Ankle Flashcards

1
Q

Talus is thicker

A

Anteriorly

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2
Q

Pronation includes

A

DF
ABD
EV

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3
Q

Supination includes

A

PF
ADD
INV

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4
Q

Gravity has tendency to

A

force us into anterior fall

PF (gastroc/soleus) control this tonically

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5
Q

Supination twist

A
WB as go into heel strike
Calc everts (so forefoot supinates) 
Plantar ligaments tighten 
Talus ADD
IR of tibia
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6
Q

Subtalar joint is what

A

Talus with calcaneus

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7
Q

ROM

A

50
20
20 (inv)
10 (ev)

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8
Q

Windlass effect

A

Plantar fascia from calcaneus to first row of phalanges

When you DF you foot, you would think the arch would be flat because fascia tight - BUT actually the arch becomes caves because of DF and aponeurosis inc cavus!
Windlass test - big toe extension

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9
Q

3 arches of the foot

A

medial and lateral and 1 transverse

Trans - intermed cuneiform
Med - talus and navicular
Lat - cuboid

Add strength, stability, mobility, resilience
Shock absorption, dissipate energy

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10
Q

Ottawa ankle rules

A

Inability to WB 4 steps after
Bony tenderness to posterior malleoli edge
Bony tenderness 6cm above either malloelus
Bony tenderness at navicular
Bony tenderness over base of 5th MT

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11
Q

At initial contact, what does the calcaneus do?

A

Calc EV

Rearfoot pronation

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12
Q

At push off - calc does what

A

Calc INV

Rearfoot supination

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13
Q

When calc evers, the tibia

A

IR

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14
Q

When calc inverts, the tibia

A

ER

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15
Q

NWB forefoot is in varus, in WB the forefoot will

A

Pronate
Calc EV
Tibia IR
Because IR tibia is coupled with knee FLEX, this will cause a knee flexion moment at the knee and IR at the hip

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16
Q

NWB calc valgus, WB calcaneus

A

continues in valgus (like eversion of calcaneus)
forefoot supinates
tibia IR
talus add

17
Q

NWB calc varus, WB calcaneus

A

continues in varus (like inversion of calc)
forefoot pronates
tibia ER
talus abd

18
Q

When testing DF ROM - important to

A

bend knee so that gastroc is shortened

19
Q

Achilles tendinopathy

A

Occurs 3-6 cm above insertion

20
Q

Mulders sign

A

Testing for mortons neuroma

Common between 3rd and 4th

21
Q

Kliegers test

A

Deltoid ligament

for high ankle sprain

22
Q

Anterior drawer test

A

for anterior talofibular

ankle is in 10-15 degrees of PF

23
Q

Posterior drawer test

A

Posterior tibiofibular ligament

Push talus post

24
Q

Tarsal tunnel syndrome

A

Post tibial nerve compression at flexor retinaculum

25
Thompson test
squeeze gastroc (+) if no PF
26
Calcaneofibular ligament test
Stab tib/fib DF to 90 And place force into inversion
27
Posterior talofibular test
Stabilize tib/fib | Rotate heel medially with DF
28
Deltoid
Bring entire foot over laterally to stress medial strcutrues
29
Squueze
Squeeze 6-8in below the knee - syndesmosis lesion
30
Sustentaculum tali
Tom, Dick, and nervous Harry (MEDIAL) TP, FDL, tibial artery, tibial nerve, FHL
31
Ankle ligament testing (ones with order)
Anterior drawer (ant talofibular ligament) Calcaneofibular ligament test Posterior talofibular ligament test If A is neg don't do C, if C is neg don't do P
32
Lateral collateral ligaments includes
Talofibular (ant and post) | Calcaneofibular
33
Medial ligaments
Deltoid | Spring
34
Which is weaker - medial or lateral ankle
Lateral!
35
Wells criteria DVT
need 3 major and 2 min Active CA, Paralysis, Bedridden, Tenderness, Thigh/Calf Swelling, Family hx of DVT Hx of recent trauma, Pitting edema, Dilated Sup Vens, Hospitalized last 6 months, Erythema