Certified Paraoptometric Technician Review Course CPOT - Idaho ...

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Classification of Visual DefectsNerve Fiber Layer Optic Chiasm Optic Tract toVisual CortexArcuate ScotomaParacentralScotomaNasal StepHeteronymousBitemporalHemianopsiaHomonymousHemianopsiaCongruentIncongruent
Terminology• Perimetry• Visual field testing with eye located at the center of a curvedinstrument• Campimetry• Visual field testing eye located a specified distance from a flatsurface• Scotoma• Vision entirely absent• Blind Spot• Approximately 15 degrees temporal to fixation• Isopter• Iso = equal opter = sight• Decibel• Relative unit, 1/10 log unit
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Certified ParaoptometricTechnician
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This review course is not intended
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Pre-Testing Procedures(20%)
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Visual AcuityTypes and charts• Sn
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ProcedurePatient unable to see the
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PinholeTo determine if reductionin
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ConversionFeetMeters20/20 6/620/25
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Visual SkillsTelebinocular
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Cover TestingCover Test• Determin
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Hirschberg Estimation TestRET 30
Page 21 and 22: Maddox RodDissociating test• One
Page 23 and 24: Maddox RodThe patient is instructed
Page 25 and 26: Eye Movements• Torsion• Rotatio
Page 27 and 28: Binocular Vision• Strabismus• T
Page 29 and 30: Near Point of ConvergenceMeasure of
Page 31 and 32: Eye Movements•Versions• A conju
Page 33 and 34: Eye DominanceEye preferenceEye used
Page 35 and 36: Pupil TestingRelative Afferent Pupi
Page 37 and 38: RecordingP-pupilsE-equalR-roundR-re
Page 39 and 40: ANOMALOSCOPEThe software provides c
Page 41 and 42: Classification of Color DefectsTric
Page 43 and 44: Classification of Defects• Dichro
Page 45 and 46: Classification of Defects• Monoch
Page 47 and 48: Stereopsis• Types of tests• Ste
Page 49 and 50: Keratometry•Objective Refraction
Page 51 and 52: Endpoint of Manual Keratometry++
Page 53 and 54: Astigmatism• Corneal- found on th
Page 55 and 56: PachymetryA Pachymeter determines t
Page 57 and 58: Tonometry• Instruments• Applana
Page 59 and 60: Tonometry• Instruments• Tonopen
Page 61 and 62: Tonometry• Instruments• Non-Con
Page 63 and 64: Visual Fields• Types of Tests•
Page 65 and 66: Goldmann Bowl Perimeter
Page 67 and 68: Procedures• Enter patient Data•
Page 69 and 70: Terminology• Central• Involves
Page 71: Why Perform Visual Fields?• To de
Page 75 and 76: How Is The Test Performed?Wrap the
Page 77 and 78: How Is The Test Performed?Continue
Page 79 and 80: Interpretation• First number=syst
Page 81 and 82: Incidence of Hypertension"According
Page 83 and 84: Hard Contact LensMaterials• 1940
Page 85 and 86: ParametersOverall Diameter (OAD)Sec
Page 87 and 88: Comparison of Soft and GP LensAdvan
Page 89 and 90: Fitting TheoryAlways consider the l
Page 91 and 92: Ordering formInclude thefollowingin
Page 93 and 94: Contact Lenses VerificationLensomet
Page 95 and 96: Contact Lenses Verification• Hand
Page 97 and 98: Care and Handling - Soft Contact Le
Page 99 and 100: Lens Care RegimensSoft lens care sy
Page 101 and 102: Removal of Soft Contact Lens• Hyg
Page 103 and 104: Removal of Hard Contact Lens• Ope
Page 105 and 106: What is “Normal” Adaptation?•
Page 107 and 108: AdaptationWearing Schedules• Soft
Page 109 and 110: Fitting Theory• On “K”- same
Page 111 and 112: Special RGP Designs
Page 113 and 114: Modification• Polishing• Blendi
Page 115 and 116: Contact Lens Complications•GPC- G
Page 117 and 118: Vision Therapy• Accommodative Exc
Page 119 and 120: Amblyopia• Strabismic• Due to a
Page 121 and 122: Vision Therapy InstrumentsTranaglyp
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First Aid/CPR Emergencies• Non-oc
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Low Vision Aids• Head Borne Micro
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Patient Instructions• Establish r
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Special Procedures• Ocular Photog
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Ophthalmic UltrasoundA - ScanB - Sc
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Contrast SensitivityImages courtesy
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Surgical ProceduresCataractRefracti
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Glaucoma• Trabeculectomy• Selec
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Ophthalmic Opticsand Dispensing(20%
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ReflectionA rebounding of light by
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RefractionThe altering of the pathw
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Focal Length CalculationsF = 1/f’
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Major Reference PointLine of sight
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DeviationBending of lightLight is d
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Dispersion• The breaking down of
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Ordering should include:Whether on
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Optical CrossDiagram that denotes t
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•Prescriptions: DecentrationDecen
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Instruments used for VerificationLe
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Reading PrescriptionTake the “add
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Vertex DistanceA distometer is used
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Lenses• Smaller the frame, thinne
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Lens Materials: PlasticCR-39 n: 1.4
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Lens Materials: TrivexTrivex n: 1.
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Spherical LensA lens with the samec
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Single - Bifocal- Trifocal VisionSi
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Progressive Add Lenses (PAL)
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Base CurveThe measure of the genera
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Sun and Glare ProtectionsPolarized
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Lens EnhancementsScratch resistantA
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Prescriptions: Prentice’s Formula
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Frame SelectionMaterialsStyling
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Frame MeasurementsThe BOXING System
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Adjusting PliersNose Pad Adjusting
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Common Frame Adjustment Problems -
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Nosepad AdjustmentAs viewed from fr
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Patient InstructionsFrames• Place
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Refractive Status of the Eyeand Bin
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Myopia or NearsightedA bulging corn
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AstigmatismSimple- one ray is focus
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Refractive ConditionsAphakiaPseudoa
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AnisometropiaCondition of unequal r
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AmblyopiaReduced Visual Acuity• N
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Near Point of ConvergenceMeasure of
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Binocular Vision DeviationsPhoria
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AC/A RatioThe amount of accommodati
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Anatomy and Physiology
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Orbital BonesFrontal boneEthmoid bo
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Extraocular MusclesSuperior Oblique
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Secondary and Tertiary ActionsSecon
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CataractsEyemaginations imageCourte
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Retinal ProblemsDiabetic Retinopath
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UveitisInflammation of the anterior
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Visual PathwayRetinaOptic nerveOpti
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PharmacologyDiagnostic• Used to d
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Pharmacology: Diagnostic AgentsCycl
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Pharmacology: Diagnostic Agents Sta
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Pharmacology: Therapeutic AgentsMio
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Pharmacology: Therapeutic AgentsGla
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Pharmacology: Therapeutic AgentsGla
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Pharmacology: TechniquesPunctal Occ
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Practice ManagementOffice Managemen
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HIPAA RegulationWhat is HIPAA?Healt
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Conduct, Confidentially, and Ethics
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Questions?Study MaterialsThe AOA Pa
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Good Luck!The person who makes a su
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Certified Paraoptometric Technician Review Course CPOT - Idaho ...

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