Despite thoracic outlet syndrome (TOS) being first described early in the 19th century ... However, in athletes, especially where the use of the arms and scalene muscle hypertrophy are likely to be ...

OBJECTIVE: To describe the technique and complications of sonographically guided anesthetic injection of the anterior scalene muscle in patients being investigated for neurogenic thoracic outlet ...

The Thoracic Outlet Clinic at Baylor Medicine in Houston ... The symptoms are due to scar tissue formation in neck muscles (called scalene muscles). In neurogenic TOS, the symptoms are pain, numbness, ...

which is known clinically as the superior thoracic outlet resulting from excess pressure placed on a neurovascular bundle passing between the Anterior Scalene and Middle Scalene muscles. It can affect ...

Thoracic outlet syndrome occurs when there is nerve ... bundle that passes between the anterior scalene and middle scalene muscles. There is some degree of variability regarding the number of ...