1. How does a lateral ankle sprain occur?
2. What is the function of the CFL?
3. What are two provocative tests used in ankle sprain?
4. What imaging should be done for ankle sprain?
5. What is the treatment of ankle sprain?
Answers:
1. Inversion of PF foot.
2. Stabilize ankle during inversion.
3. Anterior drawer to test integrity of ATFL, talar tilt to test integrity of CFL and ATFL.
4. X-rays, possible stress views (ant drawer, talar tilt).
5. For grades 1+2, RICE, NSAIDs, analgesics, early mobilization with ROM, strengthening, proprioception exercises, taping, bracing, and modalities. For grade 3, do a 6 month trial of rehab and bracing, then consider surgical ligament repair.
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