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Thoracic Outlet Syndrome
A vascular disease that is characterized by compression at the superior thoracic outlet[1] resulting from excess pressure placed on a neurovascular bundle passing between the anterior scalene and middle scalene muscles.
This information is for educational purposes only and is not medical advice. Always consult your healthcare provider about your specific condition and treatment.
When to seek help
Seek medical help right away if you have severe, sudden, or worsening symptoms, trouble breathing, chest pain, or any symptom that feels life-threatening. This community is for peer support and education only and is not a substitute for professional medical advice.
If you are experiencing a medical emergency, contact your local emergency services immediately.
Overview
Thoracic outlet syndrome (TOS) causes pain in the shoulder, arm, and neck. It happens when the nerves or blood vessels just below your neck are compressed, or squeezed. The compression can happen between the muscles of your neck and shoulder or between the first rib and collarbone. You may feel burning, tingling, and numbness along your arm, hand, and fingers. If a nerve is compressed, you may also feel weakness in your hand. If a vein is compressed, your hand might be sensitive to cold, or turn pale or bluish. Your arm might swell and tire easily. TOS is more common in women. It usually starts between 20 and 50 years of age. Doctors do nerve and imaging studies to diagnose it. There are…
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Posts in this community reflect personal experiences, not medical advice. Always talk to your doctor before changing your treatment.