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Mahoney Radiology EBM > Classifications > Flashcards

Classifications Flashcards

1
Q

Lateral radiograph finding with LisFrancs

A

Dorsal surface of 2nd metatarsal higher than dorsal surface of medial cuneiform

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2
Q

Stress adduction view will see

A

Increase in diastasis between 1st and 2nd rays

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3
Q

Forefoot abduction stress will see

A

Gap between 2nd metatarsal and intermediate cuneiform

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4
Q

Hardcastle Type A

A

Total incongruity of tarsometatarsal joint

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5
Q

Hardcastle B1

A

Medial dislocation

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6
Q

Hardcastle B2

A

Lateral dislocation

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7
Q

Hardcastle C1

A

Divergent pattern with fewer than 4 metatarsals involved

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8
Q

Hardcastle C2

A

Divergent pattern with all 4 metatarsals involved

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9
Q

Nunley stage 1 radiograph

A

Normal

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10
Q

Nunley stage 1 injury

A

Sprain with no diastasis or arch heigh loss but POSITIVE bone scan

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11
Q

Nunley Stage 2

A

2-5 mm diastasis with preserved arch

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12
Q

Nunley stage 3

A

2-5 mm diastasis with loss of medial arch height on lateral view (base of 1st even with base of 5th)

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13
Q

Nunley stage 1 treated

A

Nonsurgically

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14
Q

Stage 2/3 treatment

A

Surgical after skin tension lines have reappeared after 7-10 days

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15
Q

Wilson-Katz Type 1 stress fx

A

Fx line with no endosteal callus or periosteal rxn

Happens at site of Jones fx

Linear lucency on radiograph

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16
Q

Wilson Katz type 2

A

Focal sclerosis and endosteal callous of cancellous bone

Most common in body of calcaneus

17
Q

Wilson Katz type 3

A

Periosteal reaction and external callous

Mainly on cortical shafts

18
Q

Wilson katz type 4

A

mix between 2 and 3

Dreaded black line means it won’t heal

Periosteal rxn, callus, and sclerosis

Mahoney Radiology EBM (3 decks)

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