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Foot and Ankle Injuries
Ortho Foot and Ankle Injuries
120
Medical
Professional
03/03/2012

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Cards

Term
bow legged
tight calf mm
prev injury
Definition
inc risk of ankle sprain
Term
What is the most commonly injured ankle ligament?
Definition
ATFL
Term
MOI of ankle most ankle sprains
Definition
inversion and plantar flexion
Term
Sequence of injury of most ankle sprains
Definition
ATFL
CFL
PTFL
Term
dx for ankle sprains
Definition
Stress xrays (space bw tibia and talus)
anterior drawer test
MRI (chronic)
Term
how would you test the ATFL for stability
Definition
anterior drawer test of the ankle
Term
never attempt a stress xray on
Definition
an injured ankle of a skeletally immature indiviusal
Term
if a kid has an ankle sprain assume
Definition
they have a physeal fx
Term
dx of kid with ankle sprain?
Definition
MRI
splint kid for 3 weeks and then they are usu fine
Term
ATFL only injured
Minimal change on inversion stress
normal anterior drawer test
Definition
Grade I lateral ankle sprain
Term
Complete tear of ATFL
stretching of the CFL
laxity with inversion stress
Positive anterior drawer test
Definition
Grade II lateral ankle sprain
Term
Complete tear of the ATFL + CFL +/- PTFL
Uncommon
can be associated with fx
Definition
Grade III lateral ankle sprain
Term
physical therapy for ankle sprains
Definition
Proprioceptive training
Term
inadequate rehab and healing
invertor/evertor m imbalance
abnormal knee alignment (varus)
Definition
recurrent sprains etiology
Term
rarely an isolated injury
usu seen w fx
can lead to posterior tendon rupture
Definition
Term
-season ending injury
-proximal pain
-worse pain with external rotation
-dx on xray with foot everted
Definition
"High" Sprain - syndesmosis sprain/disruption
Term
what classification ranks ankle fxs
Definition
Weber classificaation
Term
-fibula fx below talotibial joint
-inversion
-may have medial injury
Definition
Weber Type A
Term
-fibula fx at talotibial joint
-eversion
-may have ruptrure of tib/fib syndesmosis
-may have medial injury
Definition
Weber Type B
Term
-fibula fx above talotibial joint
-eversion
-Tib/fib syndesmotic injuty is more extensive
-may have medial injury
Definition
Weber Type C
Term
-eversion injury
-medial malleolus fx + tibfib syndesmosis injury + high fibula fx of prox 1/3
-missed with initial ankle exam
Definition
Maisonneuve Fx
Term
what else do you look for on isolated medial maleoli fx on xray
Definition
inc space bw tib fib indicating tibfib syndesmosis injury
Term
-usu requires surgery
-key to reduction of this fx is lateral malleorlar length and rotation
Definition
Bimalleolar fx
Term
-likely requires surgery
Definition
Trimalleolar fx
Term
posterior malleolar is located on what bone
Definition
posterior of the distal tibia
Term
MUST HAVE:
1) tear of the deltoid lig
2) rupture of the syndesmotic lig
3) high fx of fibula
Definition
Maisonneuve fx
Term
-sig inc in activity or change in type of activity
-pain with push off
-swelling
-tenderness to palp
Definition
Achilles tendonitis
Term
-weeks/months to resolve
-heel lift +/- boot cast
-do not inject!!!!!!
Definition
Ahilles tendonitis
Term
inflammation of tendon
Definition
tendonitis
Term
degeneration of tendon
Definition
tendonosis
Term
why dont we inject the achillies tendon?
Definition
it affect the collagen and my cause it to rupture
Term
-happens to weekend warriors
-may be chronic
-inc risk with inc pronation, pes cavus, tight calf mm
Definition
Achilles tendon rupture
Term
feels like i got hit in the back of the leg w a stick
Definition
Achilles tendon rupture
Term
squeeze calf and foot will normally plantar flex - positive would be if this didnt happen
Definition
Thompson test
Term
dx of Achilles tendon rupture
Definition
Thompson test
Term
where does the achilles tendon rupture
Definition
4-6cm proximal to its insertion on the calcaneus at the WATER SHED AREA (poor blood supply)
Term
surgical repair
-repair end to end, fascial graft
Definition
achilles tendon rupture
Term
Non surgical repair
-cast in equinas (plantar flexed position)
Definition
Achilles tendon rupture
Term
complication to achilles tendon rupture surgery
Definition
injury to the sural nerve
Term
-pain in mid to upper medial calf
-forceful plantar flexion of foot with knee extended
-mimics DVT
-Thompson test causes sig pain
Definition
Tennis leg or Medial Gastroc Muscle Tear
Term
-RICE
-splint
-NWB w crutches
-NEVER surgical
Definition
Tennis Leg or Medial Gastroc Muscle Tear
Term
forceful heel strike
avulsion of the achiles tendon
Definition
Calcaneus fx
Term
Lower back pain can be associated with
Definition
Calcaneus fx
Term
-no one recovers completely
-workmans compensation for rest of life
-sometimes a blowout
Definition
Calcaneus fx
Term
Calcaneus fx can be associate with
Definition
compression fx of the vertabrae
Term
calcaneus fx can be presented with
Definition
back pain
Term
Calcaneal apophysitis
Definition
Severr's disease
Term
-repeticive heel strike during running and jumping
-repetitive traction thru achilles tendon
Definition
Calcaneal apophysitis (Sever's disease)
Term
inclammation of the apophysitis of the os calcis w or wo fragmentation of the apophysis
Definition
Calcaneal apophysitis (Sever's disease)
Term
heel pain during running/walking
swelling
pain tendernss
dec ROM for tight achilles tendon
Definition
Calcaneal apophysitis (Sever's disease)
Term
longitudinal growth of a long bone
Definition
physis
Term
growth center that does not create longitudinal growth
Definition
apophysis
Term
-goes away when growth plate fuses
-activity modification
-shoes
-NWB
Definition
Calcaneal apophysitis (Sever's disease)
Term
repetitive dorsi/plantar flexion of the ankle with friction/traction exerted thru the achilles tendon
-direct pressure (shoe fit)
Definition
Retrocalcaneal bursitis
Term
-inflammation of the retrocalcanea and or the retroachilles bursa
-may b with or without the callus formation "pump bump"
Definition
Retrocalcaneal bursitis
Term
retrocalcaneal bursitis or subcutaneous calcaneal bursitis can cause
Definition
pump bump
Term
pump bump
Definition
Haglund's deformity
Term
Surgical bursectomy
Definition
tx for retrocalcaneal bursitis but rarely indicated
Term
-Acquired flat foot
-underdiagnosed/unrecognized
-middle aged pt (F>M)
Definition
Posterior Tibial Tendon Insufficiency
Term
-pain/swelling along inside of ankle
-loss of arch
-weakness/inability to stand on toes
-valgus ankles
Definition
Posterior Tibial Tendon Insufficiency
Term
Too many toes sign
Definition
Posterior Tibial Tendon Insufficiency
Term
arch support
surgery
Definition
tx for Posterior Tibial Tendon Insufficiency
Term
Deviation from this:
-Lateral view: first metatarsal should line up with the navicular and talus
-Superior view: navicular head and talus should be parallel
Definition
Posterior Tibial Tendon Insufficiency
Term
repetitive heel strike while running on hard surfaces, poor fitting shoes
Definition
Tarsal tunnel syndrome
Term
Compression of the posterior tibial nerve in the posteriomedial compartment of the ankle
Definition
Tarsal tunnel syndrome
Term
Postive Tinel sign will give you dx at tib posterior
Definition
Tarsal tunnel syndrome
Term
inj
decompression surgery
orthotis
Definition
Tarsal tunnel syndrome
Term
Distinct lesion +/- detachment of articular cartilage from subchondral bone forming a loose body
Secondary to trauma
Definition
OCD
Term
acute inversion injury
feelings of instability and give away episodes
Definition
OCD
Term
MRI is modality of choice
Definition
OCD dx
Term
talar neck fx w no displacement
Definition
Type 1 Hawkins
Term
talar neck fx w minimal displacement
Definition
Type 2 Hawkins
Term
talar neck fx with sig displacement and posterior dislocation and twisting of the talus
Definition
Type 3 and 4 Hawkins
Term
Osteopenia seen beneaththe subchondral surfacce of the talar dome, occurs after fx, sign of revascularization
Definition
Hawkins Sign
Term
Tx for type 1 Hawkins talar neck fx
Definition
non operative, NWB in cast
Term
Tx for types 2-4 hawkins talar neck fx
Definition
usu surgery
Term
Lateral Process Fracture of Talus
Definition
Snowboarder's fx
Term
created by forced dorsiflextion and external rotation of the foot
Definition
lateral process fx of the talus (Snowboarder's fx)
Term
usu tx non operatively
Definition
lateral process fx of the talus (Snowboarder's fx)
Term
-repetitive traction
-pain on dorsiflexion with reduced dorceflexion
Definition
anterior impingement syndrome
Term
-congenital or acquired
-talar spur (trigonal process) or seperate un-united ossification center of the talus (OS trigonum)
- ballet, cricket, bowlers, jumpers, swimmers
Definition
Posterior impingement syndrome
Term
repetitive stress (traction) during weight bearing and or push off
-risk: rigid pes cavus, short achilles tendon, activity level, weight
-microtrauma, inflammation
Definition
Plantar fasciitis
Term
medial heel pain
Definition
Plantar fascitis
Term
-morning pain (first few steps extreemely painful
Definition
Plantar fascitis
Term
walking toe out
Definition
Plantar fascitis
Term
Localized pain and tenderness during passive hyperextension of MP joints
Point tender at calcaneal insertion (calcaneal spur)
Tightness of achilles tendon on affected side
Definition
Plantar fascitis
Term
dorsiflex foot, hyperextend toes, and press on calcaleal insertion on bottom of foot
Definition
Windless mechanism
Term
positive windless mechanism
Definition
plantar fasciitis
Term
stretching
night splints
orthotics
ultrasound therapy
inj
surgical
Definition
plantar fasciitis
Term
-Repetitive stress (running, jumping, ballet)
-osteoprosis
-obesisty
-abnormal foot structure or mechanices
Definition
March Fx
Term
stress fx of the neck or shaft of the metatarsals - 2nd 3rd or 4th
Definition
March Fx
Term
50% of weight is beared by what part of the foot? how is this clinically significant?
Definition
the first metatarsal, if you have flat feet more of the weight is beared by the lesser tarsals
Term
-Metatarsalgia
-gradual onset
-sharp point tenderness worse with walking
-diffuse swelling
Definition
March fx
Term
metatarsalgia
Definition
metatarsal head pain
Term
dx of march fx
Definition
xray
bone scan
Term
Base of 5th metatarsal fx at the metaphyseal diaphyseal junction
Definition
Jones Fx
Term
fx located within1.5cm distal to tuberosity of 5th metatarsal
Definition
Jones fx
Term
Due to poor blood supply in this area high incidence of non healing fracture called non-union
Non-wt-bearing cast for 6 – 8 + wks is necessary for healing
If chronic / non-union, will need surgical intervention
Definition
Jones fx
Term
fx dislocation injury of of the tarsal / metatarsal joint
complex injuty that is oftent missed
initial xrays mary show minimal displacemtn but severe ligamentous injury may exist
Definition
lisfranc injury
Term
this joint is key to the arch of the foot
Definition
tarsal metatarsal joint
Term
-Direct (dorally applied force (crush injury))
-Indirect (axial load and twist on a plantar flexed foot)
Definition
Lisframc ligament injury
Term
dorsally dislocation of the second metatarsal
Definition
Lisfranc ligament injury
Term
tenderness with passive abduction and pronation of forefoot while holding the hind foot fixed
Definition
Lisfranc injury
Term
avulsion of the lisfranc ligament off of the 2nd metatarsal base
Definition
Fleck Sign
Term
widening of more than 2-3mm bw 1st /2 nd metatarsals then you have
Definition
lisfranc injury
Term
Fibrous enlargement of a plantar interdigital nerve with entrapment between metatarsal heads (usually 3rd and 4th )
Definition
Morton's Neuroma
Term
Direct trauma (stretching of plantar structures during hyperextension of the MP joint (sprint starts, recovery from jump)

Tight shoes, lateral compression of metatarsal heads and interdigital nerves
Definition
Morton's Neuroma
Term
Pain in the web space
Loss of sensation
cramp-like pain during running
Tingling/numbness in lateral third and medial 4th toes
Pain / pressure relief on removal of shoe
point tenderness in webspace
Callus
positive compression test may have (clicking)
Definition
Morton's Neuroma
Term
Pain and tenderness at intermetatarsal interspae
dec sensation
Definition
Morton's Neuroma
Term
Thumb and index palpate interspace
Opposite hand compresses transverse arch
Palpable click as nerve passes over transverse metatarsal ligament
Definition
Mulder sign
Term
orthotics
metatarsal neck pad
local inj
surgery for refractory cases
Definition
Morton's neuroma
Term
Big toe (hallux) deviates toward direction of the little toe
As big toe drifts into valgus, a bump starts to develop on the inside of the big toe over the metatarsal
Definition
Hallux Valgus (Bunion)
Term
Hereditary Cause
Aggravated by shoe wear
Definition
Hallux Valgus (Bunion)
Term
In reality can treat in two ways:
(1) change the size & shape of the shoe
Avoid narrow toe box
Orthotics
(2) change the size & shape of the foot
Surgical (cosmesis)
Definition
Hallux Valgus (Bunion)
Term
Pain over dorsal PIP joint
Plantar flexed PIP only
May be associated with hallux valgus
Definition
Hammer toes
Term
Pain over dorsal DIP joint and/or distal tip
Plantarflexion deformity of DIP
12% of mallet toes have associated medial or lateral deviation
2nd and 3rd toe most commo
Definition
Mallet Toes
Term
bunion on the 5th toe
Definition
Bunionette
Term
deformities of the fifth toe are generally
Definition
cosmetic
Term
callosity overlying a boney prominence
Dorsolateral aspect of the 5th toe
Interdigital space between 4th and 5th toe
Distal tips
Definition
Corns
Term
avascular necrosis of the lesser metatarsal heads
Definition
Freiberg infraction
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