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2271篇 您的检索式:作者名="Friedlander"
    题名 作者 年代 出处 被引量
1A tandem colonoscopy study of adenoma miss rates during endoscopic training: a venture into uncharted territory显示文摘Craig A. Munroe Philip Lee Andrew Copland Kuan K. Wu Tonya Kaltenbach Roy M. Soetikno Shai Friedland 2012Gastrointestinal Endoscopy2012,,3:3
2S.T.O.N.E. Nephrolithometry: Novel Surgical Classification System for Kidney Calculi显示文摘Zhamshid Okhunov Justin I. Friedlander Arvin K. George Brian D. Duty Daniel M. Moreira Arun K. Srinivasan Joel Hillelsohn Arthur D. Smith Zeph Okeke 2013Urology2013,,6:2
3Multicenter evaluation of recurrence in endoscopic submucosal dissection and endoscopic mucosal resection in the colon:A Western perspective显示文摘BACKGROUND While colon endoscopic mucosal resection(EMR)is an effective technique,removal of larger polyps often requires piecemeal resection,which can increase recurrence rates.Endoscopic submucosal dissection(ESD)in the colon offers the ability for en bloc resection and is well-described in Asia,but there are limited studies comparing ESD vs EMR in the West.AIM To evaluate different techniques in endoscopic resection of large polyps in the colon and to identify factors for recurrence.METHODS The study is a retrospective comparison of ESD,EMR and knife-assisted endoscopic resection performed at Stanford University Medical Center and Veterans Affairs Palo Alto Health Care System between 2016 and 2020.Knife-assisted endoscopic resection was defined as use of electrosurgical knife to facilitate snare resection,such as for circumferential incision.Patients≥18 years of age undergoing colonoscopy with removal of polyp(s)≥20 mm were included.The primary outcome was recurrence on follow-up.RESULTS A total of 376 patients and 428 polyps were included.Mean polyp size was greatest in the ESD group(35.8 mm),followed by knife-assisted endoscopic resection(33.3 mm)and EMR(30.5 mm)(P<0.001).ESD achieved highest en bloc resection(90.4%)followed by knife-assisted endoscopic resection(31.1%)and EMR(20.2%)(P<0.001).A total of 287 polyps had follow-up(67.1%).On follow-up analysis,recurrence rate was lowest in knife-assisted endoscopic resection(0.0%)and ESD(1.3%)and highest in EMR(12.9%)(P=0.0017).En bloc polyp resection had significantly lower rate of recurrence(1.9%)compared to non-en bloc(12.0%,P=0.003).On multivariate analysis,ESD(in comparison to EMR)adjusted for polyp size was found to significantly reduce risk of recurrence[adjusted hazard ratio 0.06(95%CI:0.01-0.57,P=0.014)].CONCLUSION In our study,EMR had significantly higher recurrence compared to ESD and knife-assisted endoscopic resection.We found factors including resection by ESD,en bloc removal,and use of circumferential incision were associated with significantly decreased recurrence.While further studies are needed,we have demonstrated the efficacy of ESD in a Western population.Mike T Wei Margaret J Zhou Andrew A Li Andrew Ofosu Joo Ha Hwang Shai Friedland 2023World Journal of Gastrointestinal Endoscopy2023,15,6:2
4Blind equalization of digital communication channels using high-order moments显示文摘PORAT B FRIEDLANDER B 1991IEEE Trans Signal Processing1991,,39:2
5Colonoscopic polypectomy in anticoagulated patients显示文摘AIM:To review our experience performing polypectomy in anticoagulated patients without interruption of anticoagulation.METHODS: Retrospective chart review at the Veterans Affairs Palo Alto Health Care System. Two hundred and twenty five polypectomies were performed in 123 patients. Patients followed a standardized protocol that included stopping warfarin for 36 h to avoid supratherapeutic anticoagulation from the bowel preparation. Patients with lesions larger than 1 cm were generally rescheduled for polypectomy off warfarin. Endoscopic clips were routinely applied prophylactically. RESULTS: One patient (0.8%, 95% CI: 0.1%-4.5%) developed major post-polypectomy bleeding that required transfusion. Two others (1.6%, 95% CI: 0.5%-5.7%) had self-limited hematochezia at home and did not seek medical attention. The average polyp size was 5.1 ± 2.2 mm. CONCLUSION: Polypectomy can be performed in therapeutically anticoagulated patients with lesions up to 1 cm in size with an acceptable bleeding rate.Shai Friedland Daniel Sedehi Roy Soetikno 2009World Journal of Gastroenterology2009,15,16:2
6Water-aided colonoscopy: a systematic review显示文摘Felix W. Leung Arnaldo Amato Christian Ell Shai Friedland Judith O. Harker Yu-Hsi Hsieh Joseph W. Leung Surinder K. Mann Silvia Paggi Jürgen Pohl Franco Radaelli Francisco C. Ramirez Rodelei Siao-Salera Vittorio Terruzzi 2012Gastrointestinal Endoscopy2012,,3:2
7Inpatient burden of childhood functional GI disorders in the USA: an analysis of national trends in the USA from 1997 to 2009显示文摘R. Park S. Mikami J. LeClair A. Bollom C. Lembo S. Sethi A. Lembo M. Jones V. Cheng E. Friedlander S. Nurko 2015Neurogastroenterol. Motil2015,,5:2
8Adaptive IIR algorithms based on higher-order statistics显示文摘Friedlander B Porat B 1989IEEE Transactions on Acoustics Speech and Signal Processing1989,37,4:2
9Malaria over-diagnosis in Cameroon:diagnostic accuracy of Fluorescence and Staining Technologies(FAST)Malaria Stain and LED microscopy versus Giemsa and bright field microscopy validated by polymerase chain reaction显示文摘Background:Malaria is a major world health issue and its continued burden is due,in part,to difficulties in the diagnosis of the illness.The World Health Organization recommends confirmatory testing using microscopy-based techniques or rapid diagnostic tests(RDT)for all cases of suspected malaria.In regions where Plasmodium species are indigenous,there are multiple etiologies of fever leading to misdiagnoses,especially in populations where HIV is prevalent and children.To determine the frequency of malaria infection in febrile patients over an 8-month period at the Regional Hospital in Bamenda,Cameroon,we evaluated the clinical efficacy of the Flourescence and Staining Technology(FAST)Malaria stain and ParaLens AdvanceTM microscopy system(FM)and compared it with conventional bright field microscopy and Giemsa stain(GS).Methods:Peripheral blood samples from 522 patients with a clinical diagnosis of“suspected malaria”were evaluated using GS and FM methods.A nested PCR assay was the gold standard to compare the two methods.PCR positivity,sensitivity,specificity,positive predictive value(PPV),and negative predictive value(NPV)were determined.Results:Four hundred ninety nine samples were included in the final analysis.Of these,30 were positive via PCR(6.01%)with a mean PPV of 19.62%and 27.99%for GS and FM,respectively.The mean NPV was 95.01%and 95.28%for GS and FM,respectively.Sensitivity was 26.67%in both groups and specificity was 92.78%and 96.21%for GS and FM,respectively.An increased level of diagnostic discrepancy was observed between technicians based upon skill level using GS,which was not seen with FM.Conclusions:The frequency of malarial infections confirmed via PCR among patients presenting with fever and other symptoms of malaria was dramatically lower than that anticipated based upon physicians’clinical suspicions.A correlation between technician skill and accuracy of malaria diagnosis using GS was observed that was less pronounced using FM.Additionally,FM increased the specificity and improved the PPV,suggesting this relatively low cost approach could be useful in resource-limited environments.Anecdotally,physicians were reluctant to not treat all patients symptomatically before results were known and in spite of a negative microscopic diagnosis,highlighting the need for further physician education to avoid this practice of overtreatment.A larger study in an area with a known high prevalence is being planned to compare the two microscopy methods against available RDTs.Sean M.Parsel Steven A.Gustafson Edward Friedlander Alexander A.Shnyra Aderosoye J.Adegbulu Ying Liu Nicole M.Parrish Syed A.Jamal Eve Lofthus Leo Ayuk Charles Awasom Carolyn J.Henry Carole P.McArthur 2017Infectious Diseases of Poverty2017,6,1:2
10Myeloid cells in infantile hemangioma显示文摘Ritter MR Reinisch J Friedlander SF 2006Am J Pathol2006,168,:1
11A CFAR adaptive subspace detector for second-order Gaussian signals 显示文摘Jin Y W and Friedlander B 2005IEEE Transactions on Signal Processing2005,53,3:1
12A sensitivity analysis of the MUSIC algorithm显示文摘FRIEDLANDER B 1990IEEE Transactions on Acoustics Speech and Signal Processing1990,38,10:1
13Tenascin-C expression by angiogenic vessels in human astrocytomas and by human brain endothelial cells in vitro显示文摘 Friedlander DR Dosik J 1996Cancer Res1996,56,2:1
14Automatic ventricular cavity boundary detection from sequential ultrasound images using simulated annealing显示文摘 Adam D 1989IEEE Trans Med Imag1989,8,4:1
15Decreased bone speed of sound in children with growing pains measured by quantitative ultrasound显示文摘 Hashkes PJ Jaber L 2005J Rheumatol2005,32,7:1
16Local and systemic radiation for palliation of metastatic disease显示文摘Friedland J 1999Urol Clin North Am1999,26,2:1
17The effect of periodontal treatment on glycemic control in patients with type 2 diabetes mellitus显示文摘Stewart JE Wager KA Friedlander AH 2001J Clin Periodontol2001,28,5:1
18On the cramer-rao bound for time delay and doppler estimation显示文摘FRIEDLANDER B 1984IEEE Trans on Info Theory1984,30,3:1
19Evaluation of surgical approaches to endoscopic auditory brainstem implantation显示文摘Friedland DR Wackym PA 1999Laryngoscope1999,109,21:1
20Training Induced Alteration of Glucose Flux in Men显示文摘FRIEDLANDER ANNE L GRETCHEN A 1997J Appl Physiol1997,82,4:1
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