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Eye Anatomy Hook Your Attention The Parts of the Eye 1 10/3/2017 - PowerPoint PPT Presentation

10/3/2017 Itinerary Today Anatomy Physiology Exam Everything you need to WKC 16 Cases know about the eye in 58 Questions minutes Michael B. Shapiro MD, MS Madison, Wisconsin October 2017 Eye Anatomy Hook Your


  1. 10/3/2017 Itinerary Today • Anatomy • Physiology • Exam Everything you need to • WKC 16 • Cases know about the eye in 58 • Questions minutes Michael B. Shapiro MD, MS Madison, Wisconsin October 2017 Eye Anatomy Hook Your Attention The Parts of the Eye 1

  2. 10/3/2017 Eye Physiology How the Eye Works Eye Exam History What are we looking for? • Review Workplace Incident • Present Symptoms – blurry, pain, glare, etc • OD = Right Eye • Effect on Life/Work – driving, computer, reading, etc • OS = Left Eye • Previous Trauma • Previous Eye Surgery • Near‐Sighted/Far‐Sighted • Presbyopia 2

  3. 10/3/2017 Measuring Visual Acuity Measuring Visual Acuity • Distance Vision • Without correction = VA sc • 20/20 • With correction = VA cc • Best corrected = VA cc • 20/40 • 20/200 • 20/15 Measuring Visual Acuity Measuring Visual Fields • By Confrontation – “full to confrontation” • Near Vision • Without correction = VA sc • With correction = VA cc • Best corrected = VA cc 3

  4. 10/3/2017 Measuring Visual Fields Extraocular Movements • By Automated Perimeter • Up/Down/Left/Right – Full • Straight – Ortho • Strabismus – Double vision • Diplopia ‐ ?monocular External Exam • Eyelids – position, symmetry • Orbit 4

  5. 10/3/2017 Ectropion Pupil Exam • Equal • Round • Reacts to light • Reacts to accommodation “PERRLA” 5

  6. 10/3/2017 Slit Lamp Exam • Lids • Conjunctiva • Cornea • Anterior Chamber • Lens 6

  7. 10/3/2017 Vitreous and Retina Exam • Floaters WKC 16 Form • Macula • Optic Nerve • Retina Vessels Let’s fill one out together! • Retina Periphery 7

  8. 10/3/2017 Case #1 • 55 y/o Plumber • Chemical splash to eye Case #2 • 47 y/o Automobile mechanic • Chemical splash to eye 8

  9. 10/3/2017 Case #3 • 28 y/o Factory worker • Hammering • claimed to be wearing safety glasses Case #4 • 61 y/o grocery store worker • Lifting crate of oranges • Flashes/floaters that day • Retinal Detachment 9

  10. 10/3/2017 Case #5 Case #6 • 59 y/o factory worker • 33 y/o truck driver • Lifting steel beams • Unloading cargo – knocked unconscious • 2 weeks later – flashes/floaters • Traumatic Brain Injury – TBI • retinal detachment • Light sensitive • Hx • Trouble reading • very near‐sighted • convergence insufficiency • cataract surgery Case #7 Airbag to Eye • 52 y/o taxi driver • MVA – airbag deployed • Double vision – diplopia • Blow out fracture 10

  11. 10/3/2017 Blow out fracture Case #8 • 41 y/o factory worker • Walking into beam • Hyphema • 6 months later – developed cataract 11

  12. 10/3/2017 Case #9 • 21 Y/O Construction worker • Grinding without safety glasses Intraocular Forein Body 12

  13. 10/3/2017 Non‐Organic (Functional) • Malingering • Hysteria 13

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