M.Kirk Phongeun Sysouphanthong Sanjay K.Singh Saranyaphat Boonmee Wei Dong K.N.Anil Raj K.P.Deepna Latha Rungtiwa Phookamsak Chayanard Phukhamsakda Sirinapa Konta Subashini C.Jayasiri Chada Norphanphoun Danushka S.Tennakoon Junfu Li Monika C.Dayarathne Rekhani H.Perera Yuanpin Xiao Dhanushka N.Wanasinghe Indunil C.Senanayake Ishani D.Goonasekara N.Ide Silva Ausana Mapook Ruvishika S.Jayawardena Asha J.Dissanayake Ishara S.Manawasinghe K.W.Thilini Chethana Zong-Long Luo Kalani Kanchana Hapuarachchi Abhishek Baghela Adriene Mayra Soares Alfredo Vizzini Angelina Meiras-Ottoni Armin Mesic Arun Kumar Dutta Carlos Alberto Fragoso de Souza Christian Richter Chuan-Gen Lin Debasis Chakrabarty Dinushani A.Daranagama Diogo Xavier Lima Dyutiparna Chakraborty Enrico Ercole Fang Wu Giampaolo Simonini Gianrico Vasquez Gladstone Alves da Silva Helio Longoni Plautz Jr Hiran A.Ariyawansa Hyun Lee Ivana Kusan Jie Song Jingzu Sun Joydeep Karmakar Kaifeng Hu Kamal C.Semwal Kasun M.Thambugala Kerstin Voigt Krishnendu Acharya Kunhiraman C.Rajeshkumar Leif Ryvarden Margita Jadan MdIqbal Hosen Michal Miksık Milan C.Samarakoon Nalin N.Wijayawardene Nam Kyu Kim Neven Matocec Paras Nath Singh Qing Tian R.P.Bhatt Rafael JoseVilela de Oliveira Rodham E.Tulloss S.Aamir Saithong Kaewchai Sayali D.Marathe Sehroon Khan Sinang Hongsanan Sinchan Adhikari Tahir Mehmood Tapas Kumar Bandyopadhyay Tatyana YuSvetasheva Thi Thuong Thuong Nguyen Vladimır Antonın Wen-Jing Li Yong Wang Yuvraj Indoliya Zdenko Tkalcec Abdallah M.Elgorban Ali H.Bahkali Alvin M.C.Tang Hong-Yan Su Huang Zhang Itthayakorn Promputtha Jennifer Luangsa-ard Jianchu Xu Jiye Yan Kang Ji-Chuan Marc Stadler Peter E.Mortimer Putarak Chomnunti Qi Zhao Alan J.L.Phillips Sureeporn Nontachaiyapoom Ting-Chi Wen Samantha C.Karunarathna | 2017 | Fungal Diversity2017,,2: | 0 |
| 18 | Bioprinting of artificial blood vessels显示文摘Vascular networks have an important role to play in transporting nutrients,oxygen,metabolic wastes and maintenance of homeostasis.Bioprinting is a promising technology as it is able to fabricate complex,specific multi-cellular constructs with precision.In addition,current technology allows precise depositions of individual cells,growth factors and biochemical signals to enhance vascular growth.Fabrication of vascularized constructs has remained as a main challenge till date but it is deemed as an important stepping stone to bring organ engineering to a higher level.However,with the ever advancing bioprinting technology and knowledge of biomaterials,it is expected that bioprinting can be a viable solution for this problem.This article presents an overview of the biofabrication of vascular and vascularized constructs,the different techniques used in vascular engineering such as extrusion-based,droplet-based and laser-based bioprinting techniques,and the future prospects of bioprinting of artificial blood vessels. | Hooi Yee Ng Kai-Xing Alvin Lee Che-Nan Kuo Yu-Fang Shen | 2018 | International Journal of Bioprinting2018,4,2: | 0 |
| 19 | Hello,can you hear me?Orthopaedic clinic telephone consultations in the COVID-19 era-a patient and clinician perspective显示文摘BACKGROUND The coronavirus disease 2019(COVID-19)pandemic has resulted in seismic changes in healthcare delivery.As a result of this,hospital footfall required to be reduced due to increased risk of transmission of infection.To ensure patients can safely access healthcare,we introduced orthopaedic clinic telephone consultations in our busy district general hospital.AIM To investigate patients’and clinicians’perspective of telephone consultations during COVID-19,and whether this method of consultation could be a viable option in the post-pandemic future.METHODS This is a single centre,prospective study conducted in a busy National Health Service district general hospital.In May 2020,100 non-consecutive adult patients were contacted by independent investigators within 48 h of their orthopaedic clinic telephone consultation to complete a telephone satisfaction questionnaire.The questions assessed satisfaction regarding various aspects of the consultation including overall satisfaction and willingness to use this approach long term.Satisfaction and perspective of 25 clinicians conducting these telephone consultations was also assessed via an online survey tool.RESULTS 93%of patients were overall satisfied with telephone consultations and 79%were willing to continue this method of consultation post-pandemic.Patients found telephone consultations to reduce personal cost and inconvenience associated with attending a hospital appointment.72%of clinicians reported overall satisfaction with this service and 80%agreed that telephone consultations should be used in the future.The majority found it less laborious in time and administration in comparison to face to face consultations.Patients and clinicians expressed their desire for video consultations as a method of further improving their experience with remote consultations.CONCLUSION Our study has shown that telephone consultations are a safe and rapid method of adaptation to the COVID-19 pandemic,achieving the aim of reducing hospital footfall.This method of consultation has resulted in immense clinician and patient satisfaction.Our findings suggest that this tool has benefits in post pandemic healthcare delivery.It has also highlighted that telephone consultations can act as a steppingstone to the introduction of the more complex platform of video consulting. | Anuhya Vusirikala David Ensor Ajay K Asokan Alvin JX Lee Ravi Ray Dimitrios Tsekes John Edwin | 2021 | World Journal of Orthopedics2021,12,1: | 0 |
| 20 | Contemporary outcomes in the detection of prostate cancer using transrectal ultrasound-guided 12-core biopsy in Singaporean men with elevated prostate specific antigen and/or abnormal digital rectal examination显示文摘Objective:Despite being the third commonest cancer in Singaporean men,there is a dearth of basic data on the detection rate of prostate cancer and post-procedure complication rates locally using systematic 12-core biopsy.Our objective is to evaluate prostate cancer detection rates using 12-core prostate biopsy based on serum prostate specific antigen(PSA)levels and digital rectal examination(DRE)findings in Singaporean men presenting to a single tertiary centre.The secondary objective is to evaluate the complication rates of transrectal prostate biopsies.Methods:We retrospectively examined 804 men who underwent first transrectal-ultrasound(TRUS)guided 12-core prostate biopsies from January 2012 to April 2014.Prostate biopsies were performed on men presenting to a tertiary institution when their PSA levels were4.0 ng/mL and/or when they had suspicious DRE findings.Results:Overall prostate cancer detection rate was 35.1%.Regardless of DRE findings,patients were divided into four subgroups based on their serum PSA levels:0e3.99 ng/mL,4.00 e9.99 ng/mL,10.00e19.99 ng/mL and20.00 ng/mL and their detection rates were 9.5%,20.9%,38.4% and 72.3%,respectively.The detection rate of cancer based on suspicious DRE findings alone was 59.2% compared to 36.5% based on serum PSA cut-off of 4.0 ng/mL alone.The post-biopsy admission rate for sepsis was 1.5%.Conclusion:In conclusion,using contemporary 12-core biopsy methods,the local prostate cancer detection rate based on serum PSA and DRE findings has increased over the past decade presumably due to multiple genetic and environmental factors.Post-biopsy sepsis remains an important complication worldwide. | Alvin Lee Sing Joo Chia | 2015 | Asian Journal of Urology2015,2,4: | 0 |