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3.9 of 85 Ratings
Figure A is the radiograph of a 24-year-old male who presents to the ED with complaints of right ankle pain after sustaining an injury while snowboarding. He is diagnosed with an ankle sprain. He presents to your office two weeks later for evaluation due to continued pain and difficulty with ambulation. A CT of the ankle is obtained and depicted in Figure B. Which of the following is the true regrading this injury?
Articulates with the medial facet of calcaneus
Excision of a 5mm fragment results in incompetence of the lateral talocalcaneal ligament
Has medial and lateral tubercles that are separated by a groove for the FHL
Most common complication irrespective of treatment is subtalar arthritis
Short leg cast immobilization is recommended for a 4 mm displaced fragment
Select Answer to see Preferred Response
Excision of the 1 centimeter talar fragment shown in Figure A would lead to complete incompetence of which of the following structures?
Inferior peroneal retinaculum
Lateral talocalcaneal ligament
Posterior talofibular ligament
A 34-year-old male has persistent anterolateral ankle pain after a snowboarding injury 1 week ago and is unable to bear weight. Three good quality radiographic views of the ankle are negative for fracture or other abnormalities. What is the next best step in management?
Short leg cast application
MRI of ankle