DEX IOT Day 1 UPDATED ACTUAL Exam
Questions and CORRECT Answers
What is incisura? - CORRECT ANSWER - Spacing in tibia that the fibula sits in
Two tubercles on the anterior tibia where you will find AiTFL - CORRECT ANSWER -
Wagstaffe's Tubercle
Chaput's Tubercle
What are the three ligaments of the Syndesmosis - CORRECT ANSWER - AiTFL
PiTFL
Interosseous Membrane
What is a BiMal equivalent ankle fx - CORRECT ANSWER - Lateral mal fracture with a
medial mal widening
What is a Pilon FX - CORRECT ANSWER - fracture where the tibal plafond is
interrupted/fractured
What is the tibal plafond - CORRECT ANSWER - the articular surface of the tibia
Weber Ankle Fracture Classification - CORRECT ANSWER - A: fibular fx BELOW
mortise
B: fibular fx AT LEVEL of mortise
C: fibular fx ABOVE mortise
SER classification/sequence of injury/other system - CORRECT ANSWER - supination
and external rotation
1. AiTFL
, 2. Short oblique/spiral fx of distal fib
3. posterior mal
4. medial mal or deltoid
Weber B(ish)
SAD classification/sequence of injury/other system - CORRECT ANSWER - supination
and adduction
1. distal fib transvers avulsion
2. vertial medial mal
Weber A(ish)
PER classification/sequence of injury/other system - CORRECT ANSWER - pronation
and external rotation
1. medial mal or deltoid
2. AiTFL or Chaput avulsion
3. proximal oblique or spiral fx of fib
4. posterior mal
Weber C(ish)/Maisonneuve
PAB classification/sequence of injury/other system - CORRECT ANSWER - pronation
and abduction
1. medial mal
2. AiTFL or Chaput avulsion
3. Transverse or comminuted fracture of fibula proximal to the plafond
Maisonneuve
What is a Maisonneuve fracture?/Indication - CORRECT ANSWER - spiral fracture of the
proximal third of the fibula
Indicates syndesmosis injury and possible deltoid injury
Questions and CORRECT Answers
What is incisura? - CORRECT ANSWER - Spacing in tibia that the fibula sits in
Two tubercles on the anterior tibia where you will find AiTFL - CORRECT ANSWER -
Wagstaffe's Tubercle
Chaput's Tubercle
What are the three ligaments of the Syndesmosis - CORRECT ANSWER - AiTFL
PiTFL
Interosseous Membrane
What is a BiMal equivalent ankle fx - CORRECT ANSWER - Lateral mal fracture with a
medial mal widening
What is a Pilon FX - CORRECT ANSWER - fracture where the tibal plafond is
interrupted/fractured
What is the tibal plafond - CORRECT ANSWER - the articular surface of the tibia
Weber Ankle Fracture Classification - CORRECT ANSWER - A: fibular fx BELOW
mortise
B: fibular fx AT LEVEL of mortise
C: fibular fx ABOVE mortise
SER classification/sequence of injury/other system - CORRECT ANSWER - supination
and external rotation
1. AiTFL
, 2. Short oblique/spiral fx of distal fib
3. posterior mal
4. medial mal or deltoid
Weber B(ish)
SAD classification/sequence of injury/other system - CORRECT ANSWER - supination
and adduction
1. distal fib transvers avulsion
2. vertial medial mal
Weber A(ish)
PER classification/sequence of injury/other system - CORRECT ANSWER - pronation
and external rotation
1. medial mal or deltoid
2. AiTFL or Chaput avulsion
3. proximal oblique or spiral fx of fib
4. posterior mal
Weber C(ish)/Maisonneuve
PAB classification/sequence of injury/other system - CORRECT ANSWER - pronation
and abduction
1. medial mal
2. AiTFL or Chaput avulsion
3. Transverse or comminuted fracture of fibula proximal to the plafond
Maisonneuve
What is a Maisonneuve fracture?/Indication - CORRECT ANSWER - spiral fracture of the
proximal third of the fibula
Indicates syndesmosis injury and possible deltoid injury
