Lower Extremity III Flashcards

1
Q

Anterior lateral malleolus

A

. Ankle moves more freely into plantarflexion, restriction in dorsiflexion
. Adducts talus causing inf. Displacement of ant. Calcaneus
. Net result is fallen arch

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2
Q

Post. lateral malleolus

A

. Ankle moves more freely in dorsiflexion
. Restriction in plantarflexion
. Abducts talus causing sup. Displacement of ant. Portion of calcaneus
. Results in high arch

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3
Q

Is supination or pronation easier in ankle joint?

A

Supination

. Assoc. w/ plantarflexion

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4
Q

Motion of ankle

A

. Ant.-post. Gliding and rotation about vertical axis in distal tibia-fibular joint
. Dorsiflexion w/ post. Glide and plantarflexion w/ ant. Glide by tibiotalar joint
. Adduction, toeing in, and supination in plantar flexion
. Abduction, toeing out, and pronation in dorsiflexion

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5
Q

Overpronation of foot is associated w/ ____

A

. Fallen arch or shin splints

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6
Q

Motion of foot

A

. Adduction from internal rotation of tibia

. Abduction from external rotation of tibia

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7
Q

Ankle drawer test

A

. Determines if ATF is intact
. Place one hand on calcaneus and other on ant. Distal tibia
. Foot slightly plantarflexed
. Apply ant. Force to calcaneus and talus w. Post. Force to tibia
. Pos. If laxity of calcaneus and talus ant.

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8
Q

Talar tilt test

A

. Determines if calcaneofibular ligament is torn
. Laxity w/ valgus stress is deltoid issue, w/ varus stress is calcaneofibular laxity
. Patient lies on side w/ foot relaxed and knee flexed, talus tilted from side to side

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9
Q

Cotton test

A

. Determines injury to distal syndesmosis/ interosseous membrane
. Stabilize distal tibia, ankle dorsiflexed
. Side to side translation force introduced
. Pos. Is pain
. Indicates high ankle sprain

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10
Q

Kleiger/external rotation test

A

. Determines injury to interosseus membrane
. Patient seated w/ leg over table w/ knee at 90 degrees
. Fold foot at 90 degrees dorsiflexion
. Passive lat. rotation stress applied to foot and ankle
. Pain over ant. Or post. Talofibular ligaments w/ external rotation indicates syndesmosis Sprain

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