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oite > Foot&Ankle > Flashcards

Foot&Ankle Flashcards

1
Q

Fleck sign

A

Small avulsion fx of 2nd met bone

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2
Q

XR needed for lisfranc injury

A

Weight bearing XR

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3
Q

Lisfranc ligament runs from

A

Medial cuneiform to 2nd met bone (dorsal and plantar lig, strong interos lig)

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4
Q

What must be disrupted for crossover toe

A

Plantar plate

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5
Q

Tx for mod severe Hallux valgus without arthritic changes

A

Bunionectomy with prox met osteotomy

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6
Q

Female athlete triad

A

Osteopenia, anorexia, amenorrhea

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7
Q

Total ankle replacement

A

Age 60 or older, low demand, minimal deformity

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8
Q

Wound and total ankle 3 weeks compared to 6 weeks out

A

3 weeks is acute infection: poly exchange

6 weeks is chronic infection: remove total ankle and place abx spacer

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9
Q

Ankle fusion for what patient

A

End stage arthritis, active patients who have failed nonsx tx

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10
Q

Arthroscopic debridement and cheilectomy of ankle for what patient

A

Bony impingement as mild arthritis with little articulate cartilage loss

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11
Q

Stress syndesmosis is most important in which ankle fractures

A

Pronation external rotation

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12
Q

Tx for acute Charcot foot and pathophys of bone destruction

A

Total contact casting

Bone destruction via hypervascularity

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13
Q

Cause of hammertoe

A

Contraction of FDL

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14
Q

Severe disease

A

Calcaneal apophysitis

Activity modificarion

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15
Q

Most common cause or adult acquired flat foot

A

Post tib tendon dysfunction

Tearing of calcaneonavicular (spring lig) and gastroc contracture

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16
Q

Initial tx and sx tx for flat foot

A

AFO and PT
Rigid-fusion
Flex-FDL transfer, calf osteotomy, lat column lengthening, medial dorsal opening wedge osteotomy of medial cuneiform

17
Q

Tx of osteochondral lesions of talar dome

A

Small less than 1.5cm noncystic-scope debridement and drilling
Cystic with cartilage surface intact-retrograde drilling and bone graft
Small cystic and unstable-malleolar osteotomy and osteochondral graft

18
Q

Different Tx of hallux valgus for ima and hva angle

A

Ima less than 15 and hva less than 35: distal osteotomy if joint congruent
Ima greater than 25 and hva greater than 35: prox osteotomy, lapidus bunionectomy if prox osteotomy failed
Ima less than 11 and hva less than 25: soft tissue recon if joint incongruent
Large dmaa angle and normal
Ima: biplanar distal chevron osteotomy

19
Q

Tx for flatfoot dependent on pain and rigidity

A

No pain: obs
Initial tx for painful flatfoot: cast
Rigid flatfoot and pain: triple arthrodesis, Arizona brace if not stable

20
Q

Resection of prox phalanx results in

A

Floppy toe

21
Q

Tx for hallux rigidus

A

Lesser joint destruction: cheilectomy

More destruction: fusion

22
Q

Chopart joint

What is it and block to reduction

A

Talonav and calccuboid

Tib post is block to reduction

23
Q

Most common coalition locations

Treatment of coalitions

A

Talocalcaneal and calcaneonavicular
Tx: rest and temporary cast
Sx: less than 50% and young: resection and interposition of fatty tissue
Greater than 50: fusion

24
Q

Severe disease
Kohler disease
Freiberg infarction
Thiemann disease

A

Traction apophysitis at Achilles’ tendon
Tarsal navicular
Lesser met head
Great toe phalanx

25
Q

What is the primary stabilizer of the lesser mtp joint

A

Plantar plate

26
Q 
Neuromas:
Most appropriate orthotic
Compressions neuropathy from what structure
Advantage of plantar approach
Complication with steroid injection
Type of nerve degeneration
A 
Metatarsal pad
Intermet lig
Better access to neuroma
Hammertoe deformity
Perineural Fibrosis of intermet nerve
2nd and 3rd webspace
27
Q

Complication if lisfranc is ORIF but only ligamentous injury (should have been fused)

A

Persistent pain and arthritis

28
Q

Strongest lig in lisfranc

First lig to fail in lisfranc

A

Oblique interosseous

Dorsal ligaments weakest

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