Thoracic outlet syndrome (TOS) is a unique condition and can be a substantial diagnostic challenge. The Center for Thoracic Outlet Syndrome team at the Barnes-Jewish & Washington University Heart & Vascular Center offers comprehensive diagnosis, conservative treatment, and surgical care for patients with all forms of the condition. The Center has a multidisciplinary team focusing entirely on TOC, thus being able to offer nationally recognized expertise on all aspects of thoracic outlet syndrome.