The Sternoclavicular joints (SCJ) represents an important factor in stability of shoulder joint. Its influence and its function is important for the functionality of the shoulder. SCJ infection is a rare condition and remains often mistreated and potentially life threatening.

This study is to assess the cases treated at the University Hospital Basel with a surgical approach of extended resection of the SCJ. One prospective follow-up visit inclusive one physical examination per patient will be performed to evaluate the long-term functional results of arm, shoulder, hand function with the QuickDASH questionnaire.

Inclusion Criteria:

• Patient assigned and treated at the Department of Thoracic Surgery, University Hospital Basel (USB)
• At hospital admission diagnosed with clinical characteristics of sternoclavicular joint infection
• Surgical treatment of extended SCJ resection received
• Signed written informed consent according to ICH-GCP regulations prior to initiation of any protocol-specific activities/procedure
• Patients who died will be included if a signed USB general research consent is available

Exclusion Criteria:

• Isolated sternal or clavicular infection
• Patients received other surgery than extended SCJ resection at USB thoracic surgery
• Inability to follow procedures or insufficient knowledge of language (German/French) or inability to give consent
• Patients who have clearly stated that they would not agree in providing their clinical data for scientific purposes

Patients diagnosed with SCJ infection and surgical treatment of extended SCJ resection, treated at the Department of Thoracic Surgery at the University Hospital Basel between 31.05.2011 and 28.02.2022.