ORTHOTIC CPM EXAM - ORAL QUESTIONS WITH CORRECT ANSWERS 2025

ORTHOTIC CPM EXAM - ORAL QUESTIONS
WITH CORRECT ANSWERS 2025
WhichMmuscleMgroupMisMmostMlikelyMaffectedMifMyouMobserveMaMpatientMwithMaMshortenedMstepMonMtheMs
oundMsideM(assumingMtheMpatientMisMunilaterallyMinvolved)?M-MCORRECTMANSWERM-plantarflexors



WhatMtypeMofMAFOMwouldMyouMuseMforMaMpatientMwithMaMtibialMnerveMlesion?M-MCORRECTMANSWERM-
PlantarflexionMfree,MdorsiflexionMstop



EvaluationMofMaMpatientMwithMaMgunshotMwoundMtoMtheMhipMrevealsMweakMhipMflexors.MWhatMperipheralM
nerveMisMinjured?M-MCORRECTMANSWERM-femoralMnerve



AMpatientMexhibitsMhalluxMrigidus,MatMwhichMpartMofMstanceMphaseMwillMtheMpatientMhaveMtheMmostMdisco
mfort?M-MCORRECTMANSWERM-LateMstanceMphase



WhatMdoesMtheMtermMfootMprogressionMangleMreferMto?M-MCORRECTMANSWERM-
RelationshipMbetweenMlineMofMprogressionMandMlongMaxisMofMfoot



AtMwhichMjointMandMinMwhichMplaneMdoesMtheMmotionMofMinversionMandMeversionMoccur?M-
MCORRECTMANSWERM-SubtalarM(orMtalocalcaneonavicular)Mjoint,McoronalMplane




WhatMmotionMandMatMwhatMphaseMofMgaitMdoesMaMcushionedMheelMsimulate?M-MCORRECTMANSWERM-
plantarflexionMatMheelMstrike,MinitialMcontact



InjuryMtoMwhichMnerveMpresentsMasMparalyticMequinusMduringMswingMphase?M-MCORRECTMANSWERM-
commonMperonealMnerve



IfMtheMankleMisM90MdegreesMatMinitialMcontact,MwhatMtypeMofMmomentMdoMyouMhaveMatMtheMknee?M-
MCORRECTMANSWERM-KneeMflexionMmoment




IfMtheMankleMisMinM3MdegreesMofMplantarflexionMatMmidstance,MwhatMtypeMofMmomentMdoMyouMhaveMatMt
heMknee?M-MCORRECTMANSWERM-kneeMextensionMmoment

,DuringMwhichMphaseMofMgaitMdoesMtheMankleMachieveMtheMgreatestMamountMofMdorsiflexionMinMaMhealthy
MindividualMwhichMnormalMROMMandMmuscleMfunctionality?M-MCORRECTMANSWERM-terminalMstance




WhichMligamentMmaintainsMtheMmedialMarch?M-MCORRECTMANSWERM-
springMligamentM(plantarcalcanealnavicularMligament)



WhatMpercentageMofMtheMgaitMcycleMisMspentMinMdoubleMlimbMsupport?M-MCORRECTMANSWERM-20%



TheMdorsiflexionMstopMperformsMtheMfunctionMofMwhichMmuscle?M-MCORRECTMANSWERM-
gastricnemius/soleus



TheMfunctionsMofMtheMtibialisManteriorMmusclesMare?M-MCORRECTMANSWERM-dorsiflexionMandMinversion



WhatMmomentMatMtheMkneeMisMcreatedMinMstanceMphaseMofMgaitMinMaMsolidMthermoplasticMAFOMsetMtoMn
eutralMwithMaMrigidMfullMlengthMfootplate?MAdditionally,MwhereMinMstanceMwouldMbeMthisMmostMnoticedMb
yMtheMpatient?M-MCORRECTMANSWERM-increaseMtheMkneeMextensionMmoment,MterminalMstance



DecreaseMtheMalignmentMatMtheMankle,MkneeMandMhipsMforMcrouchMgaitMpattern?M-MCORRECTMANSWERM-
flexedMhips,MflexedMknees,MdorsiflexedMankles



AMsingleMgaitMcycleMdefinedMas?M-MCORRECTMANSWERM-
HeelMstrikeMonMoneMsideMtoMheelMstrikeMonMtheMipsilateralMside



ForMwhichMdiagnosesMwouldMyouMrecommendMaMrockerMbottomMshoe?M-MCORRECTMANSWERM-
diabetes,Marthritis,MankleMfusion,Metc.MWheneverMaMpatientMrequiresMaMsolidMAFO



HowMcanMyouMpreventMaMkneeMorthosisMfromMmigratingMdown?M-MCORRECTMANSWERM-
SupracondylarMwedge,MsuprapatellarMstrap,MattachMaMfootplate,MlightweightMbelt



WhatMisMtheMbestMpositionMforMaMpatientMtoMbeMinMwhenMbeingMfittedMwithMaMtibialMfractureMorthosis?M-
MCORRECTMANSWERM-sittingMwithMlegsMdangling,MkneesMatM90Mdegrees

, WhatMadjustmentMtoMaMmetalMAFOMwouldMbestMaccommodateMexcessiveMtibialMtorsion?M-
MCORRECTMANSWERM-deflectionMofMsidebars




PatientMreportsMpainMandMrednessMatMtheMlateralMaspectMofMtheMforefootMuponMweightMbearingMwhichMw
orsensMwithMambulationM-MwhatMadjustmentsMwouldMyouMmake?M-MCORRECTMANSWERM--
isMtrimlineMbisectingMtheM5thMMTP?

-
doesMforefootMrequireMadditionalMsupportMofMextendedMlateralMfootplateMtoMcontrolMforefootMabduction
?



PatientMreportsMpainMandMrednessMatMtheMmedialMmalleolusMuponMweightMbearingMwhichMworsensMwithM
ambulationM-MwhatMadjustmentsMwouldMyouMmake?M-MCORRECTMANSWERM--
doesMpatientMhaveMadequateMclearanceMatMmedialMjointMspace?

-additionMofMpadMinMmedialMlongitudinalMarch/proximalMtoMtheMmedialMmalleolus

-dynamicMslottedMmedialMinstepMstrapMtoMprovideMvalgusMcorrectionMintrinsicMmedialMheelMpost



IfMyouMhaveMaMtotalMcontactMUCBLMintrinsically,MbutMyouMstillMhaveMcalcanealMvalgus,MwhatMmodifications
MdoMyouMneedMtoMmake?M-MCORRECTMANSWERM-addMextrinsicMmedialMwedge




PatientMwasMfitMoneMweekMagoMwithMaMsolidMankleMAFOMandMreportsMthatMtheyMfeelMlikeMtheirMkneeMflex
esMrapidlyMatMheelMstrike.MWhatMadjustmentMdoMyouMmake?M-MCORRECTMANSWERM-
additionMofMshoeMwithMcushionedMheel



PatientMpresentsMtoMyourMofficeMforManMadjustmentMtoMtheirMarticulatedMAFOM-
MtheyMstateMthatMtheyMareMhavingMpainMinMtheMposteriorMcompartmentMofMtheMkneeMwithMprolongedMsta

ndingMorMambulation.MUponMambulating,MyouMnoticeMaMsignificantMkneeMextensionMmoment.MWhatMadju
stmentsMdoMyouMmake?MWhatMdoMyouMneedMtoMconsiderMpriorMtoMmakingMadjustments?M-
MCORRECTMANSWERM--heelMliftMtoMdecreaseMkneeMextensionMmoment



-adjustMdoubleMactionMjointsMifMavailableM

-adjustMplantarflexionMstopM

-NEEDMTOMCONSIDERMQUADRICEPSMSTRENGTHM-MISMKAFOMNEEDED?



YouMhaveMfitMaMpatientMwithMthermoplasticMAFO,MfreeMDF/PFMstop.MTheMankleMisMsetMatMneutral.MDuringM
ambulationMtheMpatientMcomplainsMofMpressureMonMtheMnavicularMandMtheMlateralMaspectMofMtheMfoot,Mp