FOOT & ANKLE Flashcards

1
Q

movement in which the top of your foot points away from your leg.

A

PLANTAR FLEXION

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2
Q

where the toes are brought closer to the shin

A

DORSIFLEXION

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3
Q

curving of the nail margin that pushes under the paronychium and results in infection (paronychia)

A

ingrown toenail

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4
Q

temporary treatment for ingrown toenail

A
  • try to get the nail out of the paronychium - can use pieces of cotton or gauze
  • avoid narrow toed shoes
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5
Q

permanent treatment for ingrown toenail

A
  • remove the lateral margin of the nail by resection or phenolization (applied to nail matrix - will never grow back)
  • make sure nails are trimmed straight across and not curved
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6
Q

deformity of the PIP joint, causing it to be permanently bend

A

HAMMER TOE

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7
Q

HAMMER TOE

A
  • deformity of the PIP joint (flexion), causing it to be permanently bend, resembling a hammer
  • abnormal flexion of PIP joint of one of the four toes
  • the flexion deformity of the PIP joint may be fixed or supple
  • may involve contracture of FDL (flexor digitorum longus tendon), synovial contracture, poor fitting shoes, long 2nd metatarsal
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8
Q
  • hyperextension at the MTP joint and flexion at the PIP (and DIP) joint
A

CLAW TOE

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9
Q

CLAW TOE = have to remember to think about what?

A
  • claw toe = common feature of a neuropathic foot or pes cavus (high arches)
  • need to think about autoimmune too - RA / DM - Charcot foot, poor balance (neuropathy)
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10
Q

high arch

flat foot

A

high arch = pes cavus

flat feet = pes planus

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11
Q
  • flexion at DIP joint
A

MALLET TOE

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12
Q

MALLET TOE = most often occurs in which location

A

2nd toe DIP joint

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13
Q

MALLET TOE

A
  • flexion at DIP joint
  • usually due to tight fitting shoes
  • occurs most often in 2nd toe, which is frequently the longest, and is therefore impinged in a tight fitting shoe, causing DIP flexion
  • common in diabetics with peripheral neuropathy, and corns/calluses in this population may become infected
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14
Q

mallet toe is usually due to

A

ill-fitting shoes

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15
Q

treatment of toe deformities (hammer / claw / mallet)

A

⦁ wide shoes
⦁ have shoes stretched over toe
⦁ pads to decrease friction on shoe
⦁ keep mobile deformities mobile
⦁ splints / braces (to help keep the toes straight)
⦁ surgery (condylectomy - straightens toe)

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16
Q

METATARSALGIA

A

pain into the forefoot(ball of foot).

Most common location for foot pain in adults

Associated with increased stress over the metatarsal head region.

Partial or complete collapse of the transverse arch formed by the metatarsal heads

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17
Q

“SPLAYED TOE SIGN”

A

METATARSALGIA

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18
Q

most common location of pain with metatarsalgia

A

-The second and third metatarsal heads are the most common location of the pain.

Tenderness under the MP joint

Pain with plantarflexion

-The pain is often described as feeling like they are stepping on a stone.

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19
Q

TREATMENT OF METATARSALGIA

A

PADS
NSAIDS
INJECTIONS

surgical repair

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20
Q

BUNION

A

hallux valgus

WHAT HELPS?
Wide shoes 
Orthotics
Pads
Low (1” )heels
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21
Q

whether or not to have surgery with a bunion

A

Reasons to have surgery
Pain
Can’t wear shoes
Diabetic, and it may lead to an ulcer

When to avoid surgery
bunion, but tolerable or no pain
changes in shoes or inserts suffice

22
Q

BUNIONETTE - TAILOR’S BUNION

A

bunion of the 5th MTP joint

WHAT HELPS
Wide shoes** - always pick wide shoes on exam
Orthotics
“corn” pad
Surgery, when pads and shoes no longer help.

23
Q

MORTON’S NEUROMA

A

Collapse of the transverse arch that places traction and increased pressure on the interdigital nerve.

Overpronation and tight shoes are often associated with the condition.

nerves that run between metatarsals
if certain metatarsal heads roll inwards - nerve gets pinched
every time you step = get a zinger through the foot / feels like stepping on stone in shoe,etc.

24
Q

most common Morton’s neuroma location

A

3rd metatarsal space

Most commonly complains of a burning pain in the third intermetatarsal space (between the third and fourth distal metatarsals) that may radiate towards the toes.

25
MULDER'S SIGN
MORTON'S NEUROMA Examination may reveal a clicking sensation (Mulder's sign) when palpating the involved interspace while simultaneously squeezing the metatarsal joints.
26
TREATMENT OF MORTON'S NEUROMA
Wide shoes Orthotic (with metatarsal bar) Anti-inflammatory medicines Cortisone injection( dorsal, not plantar, approach) Surgery -- Patients who remain symptomatic after 9 to 12 months of nonoperative therapy. - > 95% pain free, but space between toes remains numb Possible recurrence 1-3 years
27
PLANTAR FASCITIS
Inflammation that develops at the calcaneal origin of the plantar fascia
28
RISK FACTORS FOR PLANTAR FASCITIS
obesity, prolonged standing or jumping, flat feet, and reduced ankle dorsiflexion
29
symptoms of plantar fascitis
pain in the front of the heel, especially bad first thing in the morning and when rising from a chair. then gets better after being up/moving worsens toward the end of the day with prolonged weight bearing.
30
diagnosis of PF
can push on medial sides of plantar fascia diagnostics = not helpful
31
plantar fasciitis treatment
``` Calf stretching+ Orthotics+ NSAID X 1 month Night splints Steroid injection ``` Surgery > 1 year
32
POSTERIOR TIBIAL TENDON DYSFUNCTION
pain on inside of ankle Gradual falling arch Eventually pain on the outside of the foot and a severely flat and rotated foot
33
treatment of posterior tibial tendon dysfunction
Orthotics – need to support arch extrinsically to give Post. Tib a chance to heal Cast boot immobilization Surgery
34
most common ankle sprain ligament
MC = ATF with ankle sprain 75% of ankle “sprains” have at least one ligament completely ruptured (the remainder are partial or capsular injuries) 2/3 of those rupture only the ATFL
35
MOI for ankle sprain
plantar flexion - anterior inversion of hindfoot = CFL internal rotation = syndesmotic rupture
36
treatment of ankle sprain
RICE Protection Early mobilization and rehab (peroneal strengthening). IF SEVERE Cast or boot brace immobilization X 5-7 days, then reassess Begin rehab when acute inflammation recedes. Continue RICE. - avoid plantar flexion position with cast/brace/boot - want neutral position to slightly dorsiflexed to allow scar to heal
37
WHAT ELSE TO ASSESS WITH SPRAINED ANKLE
On every ankle sprain asses for peroneal tendon injury and 5th metatarsal injury. Also evaluate proximal fibula for pain and possible Maisonneuve fracture.
38
DEGENERATIVE ARTHRITIS OF THE FOOT
symptoms of ankle arthritis Stiffness in the ankle Pain across the front of the ankle Swelling, especially that comes and goes with use TREATMENT Anti-inflammatory medicines Brace (to limit movement) Cortisone injections Surgery (fusion or ankle replacement) ankle replacement = remove ends of bone and apply metal caps and plastic liner
39
STANDARD TREATMENT FOR ANKLE ARTHRITIS
ANKLE FUSION Decreases motion 60% 30% develop arthritis of the subtalar joint in 5-10 years
40
HAGLUND SYNDROME
An enlargement of the bony section of the heel (where the Achilles tendon is inserted) triggers this condition. The soft tissue near the back of the heel can become irritated Clinical feature of this condition is pain in the back of the heel, which is more after rest. - It may be associated with limping and swelling/Inflammation - Rheumatologic conditions like gout, rheumatoid arthritis, or seronegative spondyloarthropathies should be considered
41
increased pain in back of heel after rest
Haglund syndrome
42
TALUS NECK FRACTURES
Severe dorsiflexion injury Usually needs surgery Interrupts blood supply Can cause late ankle arthritis
43
calcaneous fractures - 10% are associated with
spinal fractures caused by axial loading injury
44
jones fracture
5th metatarsal fracture in an area of poor blood supply notorious for not healing need to immobilize the peroneal ligaments surgery often indicated
45
5th metatarsal base fracture
more in kids lower down compared to jones fracture, towards base heal fine - boot brace
46
TOE FRACTURES
Rarely need surgery Tape the toe to the next one They hurt a long time (4-6 weeks)
47
Thompson test
achilles tendon rupture
48
achilles tendon rupture
``` Middle aged athletes Preceding pain and swelling (tendonosis) “Someone kicked me” Audible pop or tear Thompson test Palpate the tendon ```
49
achilles tendon rupture treatment
surgery - faster recovery, more strength, lower re-rupture rate non-surgery = works, but painful!
50
LISFRANC SPRAIN
severe flexion injury to midfoot can look really subtle - but can mess up mechanics for life ***break in 2nd tarsal/metatarsal area, then everything else shifts (toe part shifts laterally) look for gap between 1st and 2nd metatarsal area
51
SYMPTOMS OF LISFRANC SPRAIN/FRACTURE
The top of foot may be swollen and painful. - There may be bruising on both the top and bottom of the foot. Bruising on the bottom of the foot is highly suggestive of a Lisfranc injury. - Pain that worsens with standing, walking or attempting to push off on the affected foot. -The pain can be so severe that crutches may be required.
52
LISFRANC TREATMENT
Non displaced injuries can be treated in a cast but many require late arthrodesis Displaced injuries require surgery (sometimes twice)