MI (Cheville) Flashcards

1
Q

Fracture de stress à quel méta?

A

2-4

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2
Q

Comment on distingue Os surnuméraire d’une fX?

A

os=forme arrondie, contour lisse et corticale non-interrompue

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3
Q

Je pense àCoalition tarsienne en voyant quoi?

A

Bec astragalien!

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4
Q

Coalition tarsienne entre quoi et quoi?

A

90% entre Calcanéum/naviculaire et calcanéu/talus

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5
Q

V/F coalition tarsienne svt bilat?

A

50% du temps bilat

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6
Q

Projection de base (3)?

complémentaires (1)?

A

AP, AP mortaise/oblique, LAT

En charge

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7
Q

Projection AP, la surimposition de la fib est au moins xxx mm?

A

1 mm

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8
Q

L’espace ‘clear space “ entre tib-fib distale est de xxxx mm?

A

moins de 5 mm sinon patho (instabil)

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9
Q

La projection AP mortaise est aussi appelé ?

A

Oblique

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10
Q

Comment on positionne la jambe pour faire AP mortaise?

A

tourné de 15 degré (2 malléoles dans meme plan pour voir mortaise au complet)

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11
Q

La projection latérale permet elle de voir un signe du coussinet ?

A

oui

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12
Q

c’est quoi l’angle de Boehler?Valeur normal?

A

tangente de l’aspect sup post et tangeant aspect sup ant= angle formé par intersect
30-40 degré

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13
Q

Quesqui viendrait dim. angle Boehler?

A

Fx calcanéum

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14
Q

Os trigone?

A

os surnuméraire en arrière talus!

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15
Q

Est-ce que le déplacement de la ligne ant par coussinet graisseux est bon indicateur fx cheville?

A

oui, sensible 80% et spécifique 90%

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16
Q

2 facon de faire projection en MEC?

A

Demi-pointe ou relevé et Demi-plié ou dorsiflex

17
Q

Projection sous-stress trois possibilité ?

A

tiroir ant. , éversion, inversion