The cost estimate includes: 1  Costs for local material / equipment delivery to and service provider transportation to and from the job site. 2  Costs to prepare the worksite for Fence Installation, including costs to protect existing structure(s), finishes, materials and components. 3  Costs for job cleanup and debris removal at project completion.
Causes and Risk Factors. The most common cause of thoracic outlet syndrome is pressure on the nerves or blood vessels that go to the arms. Sometimes this pressure is caused by an extra first rib or an old fracture of the clavicle, which makes the space of the thoracic outlet narrower.
In Thoracic Outlet Syndrome, the brachial plexus becomes pinched or restricted. Also passing through the same area at the side of the neck are several major blood vessels. Compression of these blood vessels can also contribute to troubling symptoms, making it feel like circulation has been cut off. â¢ Thoracic Outlet Syndrome Causes Numbness TOS symptoms include numbness of the entire arm and hand due to compression of the brachial plexus as it passes through the neck and shoulder regions of the body.