Adult Foot and Ankle Flashcards

(58 cards)

1
Q

what region of the foot does the meidal malleolus lie in?

A

medial hindfoot

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2
Q

what region of the foot does the deltoid ligament lie in?

A

medial hindfoot

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3
Q

what region of the foot does the sural nerve lie in?

A

lateral hindfoot

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4
Q

another name for flat feet?

A

pes planus

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5
Q

most common cause of acquired flat foot deformity in adults?

A

tibialis posterior dysfunction

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6
Q

what does the tibialis posterior muscle run behind in the foot?

A

medial malleolus

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7
Q

where does the tibialis posterior insert

A

navicular tuberosity

plantar aspect of medial and middle cuneiforms

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8
Q

what does the tibialis posterior do

A

stabilises medial longitudinal arch
inversion
plantarflexion

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9
Q

who tends to get tibialis posterior dysfunction?

A

obese middle aged women

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10
Q

causes of tibialis posterior dysfunction?

A
hypertension
diabetes
steroid injection
seronegative arthropathies
idiopathic tendonosis
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11
Q

clinical presentation of tibialis posterior dysfunction?

A
pain +/- swelling posterior to medial malleolus with:
change in foot shape
struggling to walk
noticeable hallux valgus
midfoot/ankle pain
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12
Q

what would you see on examination of someone with type 1 TPD?

A

swelling
tenderness
slightly weak muscle power

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13
Q

what would you see on examination of someone with type 2 TPD?

A

planovalgus

midfoot abduction

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14
Q

treatment for TPD?

A

physiotherapy
NO steroids
orthoses
surgery

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15
Q

commonest cause of pes cavus?

A

idiopathic

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16
Q

other causes of pes cavus?

A
HSMN
CP
polio
spina bifida
club foot
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17
Q

clinical presentation of pes cavus?

A

high arched foot with clawed toes

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18
Q

clinical presentation of plantar fasciitis?

A

pain after rest that is exacerbated by exercise
swelling on plantarmedial aspect of heel
positive tinel’s test for baxter’s nerve

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19
Q

causes of plantar fasciitis

A

physical overload eg exercise, obesity
seronegative arthritis
diabetes
planovalgus/cavovalgus

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20
Q

treatment for plantar fasciitis?

A
NSAIDs
night splints
taping
physio
steroid injection
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21
Q

does hallux valgus commonly present bilaterally or unilaterally?

A

bilaterally

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22
Q

is hallux valgus more common in men or women?

A

women

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23
Q

causes of hallux valgus?

A
familial
shoes
joint laxity
connective tissue disease
rheumatoid
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24
Q

treatment for hallux valgus?

A
shoe modifications (non-op)
operative
25
when would you consider surgery in someone with hallux valgus?
``` failure of other treatment pain lesser toe deformities lifestyle limititation overlapping ulceration ```
26
how is the surgery for hallux valgus done?
osteotomy to break the bone and then move the head laterally
27
what is hallux rigidus?
OA of 1st MTPJ
28
surgical management of hallux rigidus?
joint replacement | fusion
29
what causes rheumatoid foot?
synovitis increases proteinases and collagenases which impairs integrity of joint capsules and ligaments by destructing hyaline cartilage
30
systemic effects of rheumatoid foot?
``` vasculitis ischaemia ulceration neuropathy immunosuppression anaemia ```
31
why do you get flat feet in rheumatoid foot?
unstable subtalar joint causes the calcaneus to become valgus, this causes medial arch to collapse
32
what is morton's neuroma?
degenerative fibrosis of digital nerve near it's bifurcation
33
clinical presentation of mortons neuroma?
forefoot pain | burning and tingling in toes in middle aged people
34
non surgical treatment of mortons neuroma?
insoles | injections
35
surgical treatment of mortons neuroma?
excise
36
how is mortons neuroma diagnosed?
USS | XR
37
what happens when you excise the digital nerve?
no sensation in between toes
38
what happens in achilles tendinosis?
repetitive microtrauma causes failure of collagen repair
39
what drugs predispose you to achilles tendinosis?
ciprofloxacin | steroids
40
clinical presentation of achilles tendinosis?
pain, morning stiffness, eases with heat/walking
41
investigations for achilles tendinosis?
USS | MRI
42
management for achilles tendinosis?
``` analgesia NSAIDs NO steroids orthotics physio maybe surgery ```
43
what is the minimum age that you tend to see a tendo-achilles rupture in?
40
44
most common cause of a tendo-achilles rupture?
pre-existing tendinosis | sudden deceleration with resisted calf contraction
45
clinical presentation of a tendo-achilles rupture?
``` unable to bear weight weak plantar flexion palpable painful gap +ve simmond's test think someone has hit them ```
46
what is simmond's test?
test for achilles tendonitis by squeezing calf
47
name the types of surgery conducted on claw, hammer and mallet toes?
tenotomy tendon transfer fusion amputation
48
most common movement causing an ankle sprain?
inversion on a planted foot
49
does an ankle sprain or fracture take longer to heal?
sprain
50
what ligaments are commonly affected in ankle sprain?
``` anterior talofibular (ATFL) calcaneofibular (CFL) lateral ligaments ```
51
non-operative management for ankle sprain?
RICE | physio
52
operative management for ankle sprain?
brostrum gould | chrisman snook
53
when is an ankle fracture classed as unstable?
if it includes a medial malleolus fracture or deltoid ligament fracture
54
treatment for an unstable fracture?
surgery
55
treatment for a stable fracture?
cast and boot
56
where does a pilon fracture happen?
distal tibia
57
most common cause of a pilon fracture?
high energy fall/crash
58
most common injury to the 5th metatarsal?
inversion