Y3 Surgery Orthopaedics

Question 1

What are the 4 ANATOMICAL classifications for ankle fractures

Answer 1

1. Isolated lateral malleolar fracture
2. Isolated medial malleolar fracture
3. Bimalleolar fracture (lateral and medial malleoli)
4. Trimalleolar fracture (lateral, medial and posterior malleoli)

(The posterior malleoli is the posterior distal tibia)

Question 2

What classification is used for ankle fractures in ED

Describe the 3 Types of ankle fractures in this classification?

Answer 2

Weber classification

Type A - Below the syndesmosis

Type B - At the level of the syndesmosis

Type C - Above the level of the syndesmosis

Question 3

What classification do orthopaedic surgeons use for ankle fractures?

Answer 3

Lauge-Hansen classification

Question 4

Give 3 signs that can be seen in a calcaneal fracture

Answer 4

1. Reduced Bohler’s angle (so <20°)
2. Calcaneal shortening
3. Varus tuberosity deformity

Question 5

What is a Lisfranc injury?

Answer 5

Injury of tarsal metatarsal joint between the medial cuneiform and the second metatarsal.

Can be solely ligamentous or boney structures of the mid-foot.

Typically occurs in a RTA or athletes injury on a PLANTAR-FLEXED foot

Question 6

Lisfranc fracture signs

Answer 6

• Bruising in plantar mid-foot
• Pain in mid-foot
• Difficulty weight bearing onto mid-foot
• Swelling and tenderness over mid-foot