foot/ankle Flashcards

(54 cards)

1
Q

what major muscle is responsible for foot eversion?

A

peroneus longus

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2
Q

what major muscle is responsible for plantarflexion?

A

gastroc/soleus

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3
Q

what major muscle is responsible for dorsiflexion?

A

anterior tibialis

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4
Q

what major muscle is responsible for foot inversion?

A

posterior tibialis

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5
Q

this is what distal connection of the tibia to the fibula

A

syndesmosis joint (made up of AITFL, PITFL, and transverse ligament)

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6
Q

nerve responsible for hip flexion

A

L2

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7
Q

nerve responsible for medial hamstring reflex

A

L5

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8
Q

Nerve responsible for cremasteric and Babinski reflexes

A

S2-S4

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9
Q

positive anterior drawer sign of the ankle means what?

A

ATF sprain (anterior talofibular ligament)

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10
Q

positive findings on the talar tilt test indicate what?

A

calcaneofibular ligament tear (lateral….pain with inversion)

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11
Q

In the _______ test, the patient is prone with feet dangling over the edge of the bed. Provider squeezes the gastroc and looks for the foot to ________. If this does not happen, it may indicate rupture of the ___________

A

Thompson test, plantarflex (normal), absence = Achilles tendon rupture

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12
Q

during this test, the patient will experience reproduction of pain at a point away from the site of pain and suggests a fracture of syndesmotic injury

A

compression test

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13
Q

This view of the ankle in plain film is taken at 15 degrees internal rotation

A

Mortise view

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14
Q

This view allows us to see tib/fib/talar joint

A

mortise

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15
Q

What tendon is exclusively lateral ankle?

A

peroneal

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16
Q

whenever you suspect an ankle sprain/inversion injury and there’s ttp of the peroneal nerve, what must you ALWAYS do?

A

palpate the insertion at the 5th metatarsal for avulsion/fx

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17
Q

How do you tx ankle sprain? (medial or lateral)

A

1) walking boot

2) PT

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18
Q

which ankle ligament is strongly a/w the medial malleolus?

A

deltoid ligament

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19
Q

If you suspect a medial ankle sprain/eversion injury and there’s ttp to the deltoid ligament, what must you ALWAYS do?

A

palpate the proximal fibula for avulsion/fx

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20
Q

Your patient has pain with dorsiflexion and resisted plantar flexion. There is ttp over the Achilles tendon. How will you treat?

A

Achilles tendonitis, tx with

1) walking boot with heel lift,
2) PT
3) NTG patch

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21
Q

How do you know if it’s Achilles tendonitis vs Achilles rupture?

A

1) acute onset
2) defect/gap
3) THOMPSON TEST

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22
Q

What is the tx for an Achilles rupture?

A

short leg cast x 4 weeks, then walking boot.

sx for young athletes

23
Q

What tests should you do if you suspect a low leg stress fx?

A

compression test, xrays usually negative, do MRI

24
Q

What is common in the history of pts with stress fx?

25
what is the tx for stress fx?
No wt bearing x 6 weeks
26
Your young patient felt a "pop" when he twisted his ankle playing soccer. You detect ttp on the lateral retinaculum (tendon sheath). When you evert the foot you can feel subluxation.
subluxating peroneal tendon
27
what kind of imaging will you order for the subluxating peroneal tendon?
xray to r/u avulsion
28
how will you tx a subluxating peroneal tendon?
SLC x 6 weeks for older, Surgical fixation of sheath in young
29
What are the 3 types of distal fibula tx?
1) Weber A, below syndesmosis 2) Weber B, at level of syndesmosis 3) Above syndesmosis
30
How will you tx the Weber levels?
A--SLWBC x 6 wks B--non-displaced: SLC x 4 wks, WB x 4 wks B--displaced: sx C--sx
31
This is a common foot fx, typically resulting from avulsion s/p inversion sprain (peroneus tendon)
proximal 5th metatarsal fx
32
Where is the 5th metatarsal most likely to fx?
the styloid
33
What do most pt's say when they have a 5th metatarsal fx?
that they have sprained their ankles
34
How do you treat a 5th metatarsal fx?
firm soled shoe or WB
35
What is the term for a fx of the metaphyseal/diaphyseal junction of the 5th metatarsal, which makes wt bearing nearly impossible?
Jones fx
36
How do you tx a Jone's fx?
SLC x 6-10 wks or screw fixation
37
This injury usually occurs in young athletes due to repetitive stress on lateral foot (bball, running). Characterized by gradual increase of pain. Poor healing w/out tx.
stress fx of 5th metaphyseal diaphysis.
38
how would you tx the pseudo Jones fx (stress fx)?
SLC x 20 weeks or screw fixation
39
Your patient is c/o terrible heel pain, especially bad in the morning. PE reveals ttp of the medial calcaneal tuberosity. How will you tx this patient?
Dx: plantar fasciitis, tx will heel cord stretching, inserts, overnight splints
40
What is a history question you should be asking for any patient with plantar fasciitis?
Are they getting steroid injections, which cause atrophy of the fat pads
41
What joint connects metatarsals to tarsals?
Lisfranc
42
A Lisfranc injury typically occurs as a result of trauma/MVA/fall and will have a physical exam with significant ttp over the _______ joint causing pain/swelling on ___________ and ______ of the foot. Typically they have an inability to bear wt.
Lisfranc, plantar and dorsal
43
How do you treat a Lisfranc Injury?
start with a non-walking boot, escalate to sx PRN
44
Toe abnormality, commonly 2nd toe, that presents with flexion of PIP and exention of DIP
hammer toe
45
How will you tx hammer toe and other "lesser toe" abnormalities?
footwear with wide toe, dorsal foot pad or RFL to sx
46
This toe abnormality presents with flexion of the DIP
mallet toe
47
This problem is genetic, commonly affects females, and involves the lateral deviation of the big toe
hallux valgus aka bunion
48
How will you tx hallux valgus?
wide low shoes, orthotics, night splint, sx
49
This condition results from the loss of the medial longitudinal arch of the foot. It is common in kids and typically resolves
pes planus (aka flat feet)
50
When would pes planus necessitate sx?
If the foot looses flexibility
51
Pes planus places you at higher risk for developing __________
tibialis tendonitis/rupture
52
This condition causes burning and tingling between interspaces of involved toes (2nd-4th most common)
Morton's Neuroma compresses interdigital nerve
53
The _______ sign is positive for patients with Morton's neuroma, and is characterized by palpable clicks and ttp in the intermetatarsal web space
Mulder's sign
54
How do you tx a Morton's neuroma
change footwear, injections, sx RFL