Costoclavicular Ligament

The Costoclavicular Ligament is a ligamentous structure within the thoracic outlet, connecting the first rib to the clavicle. It plays a crucial role in providing stability to the sternoclavicular joint, which is the joint between the clavicle and the sternum. This ligament, along with other structures in the thoracic outlet, contributes to the formation of the costoclavicular space, through which important neurovascular structures, such as the subclavian artery and brachial plexus, pass.
Injuries or abnormalities related to the Costoclavicular Ligament can contribute to thoracic outlet syndrome, a condition characterized by compression of nerves and blood vessels passing through the thoracic outlet. This may result in symptoms like pain, numbness, and tingling in the upper limb. Understanding the anatomy and function of the Costoclavicular Ligament is crucial in the diagnosis and management of conditions affecting the sternoclavicular joint and the thoracic outlet. Treatment may involve physical therapy, postural modifications, or in severe cases, surgical interventions to alleviate compression and restore function.