Pathological Gait: Foot & Ankle Flashcards
Influence of muscle weakness
DF: Swing
PF: MSt/TSt
Inverters: LR/MSt/TSt
PF contracture
lose ability to DF
Having a 15 PF Contrature I can… I can’t…
CAN: PF 25-30
CAN’T: DF 10, 5, Neutral
Excessive PF
Lack of normal DF
Too much PF
Excessive DF
Lack of normal PF
Too much DF
Excessive PF: TSw-IC
Causes
DF weakness Calf tightness/contracture Excessive calf activity Strategy to reduce heel rocker Muscle weakness/Poor balance/Instability Heel pain
Excessive PF: IC
Penalties
Decreased stance phase progression
Lack of heel rocker
Excessive PF: MSt/TSt
Causes
Calf tightness/contracture
Excessive PF activity
Shortened step length
Excessive calf activation
Compensatory for hip/knee extensor weakness
Push body forward as opposed to hip/knee extension pulling body forward
Excessive PF: MSt-TSt
Penalties
Decreased forward progress (lack of ankle rocker)
Requires compensatory strategies to augment forward progression
Knee hyperext
Midfoot pronation
Early heel rise and elevated COM
Excessive PF: ISw/MSw
Causes
DF weakness
Calf tightness/contracture
Excessive calf activity
Excessive PF: ISw/MSw
Penalties
Diminished foot clearance
Compensations for Excessive PF: ISw/MSw
Excessive hip/knee flexion
Excessive DF: IC & LR
Causes
AFO
Px Foot
5-8 DF: ankle/heel rocker
Excessive DF: IC & LR
Penalties
Excessive heel rocker
Excessive knee flexion/quads activity
Excessive DF: MSt/TSt/PSw
Causes
Calf weakness