b b b b b
Surgical Nursing, 3rd Edition by Honan
b b b b b
Whatbisbhypermetropia?b-
bANSWERbbblongbsitedness,bwherebyblightbraybconvergencebatbabpointbafterbthebretina,ba
ndbtherforeboutbofbfocus.bNearbybobjectsbapphearbblurrybwhilebdistantbobjectsbarebcleare
r
- ANSWERbbb
b b
whatbisbmyopia?b-bANSWERbbbnear/shortbsightedness,bclosebisbclear,bfarbisbblurry
-
usualbstartsbinbpubertybandbgetsbworsebuntillbeyebisbfullybgrown.balsobinbverybyoungbchild
ren.
conditionsbassociatedbwithbmyopia?b-bANSWERbbbsquint-
bchildhoodbeyesbpointbinbdiff.bdirections.
lazybeyechildhood,bonebeye.bdoesntbdevelopbproperly
glaucomab-bIOCbpressure.
cataractsb-bdevelpomentbofbcloudybatchesbinsideblense.
Retinalbdetachmentb-bwherbybretinabpullsbawatbfrombthebbloodbvesselbthatbnourishbit
Whatbisbastigmatism?b-
bANSWERbbbFailurebtobconvergebimagebatbonebpointbonbthebfoveab(likeabrefractionbrathe
rbthanbfocusing)
Causesbofbastigmatism?b-bANSWERbbb-Hereditaryb-bcornealborblenticular
-Injuriesbtobthebcornea,bsuchbasbinfectionbthatbscarsbthebcornea
keratoconusb&bkertoglobusb-bcausesbbulgin,bthinnerbandbshapebchange.
Somebconditionsbofbthebeyelidb
othersbthatbaffectbcorneaborblense
Whatbisbpresbyopia?b-
bANSWERbbbgradualblossbofbyourbeyes'babilitybtobfocusbonbnearbybobjects.bIt'sbabnaturalbp
artbofbagingb40-65yrs
Aetiologybofbbacterialbconjunctivitis?b-bANSWERbbbS.Aureus,bSterp.bPneumoborbH.flu
alsobSTIsbchlamydiabtrachromatis,bN.gonnorheae
whatbisbopthalmiabneonatorum?b-
bANSWERbbbchlamydiaborbgonorrheaebinfectionbfrombinfectedbbirthbcanalbaffectingb20-
40%
WhatbisbEpiscleritisb?b-
bANSWERbbbInflamationof blocaliasedbsuperficialbepisclerabvascularbnetwork,bmostbcom
monlybdiffuseb(moderatebtobseverbinflamb@1-3bmonthbintervals)
,-Nodular/focalbepiscleritisb(canboftenbpresentbwithbassociatedbsystemicbdisease)
WhatbarebthebclassificationbofbAllergicbconjunctivitis?b-
bANSWERbbbtypeb1bhypersensitivityb-bseasonalb(SAC)
perrenialb-bchronicb(PAC)
Atopicb-brelatesbtobeczemabandbathsma
gaintbpappilaryb(GPC)
Limbalbandbtarsalbkertaoconjuctivitisb(VKC)
WhatbisbgaintbpappilarybAllergicabconjunctivitisb-
bANSWERbbbinnerbliningbofbthebeyelidbswellsbandbdevelopsbsmallbbumps.bKnownbasbpapi
llae,bthesebbumpsbtendbtobformbafterbchronicbirritation
whatbcanbcausebabcornealbabbration?b-bANSWERbbbDirectbtrauma
Foreignbbodybbetweenbeyelidbandbconjunctiva
Heatbbybcontact
UVbradiationb(ArcbEye)
Whatbcanbcausebcornealbulcer?b-
bANSWERbbbcanbbebsecondarybtobabrasivebtrauma,bpentratingbinjuriesborbprolongedbuse
bofbcontactblenses
Whatbarebdendriticbulcers?b-
bANSWERbbbHerpesbsimplexbvirusb(HSV)bkeratitisbisbthebmostbfrequentbcausebofbcorneal
bblindness.b
-baggressivebtreatmentb-
SymptomsbofbDendriticbulcers?b-bANSWERbbbPain
Photophobia
Blurredbvision
Tearing
Redness
b-bwithbfluoresceinbstainingbandbhasbabdelicatebbranchingbpattern,
Appearancebofbdendriticbulcerbonbopthalmoscopy?b-bANSWERbbb-
binfectiousbepithelialbkeratitisb(withbcharacteristicbdendriticbulcers)
-neurotrophicbkeratopathy
-stromalbkeratitisbendotheliitisb(classifiedbasbdisciform,bdiffuse,borblinear)
whatbarebthebsymptomsbofbkeraticbprecipitatesbandbanteriorbuveitisb-
bANSWERbbbPain,bgenerallybdevelopingboverbabfewbhoursborbdaysbexceptbinbcasesbofbtra
uma:
Redness
Photophobia
Blurredbvision
Increasedblacrimation
Chronicbanteriorbuveitisbpresentsbprimarilybasbblurredbvisionbandbmildbredness.b
painb&bphotophobiabnormalybonlybduringbacutebepisode.
,whatbarebthebsymptomsbofbposteriorbUveitis?b-bANSWERbbbBlurredbvisionbandbfloaters
Absencebofbsymptomsbofbanteriorbuveitisb(ie,bpain,bredness,bandbphotophobia)
Allbpartsbofbthebposteriorbchamberbmaybbebaffected,bincludingbthebretina,bchoroidbandbop
ticbnerve.bItbcanbbebcausedbbybbacterial,bfungal,bviralbandbparasiticbinfections.
WhatbarebthebfindingsbofbposteriorbUveitisbuponbopthalmoscopy?b-
bANSWERbbbposteriorbuveitisbShowingbcandlebwaxbdrippingsb(whitebareas)
Anteriorbuventisbisblinkedbtobwhichbnonbinfectiousbdiseases?b-bANSWERbbb-
Ankyolisingbspondilitis,b
-behcetbsyndromb(ulcersbeye,mouthb&bgenitals),b
-IBS,b
-Juvenilebarthritis,bsarcoidosisb(Granulomatousbdisease),b
-seronegativebarthropathy
Anteriorbuventisbisblinkedbtobwhichbinfectiousbdiseases?b-
bANSWERbbbHSV,bSYphilis,bTBb&bvaricellabzoster
Intermediatebuventisb(Cillarybbodybtobretina)bisblinkedbtobwhichbnon-
infectiousbdisease?b-bANSWERbbbLymphoma,bMSbandbsarcoidosis
Posteriorbuventisb(Retina,bretinavvessels)bandbPanuverntisb(iris,bcilliarybbodybandbchor
oidblayer)b-bisblinkedbwhichbnon-infectiousbdiseases?b-
bANSWERbbbBehcetsbsydrome,blymphoma,bsarcoidosis2
Posteriorbuventisb(Retina,bretinavvessels)bandbPanuverntisb(iris,bcilliarybbodybandbchor
oidblayer)b-bisblinkedbwhichbinfectiousbdiseases?b-
bANSWERbbbCMV,bendogenousbencephalitis,bsyphalis.bTBbandbvaricellabzoster
Toxicarisb&btoxoplasmosis
Workupbforbsuspectedbuveitis?b-bANSWERbbbCBC,bESR,bAntinuclearbantibodyb(ANA),
Rapidbplasmabreaginb(RPR)
Venerealbdiseasebresearchblaboratoryb(VDRL)
Lymebtiter
HLAbtestingbforbankylosingbspondylarthroses
Chestbradiographyb(tobassessbforbsarcoidosisborbtuberculosis)
Urinalysisb(forbredbbloodbcellsborbcasts)
Infectiousbworkupb(eg,bHIV,btoxoplasmosis),bdependingbonbthebpresentation
WhatbisbabHYPOpyonb-
bANSWERbbbItbisbableukocyticbexudate,bseenbinbthebanteriorbchamber,busuallybaccompan
iedbbybrednessbofbthebconjunctivabandbthebunderlyingbepisclera
-oftenbco-
insidebwithbbehcetsbdisease,bendophthalmitis,bpanuveitis/panopthalmitisb&bAversebdru
gbreactions
whatbarebanteriorbsynchiae?b-bANSWERbbbPeripheralbanteriorbsynechiaeb(PAS)
Adhesionsbbetweenbthebirisbandbtrabecularbmeshwork
, PASbresultbfrombprolongedbappositionalbcontactbbetweenbthebirisbandbtrabecularbmesh
work
PASbmaybreduceboutflowbofbaqueousbhumor
Maybleadbtobraisedbintraocularbpressure
Whatbarebfloaters?b-
bANSWERbbbSpots,bthreads,borbfragmentsbofbcobwebs,bwhichbfloatbslowlybbeforebthebob
server'sbeyes
commonybcollagenbbreakingbdownbtobfibrils,bretinalbtearsbandbtearbfilmbdebrisbofbconjucti
valbsurface
whatbarebcateractsbandbhowbwillbabpateintbpresent?b-
bANSWERbbbGradualbthickeningbofbtheblens.
Hxbofbprogressivebresidualbdeteriationbandbdisturbancebinbnightb&bnearbvision
charectoristicbofbsenilebcataracts?b-bANSWERbbb-decreasedbvisualbacuity
-glare
-Myopiaborbmyopicbshift
-bmonocularbdiplopiab-
babnormalbcurvaturebof bcornealbsurfaceb,bcreatedbdoublebvisionbinb1beye!
Whatbisbintracapsularbextraction?b-
bANSWERbbbExtractionbofbentireblens,bincludingbthebposteriorbcapsulebandbzonules,b
cariesbpostoperativebcomlications
Whatbisbextracapsularbextractionb-
bANSWERbbbremovalbof btheblensbnucleusbthroughbanbopeningbinbthebanteriorbcapsuleban
dbabrelativelyblargeblimbalbincision,bwithbretentionbofbthebintegritybofbthebposteriorbcapsul
e
Whatbisbphacoemulsificationb-
bANSWERbbbextractionbofbtheblensbnucleusbthroughbanbopeningbinbthebanteriorbcapsule;b
anbultrasonicallybdrivenbneedlebisbusedbtobfragmentbthebnucleusbofbthebcataract;btheblen
sbsubstratebisbthenbaspiratedbthroughbabneedlebportbviababsmallblimbalborbscleralbincision
Whatbisbopticbneuritis?b-
bANSWERbbbdemyelinatingbinflammationbofbthebopticbnervebthatboftenboccursbinbassociat
ionbwithbmultiplebsclerosisb(MS)bandbneuromyelitisbopticab(NMO)
Signsbofbopticbneuritis?b-
bANSWERbbbDecreasedbpupillaryblightbreactionbinbthebaffectedbeye:b
Varyingbdegreesbofbvisionbreduction:bFrombmildbacuitybtobcompletebvisionbloss
Abnormalbcontrastbsensitivitybandbcolorbvision:bInbalmostballbpatientsbwithbadultbopticbne
uritisbwhobhavebdecreasedbvisualbacuity
Altitudinalbfieldbdefects
Arcuatebdefects
Nasalbsteps
Centralbscotoma