Chronic Ankle Instability Return to Sport

The data will be collected through an electronic Case Report Form completed by the physician, and some auto-questionnaire completed by the patient.

Inclusion criteria

• Age ≥ 15 years;
• Patient treated at the European Sports Rehabilitation Center after a first arthroscopic surgery on the external lateral ligament of the ankle for chronic instability by anatomical reconstruction:

• With tendon graft;
• By suture with biological reinforcement;
• Non-opposition of the patient and his/her parents (if minor) to the collection of his/her personal data.

Exclusion criteria

• Minor patient (age <18 years) not accompanied by one of his/her parents or legal representative during the inclusion visit;

• History of surgery on the same ankle;
• Associated complex osteochondral or internal ligament damage, syndesmosis, fracture;
• Non-anatomical reconstruction;
• Inability of the patient to understand the study protocol;
• Vulnerable person whose inclusion is not justified by the purposes of the research: pregnant woman, person undergoing psychiatric care, or adult person subject to legal protection.