Visual Field Digest Teaching Kit Chapter 3 HAAG-STREIT AG

Teaching Kit Copyright The Visual Field Digest Teaching Kit includes all figures and illustrations from the Visual Field Digest. They can be used for non-commercial presentations free of charge. Haag-Streit AG allows the use of this figures for personal or academic use under the conditions that (i) it is used without commercial purpose and (ii) the content is reproduced exactly as the original by mentioning Haag-Streit AG, Switzerland as the owner of the copyright. Non-academic, non-personal or commercial users might only use this figures in whole or in part after a written authorization by the copyright holder. “Haag-Streit”, “900” and “Octopus” are either registered trademarks or trademarks of Haag-Streit Holding AG. The following are either registered trademarks or trademarks of Carl Zeiss Meditec: “Guided Progression Analysis”, “GPA”, “Humphrey”, “HFA”, “SITA”, “SITA Fast”, “SITA Standard”, “Visual Field Index”, and “VFI”. Copyright © 2018 HAAG-STREIT AG

Fig. 3-1: Perimetry requires a team approach

Fig. 3-2: Perimeter set up

Fig. 3-3: Placement of cylindrical trial lenses

Fig. 3-4: Step-by-step patient instructions

Fig. 3-5: Eye-patch position

Fig. 3-6: Straight upright position

Fig. 3-7: Forward-leaning position

Fig. 3-8: Correct pupil position

Fig. 3-9: Correct trial lens position

Fig. 3-10: Fixation targets

Fig. 3-11: Fixation Control prevents fixation losses

Fig. 3-12: Example of a learning effect

Fig. 3-13: Influence of fatigue effect on visual field

Fig. 3-14: Influence of loss of fixation on visual field

Fig. 3-15: Influence of incorrect patient age on visual field results

Fig. 3-16: Influence of lens rim artifacts on visual field results

Fig. 3-17: Influence of facial structure on visual field

Fig. 3-18: Influence of small pupil size on visual field