Hawkins Classification for Talar Neck Fractures

Question 1

Type 1

Answer 1

Minimal displacement without periarticular subluxation or dislocation = 0-15% chance of AVN

Question 2

Type 2

Answer 2

Displacement and STJ subluxation/dislocation = 20-42% chance of AVN

Question 3

Type 3

Answer 3

Displacement and subluxation/dislocation of both the subtalar and tibionavicular articulation = 75-91% chance of AVN