PERIMETRY UPDATE 1996/1997 PERIMETRY UPDATE 199611997 Proceedings of the Xllth International Perimetric Society Meeting Wijrzburg, Germany, June 4-8, 1996 edited by Michael Wall and Anders Heijl KUGLER PUBLICATIONS Amsterdam / New York ISBN 90-6299-139-4 Distributors For the LJ S A and Canada: DEMOS 386 Park Avenue South, Suite 201 New York, NY 10016 Telefax (+212) 683-0072 For all other countries Kugler Publications P.O. Box 11188 1001 GD Amsterdam, The Netherlands 0 Copyright 1997 Kugler Publications All rights reserved No part of this book may be translated or reproduced in any form by print, photoprint, microfilm, or any other means without prior written permission of the publisher. Table of Contents v TABLE OF CONTENTS Preface xi New methods of perimetry Contrast sensitivity perimetry in experimental glaucoma: investigations with degenerate gratings R.S. Harwerth and E.L. Smith, III 3 The role of spatial and temporal factors in frequency-doubling perimetry C.A. Johnson and S. Demirel 13 Motion detection perimetry: properties and results M. Wall, C.F. Brito and K. Kutzko 21 Stimulus orientation can affect motion sensitivity in glaucoma M.C. Westcott, F.W. Fitzke and R.A. Hitchings 35 Short-wavelength automated perimetry and motion automated perimetry in glaucoma P.A. Sample, Ch.F. Bosworth, I. Irak and R.N. Weinreb 43 Blue-on-yellow perimetry in patients with ocular hypertension H. Maeda, Y. Tanaka and T. Sugiura 45 Mass screening for visual field defects with snowfield campimetry: results of a field study using local TV broadcasting A.C. Gisolf, J. Kirsch, H.K. Selbmann, E. Zrenner and U. Schiefer 49 Pupil perimetry with the Octopus 1-2-3 S. Okuyama, C. Matsumoto, A. Iwagaki, T. Otsuki and T. Otori 51 Age, gender and test location in pupil perimetry O. Bergamin, A. Schötzau, S. Turtschi, B. Henzi, P. Hendrickson and M. Zulauf 59 Measurements for description of very early glaucomatous field defects C.T. Langerhorst, L.L. Carenini, D. Bakker and M.A.C. De Bie-Raakman 67 A new fundus perimeter by which the target can automatically pursue eye movement Y. Nishida, K. Kani, T. Murata, K. Okazaki and S. Tamura 75 The scanning laser ophthalmoscope and its applications in fundus perimetry: our experiences R. De Natale, G. Paolo and A. Crestani 81 Perimetric techniques Evaluation of a new interactive threshold strategy in normal subjects B. Bengtsson, A. Heijl and J. Olsson 87 A new strategy for automated perimetry: first clinical results M.M. Schaumberger, E. Glass, G.-K. Elbel and B.J. Lachenmayr 89 Two different techniques for obtaining answers in automated perimetry S. Lutz, T.J. Dietrich, N. Benda, B. Selig, U. Schiefer and I. Daum 97 Discrete strategies in perimetry J. Pätzold, N. Benda, U. Schiefer and T.J. Dietrich 99 Optimizing distribution and number of test locations in perimetry K. Sugimoto, A. Schötzau, O. Bergamin and M. Zulauf 101 vi Table of Contents Fundus oriented perimetry: a new concept for increasing the efficiency of visual field examination U. Schiefer, G. Stercken-Sorrenti, T.J. Dietrich, M. Friedrich and N. Benda 107 Is rapid assessment of the visual field in glaucoma using multiple correlations useful?: an evaluation of Delphi perimetry P.K. Wishart and A.S. Kosmin 111 Evaluating the Delphi system for rapid assessment of visual function using the Humphrey perimeter T.D. Quach, B.V. Nguyen, W. Rowe Elliott III, R.M. Redmond and W.E. Sponsel 113 Accuracy of tendency-oriented perimetry with the Octopus 1-2-3 perimeter M. González de la Rosa, A. Martinez, M. Sanchez, C. Mesa, L. Cordovés and M.J. Losada 119 Clinical evaluation of HFA II (model 750) in glaucoma patients A. Iwase, K. Okada, T. Yamamoto and Y. Kitazawa 125 STATPAC versus Dicon FieldView statistical analyses: a pilot study P. Åsman 129 Cataract and diffuse visual field loss Diffuse visual field loss and glaucoma: initial experience from the early manifest glaucoma trial P. Åsman, A. Heijl and the EMGT Study Group 133 New Glaucoma Change Probability Maps to separate visual field loss caused by glaucoma and by cataract A. Heijl, B. Bengtsson, P. Åsman and M. Patella 135 Influences of cataracts on glaucomatous visual field changes C. Matsumoto, T. Ogawa, H. Suzumura, H. Inoue and N. Kimura 139 Diffuse visual field loss in open-angle glaucoma B.C. Chauhan, R.P. LeBlanc, A.M. Shaw, A.B. Chan and T.A. McCormick 147 Optic disc and nerve fiber layer imaging Validity of measurements with confocal scanning laser Doppler flowmetry B.C. Chauhan and F.M. Smith 151 Reproducibility and the effect of operator-dependent variables in imaging with the Nerve Fiber Analyzer II R.P. Mills, J.F.G. Stewart, Y. Takahashi and M.M. Leen 155 Correlation of nerve fiber layer thickness as evaluated by the Heidelberg Retina Tomograph and optic disc hemorrhage location A. Béchetoille, H. Bresson-Dumont and M. Slim 157 Nerve fiber layer thickness evaluations in the upper and lower retinal half using the Nerve Fiber Analyzer I: a clinical study S. Serguhn and E. Gramer 163 Mean pallor value of the optic disc: a new parameter in automated disc analysis with the optic nerve head analyzer M. Siebert and E. Gramer 173 Mapping structural to functional damage in glaucoma N. Yamagishi, A. Anton, P.A. Sample, L. Zangwill, I. Irak, A. Lopez, M. De Souza Lima and R.N. Weinreb 179 Table of Contents vii Reliability and artifacts Necessity of supervision during Humphrey perimetry R.E. Van Coevorden, R.P. Mills and H.S. Barnebey 183 False-positive peak of the Bebie curve as a reliability parameter M. Zulauf, C. Becht and D. Bernoulli 185 The influence of target blur on perimetric threshold values in automated light- sensitive perimetry and flicker perimetry C. Matsumoto, S. Okuyama, A. Iwagaki, T. Otsuki, K. Uyama and T. Otori 191 Effect of dislocated and tilted correction glasses on perimetric outcome: a simulation using ray-tracing W. Fink, U. Schiefer and E.W. Schmid 201 Apparent glaucomatous visual field defects caused by dermatochalasis M.K. Birch, A.S. Kosmin and P.K. Wishart 205 Fitting angioscotomas N. Benda, T.J. Dietrich and U. Schiefer 207 Psychophysics Spatial summation for selected ganglion cell mosaics in patients with glaucoma J. Felius, W.H. Swanson, R.L. Fellman, J.R. Lynn and R.J. Starita 213 Temporal summation in early glaucoma P. Hnik, B.C. Chauhan, S.M. Drance and A.B. Chan 223 Flicker resolution perimetry in glaucoma R.S. Anderson and C.J. O’Brien 227 Ageing changes in automated perimetry: a comparison of flicker and luminance sensitivity in normal subjects A.S. Kosmin, M.W. Austin, C.J. O’Brien, N. Cota and P.K. Wishart 229 A three-point Vernier alignment test with remarkable properties J.M. Enoch 235 The dissociation between actual and perceived defects in the visual field, demon- strated by a ‘double’ Amsler grid test: the filling-in phenomenon revisited A.B. Safran, F.C. Duret, M. Issenhuth and T. Landis 241 Macular contrast sensitivity function correlates with automated threshold perimetry E. Mutlukan and B. Skarf 243 Glaucoma Is early damage in glaucoma selective for a particular cell type or pathway? S. Lynch, C.A. Johnson and S. Demirel 253 The role of raised intraocular pressure in the development of glaucomatous optic neuropathy P.K. Wishart and A.S. Kosmin 263 Influence of carteolol on the visual fields of patients with normal-tension glaucoma Y. Tanaka, H. Maeda and K. Mizokami 265 Is calibrated trabeculectomy harmful to visual function? G. Welsandt and J. Weber 271 viii Table of Contents Validation of a risk model for glaucomatous field loss: application to standard automated perimetry and short-wavelength automated perimetry S. Demirel and C.A. Johnson 275 Visual field damage in normal-tension glaucoma associated with vasospasm L. Quaranta, M. Cassamali, N. Hauranieh and E. Gandolfo 281 Visual field defects and ocular blood flow in glaucomatous eyes A. Magnasco, L. Novella, F. Calcagno and M. Zingirian 285 FieldNet: package for the spatial classification of glaucomatous visual field defects D.B. Henson, S. Spenceley and D. Bull 289 Applications of fractal analysis to differential light-sensitive perimetry in glaucoma patients and normal subjects Y. Kono, A. Iwase, M. Maeda, T. Yamamoto and Y. Kitazawa 299 A profile of the spatial dependence of pointwise sensitivity across the glaucomatous visual field D.P. Crabb, F.W. Fitzke, A.I. McNaught and R.A. Hitchings 301 Spatial filtering of glaucomatous visual fields using PROGRESSOR for Windows A.C. Viswanathan, F.W. Fitzke and R.A. Hitchings 311 Calculation of a glaucoma progression risk index E. Gramer 321 A comparison of three methods for distinguishing between diffuse, localized and mixed visual field defects in glaucoma P. Brusini 329 Clinical validity of the Brusini Glaucoma Staging System I. Koçak, M. Zulauf and P. Hendrickson 341 Perimetric damage in primary open-angle glaucoma and in pseudoexfoliation glaucoma: classification according to the ‘Glaucoma Staging System’ C. Tosoni, P. Brusini, G. Migliorati, G. Beltrame and P. Barea 349 Comparison of disc size and disc diameter among healthy eyes and eyes with low- tension glaucoma, primary open-angle glaucoma, and ocular hypertension C. Kraemer, E. Gramer and H. Maier 355 Neuro-ophthalmology Reconsideration of visual field incongruence L. Frisén 365 Macular sparing in patients with hemianopsia: re-evaluated using static and kinetic fundus perimetry K. Rohrschneider, R. Glück, T. Fendrich, R.O.W. Burk, F.E. Kruse and H.E. Völcker 377 Analysis of early visual field defects in multiple sclerosis patients: correlation with chromatic sense evaluations and pattern reversal visual-evoked potentials A. Polizzi, M. Schenone, G.