Clinical and Instrumental Assessment and Evaluation of Return to Sport in Patients Who Underwent Surgical Treatment for Posterolateral Corner (PLC) Injuries Associated With Anterior Cruciate Ligament (ACL) Injuries. (PAPE_OTT)

Patients will be recruited from both male and female individuals aged between 18 and 65 years (inclusive) at the time of surgery, presenting with combined anterior cruciate ligament (ACL) and posterolateral corner (PLC) injuries of the knee, who underwent surgical treatment at the II Orthopaedic and Traumatologic Clinic of the Rizzoli Orthopaedic Institute. Surgical treatment consisted of ACL reconstruction using the Over-The-Top (OTT) technique combined with posterolateral corner reconstruction, performed between January 1, 2017, and December 31, 2025.

Only patients with a minimum follow-up of 24 months from the date of surgery will be enrolled.

Inclusion Criteria

• Male and female patients;
• Patients aged between 18 and 65 years at the time of surgery;
• Patients who underwent anterior cruciate ligament (ACL) reconstruction using the Over-The-Top (OTT) technique combined with posterolateral corner (PLC) reconstruction;
• Patients who underwent surgery between January 1, 2017, and December 31, 2025;
• Patients who underwent preoperative imaging examinations (MRI and, if applicable, X-rays) of the affected knee confirming the diagnosis of ACL and posterolateral corner injuries;
• Patients who underwent isolated ACL + PLC reconstruction or ACL + PLC reconstruction combined with additional procedures on the same knee (e.g., meniscal treatment or concomitant ligament injuries);
• Patients who provided written informed consent to participate in the study.

Exclusion Criteria

• History of fractures of the same limb requiring surgical treatment;
• History of posterolateral corner (PLC) injuries of the knee requiring surgical treatment;
• Patients younger than 18 years or older than 65 years at the time of surgery;
• Patients who did not provide informed consent;
• Patients who are no longer contactable.