W
Werner Schäfer
Researcher at RWTH Aachen University
Publications - 28
Citations - 3102
Werner Schäfer is an academic researcher from RWTH Aachen University. The author has contributed to research in topics: Lower urinary tract symptoms & Neck of urinary bladder. The author has an hindex of 15, co-authored 28 publications receiving 2909 citations. Previous affiliations of Werner Schäfer include St Bartholomew's Hospital.
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Journal ArticleDOI
Good urodynamic practices: uroflowmetry, filling cystometry, and pressure-flow studies
Werner Schäfer,Paul Abrams,Limin Liao,Anders Mattiasson,Francesco Pesce,Anders Spångberg,Arthur M. Sterling,Norman R. Zinner,Philip Van Kerrebroeck +8 more
TL;DR: This report focuses on the most common urodynamics examinations; uroflowmetry, pressure recording during filling cystometry, and combined pressure–flow studies.
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Analysis of bladder-outlet function with the linearized passive urethral resistance relation, linPURR, and a disease-specific approach for grading obstruction: from complex to simple
TL;DR: The voiding pressure at maximal flow is a suitable parameter for most simple obstruction grading and its validity can be significantly enhanced only when it is used in a disease-specific format, such as the authors' pressure/flow diagram in combination with linPURR and DAMPF.
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Randomized, double-blind, multicenter trial on treatment of frequency, urgency and incontinence related to detrusor hyperactivity: oxybutynin versus propantheline versus placebo.
Joachim W. Thüroff,Björn Bunke,Arno Ebner,Peter Faber,Patrick de Geeter,Josef Hannappel,Helmut Heidler,Helmut Madersbacher,H. Melchior,Werner Schäfer,Thomas Schwenzer,Michael Stöckle +11 more
TL;DR: Oxybutynin has statistically significant effects on subjective symptoms and objective urodynamic parameters in patients with detrusor hyperactivity compared to propantheline.
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Standardisation of urethral pressure measurement: report from the Standardisation Sub-Committee of the International Continence Society.
Gunnar Lose,Derek Griffiths,G. L. Hosker,Sigurd Kulseng-Hanssen,Daniele Perucchini,Werner Schäfer,Peter Thind,Eboo Versi +7 more
TL;DR: This report recommends standards for measure-ment methodology to facilitate communication betweeninvestigators and to improve the quality of clinical practice and research and suggests that the urethral pressure is similarto an ordinary £uid pressure, i.e., is a scalar quantity with a single value at each point along the length of the Urethra.
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The ICS-'BPH' Study: uroflowmetry, lower urinary tract symptoms and bladder outlet obstruction
J. Reynard,Q. Yang,Jenny L Donovan,Tim J Peters,Werner Schäfer,J.J.M.H.C. de la Rosette,N.F. Dabhoiwala,D. Osawa,A.T. Lim,Paul Abrams +9 more
TL;DR: Performance statistics for Qmax with respect to BOO may be used to define more accurately the presence or absence of BOO in men presenting with LUTS, so avoiding the need for formal pressure-flow studies in everyday clinical practice, while improving the likelihood of a successful outcome from prostatectomy.