Thoracic outlet syndrome (TOS) is a group of conditions that occur when you have compressed nerves or blood vessels in the thoracic outlet. The thoracic outlet is the triangular space between your ...

Slipping rib syndrome is a medical condition where one or more of the lower ribs become hypermobile, often resulting in pain and discomfort. This occurs when the cartilage that connects the ribs to ...

If nonsurgical treatments do not relieve a person’s thoracic outlet syndrome symptoms, a doctor may suggest surgery to relieve compression in the thoracic outlet. Surgery may include a first rib ...