TCDHA RAD MIDTERM FINAL EXAM PRACTICE EXAM WITH 200 QUESTIONS AND CORRECT ANSWERS RAD TCDHA MIDTERM 1 AND FINAL EXAM PREP LATEST (BRAND NEW!!)

TCDHAgRADgMIDTERMgLATESTgEXAMgWITHggCOMPL
ETEgSOLUTIONSg(A+)


xraygbenefits

- DETECTgDISEASE

- minimizeg&gpreventgtoothaches,gsurgery

- savesgtimeg&gmoney,gpreventsgedentulismlosinggallgteeth



xrayguse

- DETECTg diseases,g lesions,g trauma,g foreigng objects

- boneglevelsgdeteriorating,gevaluateggrowthg&gdevelopement



whatgcangbegfoundgxray



missinggteeth

- maygleadgtogocclusiongproblemsgasgagresultgofgdriftinggorgtipping

- orthodonticgtreatmentgingthegabsencegofgteethgcangpreventgocclusiongproblems

- conditions:ghereditarygectodermalgdysplasia,gbooksgsyndrome,griegersgsyndrome*



radiographgak

agradiogram

agpicturegthatgis,gagvisiblegphotographicgrecordgongagfilmgproducedgbygthegpassageg
ofgx-raysgthroughgangobjectgorgbody

- cangONLYgbegprescribedgbygDENTISTS

- shouldgnevergbegroutine/predetermined

,impacted/embeddedgteeth

- MOSTg COMMONg developmentg defects

- shouldgbegremovedgsurgericallygtogpreventgodontogenicgcystgformation,gdamageg
ofgadjacentgteethgandgbonegresorptiongwhichgmaygleadgtogfractions



impactedgtooth

- oneg toothg isg PREVENTEDg FROMg ERUPTINGg dueg beingg wedgedg upg againstg
agneighbouringgtooth

- ALWAYSg necessaryg tog extract

- mostgcommon:gthirdgmolars,gpremolars,gmaxgcuspidg(canine),gsupernumerary




embeddedg tooth

- ifgagtoothgisgnotgbreakinggthoughgtheggumgbecausegofgbeinggUNDERgBONE

- toothgisgbeinggblockedgbygtheggumgitgmayglackgthegforcegnecessarygtogbreakgthrugt
heggum




dentalgcaries

- bitewingsg forg interproximalg variousglesions

- pulsegofgtoothgdies

- ifgleftguntreated,gcangresultgingdestructiongofgaglargegamountgofgtoothgstructuregandgp
ulpgallgnecrosis

- decaygmaygrecurgundergthegmarginsgofgexistinggrestorationsgandgmaygorgmaygnotg
begseengclinically

- blackgcirculargareasgong xray

- rampantgdentalgcaries,g recurrentg decay,g earlyg rootgcaries



rampantgdentalgcaries

,recurrentgdecay



earlygrootgcaries



periodontalg disease

- diseasegofgthegBONE

- CANNOTg beg diagnosedg wog xray

- xraysgenablegtogidentifygpredisposinggfactorsg(calculusgfaultygrestorations,gbon
ygchangesgincludinggfurcationginvolvement)

- providegbaselineginfogconcerninggperiodontist,gcangbegusedgasgpretreatmentgreferenc
egsource



furcationginvolvement

- generallygseengingMOLARS

- boneg hasg comeg down,g createdg ag SPACE/HOLEg betweeng theg boneg andg gums



dilaceratedg roots

- SHARPgBENDgofgthegrootsgorgagsharpgbendgbwgthegcrowngandgroot

- causedgbygsomegtraumaticgepisodegduringgtoothgformation

- producesgCHALLENGESgIFgEXTRACTIONgISgNECESSARY



retainedg rootg tips

- rootgtipsgorgfragmentsgaregsometimesgleftgbehindgfollowinggagcomplicatedgtoot
hgextraction

- retainedgrootgtipsgaregusuallygasympomatic

- ONLYg discoveredg byg xrays

- usuallygdontgrequiregextraction,gshouldgPERIODICALLYgbegre-evaluted

, periapicalg lesions

- thegMOSTgCOMMONgradiographicgappearancegofgagperiapicalglesiongisgth
egRADIOLUCENCYg(dark)gareagatgrootgapex

- agdiagnosisgofgperiodicalgcyst,ggranulomagorgabcessesgcantgbegmadegbasedgongxr
aygfindingsgalone

otherglesions

- numerousgdentalganomalies,gcysts,gtumoursg&gdiseasesgaffectgthegjaws

- lesionsgmaygpersistgforgyearsgbeforegsignsg&gsymptomsgdevelop

- xraygplaygVITALgrolegingthegdetection

- thegimportancegofgEARLYgdetectiong&gdiagnosisgcannotgbegOVERSTATE

Dginterpretation

- ablitygtogreadgwhatsgrevealedgbygangxray

- angEXPLANATIONgofgwhat'sgviewed

- dentalghygienistgpreparesgagpreliminaryginterpretationg&gpresentsgthegfindingsgt
ogdentist

- dhgmustgbegconfidentgwgthegidentificationg(normalganatomy,gcaries,gdisease,gtraumati
cginjuries,glesions.)



diagnosis

- dhg isg RESTRICTEDg byg lawg fromg renderingg ag diagnosis

- "TOgKNOW",g"togDISTINGUISH"



disclosure

- thegprocessgofginforminggthegthegptgaboutgthegparticularsgofgexposinggdentalgxrays

- easyglanguage,

- explain:gvalueg&gpurpose,gthegclientgexam:glimtiationgwogxray



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