Chronic Ankle Instability (CAI)
Ankle Keeps Giving Way
Recurrent ankle sprains and/or persistent feeling of ankle "giving way" for >12 months after initial lateral ankle sprain. Affects 40% of ankle sprain patients. Two components: mechanical instability (ligament laxity) and functional instability (proprioceptive deficit, peroneal weakness, altered neuromuscular control). Functional instability is the primary driver in most cases.
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