Ankle: Terminology Flashcards
sagittal plane rotation of one foot bone with respect to another
plantarflexion/dorsiflexion
inward angled hindfoot position in the frontal plane
hindfoot/rearfoot varus
outward angled hindfoot position in the frontal plane
hindfoot/rearfoot valgus
inward angled forefoot in the frontal plane
forefoot varus
outward angled forefoot in the frontal plane
forefoot valgus
inward angled forefoot in the transverse plane
forefoot adductus
outward angled forefoot in the transverse plane
forefoot abductus
higher than normal medial longitudinal arch
high arch
lower than normal medial longitudinal arch
low arch
Pes cavus is a foot posture that is characterized by (high/low) arch and hindfoot (varus/valgus)
high arch
hindfoot varus
Pes planus is a foot posture that is characterized by (high/low) arch and hindfoot (varus/valgus)
low arch
hindfoot valgus
STJ supination incorporates these movements
- inversion
- adduction
- PF
STJ pronation incorporates these movements
- eversion
- abduction
- DF
transverse tarsal joint aka
Chopart’s joint
What is the STJ?
talocalcaneal joint
What encompasses the transverse tarsal joint?
talonavicular
calcaneocuboid
What is the Lisfranc joint?
tarsal-metatarsal joints
This is the most commonly injured joint in the body
ankle
% of the general population has foot problems
at least 80%
Primary functions of the foot/ankle
- propulsion (windlass effect)
- support
For propulsion, the ankle joints act like a
flexible lever arm
For support, the ankle joints act like a
rigid support
