Calcaneus Flashcards

1
Q

Projections for the calcaneus

A

•Axial Projection (Plantodorsal)
•Axial Projection (Dorsoplantar)
•Lilienfeld Method Weight-Bearin g Coalition Dorsoplantar Axial Projection
•Lateral Projection (Mediolateral)
•Weight Bearing Method Lateromedial Oblique Projection

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2
Q

Axial Projection (Plantodorsal)
Central Ray

A

Entrance: 3rd MT base
Angulation: 40° cephalad

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3
Q

Structures Shown

  • Calcaneus & subtalar joint
A

Axial Projection (Plantodorsal)

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4
Q

Axial Projection (Dorsoplantar)
Central Ray

A

Entrance: Dorsal surface of ankle joint Angulation: 40° caudad

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5
Q

Structures Shown

Calcaneus, subtalar joint &
sustentaculum tali

A

Axial Projection (Dorsoplantar)

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6
Q

Lilienfeld Method Weight-Bearin g Coalition Dorsoplantar Axial Projection
Central Ray

A

Entrance: Level of 5* MT base
Angulation: 45° anteriorly

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7
Q

Structures Shown

•Calcaneotalar coalition

A

Lilienfeld Method Weight-Bearin g Coalition Dorsoplantar Axial Projection

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8
Q

Lateral Projection (Mediolateral)
Central Ray

A

Entrance: 1 in distal to medial malleolus Angulation: Perpendicular

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9
Q

Structures Shown

•Calcaneus & ankle joint

A

Lateral Projection (Mediolateral)

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10
Q

Weight Bearing Method Lateromedial Oblique Projection
Central Ray

A

Entrance: Lateral malleolus
Angulation: 45° caudad (medialy)

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11
Q

Structures Shown

Calcaneal tuberosity

A

Weight Bearing Method Lateromedial Oblique Projection

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12
Q

Purpose: Useful in diagnosing stress fractures of calcaneus or tuberosity

A

Weight Bearing Method Lateromedial Oblique Projection

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