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Updated: Feb 16, 2026

Evaluating Postural Control and Lower-extremity Muscle Activation in Individuals with Chronic Ankle Instability
Published on: September 18, 2020
[Progress on diagnosis and treatment for chronic ankle instability]
Bing Xie1, Hai-Peng Xue1, Chao Yang1
1Department of Orthopaedics, Shenyang Military Region General Hospital, Shenyang 110000, Liaoning, China.
Chronic ankle instability (CAI) often results from untreated ankle sprains, leading to pain and arthritis. Current diagnostic and surgical treatments lack standardized guidelines, with a shift towards anatomical reconstruction.
Area of Science:
- Orthopedics
- Sports Medicine
- Biomechanics
Background:
- Chronic ankle instability (CAI) is a prevalent condition frequently stemming from inadequate diagnosis or treatment of acute ankle sprains.
- CAI can precipitate persistent pain, post-traumatic arthritis, and functional deficits, significantly impacting quality of life.
- Established diagnostic criteria and standardized treatment protocols for CAI remain elusive, complicating clinical management.
Purpose of the Study:
- To review current diagnostic modalities for CAI, including imaging techniques.
- To explore the evolving landscape of surgical interventions for CAI, emphasizing the transition from non-anatomical to anatomical reconstruction.
- To provide clarity on the varied surgical approaches and their reported clinical efficacies.
Main Methods:
- Review of diagnostic tools such as X-ray, MRI, and ultrasound for CAI assessment.
- Analysis of surgical techniques employed in treating CAI, contrasting non-anatomical repairs with anatomical reconstructions.
- Synthesis of reported clinical outcomes associated with different surgical strategies.
Main Results:
- Diagnostic methods like X-ray, MRI, and ultrasound are utilized, though a definitive standard is lacking.
- Surgical intervention is the primary treatment for CAI, with numerous techniques available.
- A notable trend in surgical management is the shift from non-anatomical repair to anatomical reconstruction.
Conclusions:
- The management of chronic ankle instability necessitates standardized diagnostic and treatment approaches.
- Anatomical reconstruction is increasingly favored over non-anatomical repair in the surgical treatment of CAI.
- Further research is needed to establish optimal surgical techniques and evaluate their long-term efficacy.
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