The Journal of the American Osteopathic Association
Patients with thoracic outlet syndrome can be treated with osteopathic manipulative treatment to alleviate dysfunction and restriction of the pectoralis minor muscle and the resulting compression of the brachial plexus. Neuromuscular ultrasonography can demonstrate abnormalities in the thoracic outlet that are amenable to OMT and can be used to monitor intervention.
Abstract avaible here.