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Thoracic Outlet Syndrome

area around the thoracic outlet

Vegas Understanding Thoracic Outlet Syndrome (TOS)

Thoracic outlet syndrome (TOS) is a group of disorders that occur when nerves and/or blood vessels in the space between your collarbone and your first rib (the thoracic outlet) become compressed.



What Causes TOS?

Types of Thoracic Outlet Syndrome

TOS is categorized based on the structures being compressed:

Symptoms of TOS

Symptoms can vary depending on the type of TOS and which structures are affected:

Diagnosing TOS

Your doctor will start with a physical exam and discuss your medical history. They may recommend:

Treatment Options

Self-Care Tips for TOS

Important: If you experience any symptoms of TOS, don’t self-diagnose. Seeking medical evaluation is crucial for proper diagnosis and developing an effective treatment plan.


Let me know if you'd like a deeper dive into specific treatment types, exercises, or the differences between the various forms of TOS.