examination
ExplainMtheMtestMforMvisualMactivityM-MAnswerM•PrepareM&MexplainMtoMpatient.
•UseMaMwellMilluminatedMSnellenMeyeMchart.
•PositionMtheMpatientM6mMfromMtheMchart.
•PatientsMshouldMwearMusualMglassesM(otherMthanMreadingMglasses)MorMcontactMlenses.
•CoverMoneMeyeMandMtestMtheMotherMeye.
•AskMtheMpatientMtoMreadMtheMsmallestMlineMofMprintMpossible.
HowMdoMyouMinterpretMtheMsnellenMeyeMtestM?M-
MAnswerM•TheMnumeratorMisMtheMdistanceMatMwhichMtheMpatientMisMpositionedMfrom
MtheMchart.
•TheMdenominatorMisMtheMdistanceMthatMaMpersonMwithMnormalMvisionMcouldMreadMth
eMprint.
•VisionMofM6/60MmeansMthatMatM6mMtheMpatientMcanMreadMprintMthatMaMpersonMwit
hMnormalMvisionMcouldMreadMatM60m.
•TheMlargerMtheMdenominator,MtheMworseMtheMvision.
•NormalMvisionMisM6/6,M6/5MorM6/4.
HowMdoMweMcorrectMrefractiveMerrorsMdiagnosedMfromManMeyeMtests?M-
MAnswerMCorrectMwithMlensesMorMpinhole
IfMaMpatientMcannotMreadMtheMlineMonMtheMsnellen'sMtestMandMdoesMnotMhaveMrefrac
tiveMerrorMwhatMdoMweMdoM?M-MAnswerM>MFurtherMAssessment
, -MMoveMpatientMcloserMtoMchart
-MCountingMfingers
-MHandMmovement
-MLightMperception
mayMsuggestM
•OcularMpathology
WhatMisMtheMbasicMeyeManatomyM?M-MAnswerM
WhatMisMitMworthMwarningMtheMpatientMbeforeMdoingManMfundoscopyM-
MAnswerM>MThatMyouMwillMgetMveryMcloseMtoMtheirMfaceM
>MThatMyouMwillMshineMaMlightMinMtheirMeyes
WhatMisMaMFundoscopicMexamM-
MAnswerMTheMuseMofManMophthalmoscopeMtoMlookMthroughMtheMpupilMandMexamineM
theMinteriorMsurfaceMofMtheMposteriorMeye
HowMdoMyouMholdMaMotoscopeM?M-
MAnswerMlikeMaMpencilMwithMyourMpinkyMfingerMrestingMagainstMtheirMearMsoMthatMif
MtheyMmoveMitMdoesn'tMpushMinMfurtherMthanMitMshouldM-
MreducesMtheMriskMofMtraumaMtoMtheMpatient.
•HoldMtheMotoscopeMinMtheMhandMofMtheMsameMsideMasMtheMearMyouMareMgoingMto
Mexamine.
HowMdoMyouMprepareMtoMdoMaMfundoscopicMexamM?M-MAnswerM•DarkenMtheMroom.
•CheckMtheMophthalmoscopeMisMsetMforMlargeMwhiteMbeam.
•SetMlensMdiscM(focus)MtoMzero