Thoracic outlet syndrome
Also called: TOS
A group of disorders that occur when certain blood vessels or nerves are compressed.
- Treatable by a medical professional
- Requires a medical diagnosis
- Lab tests or imaging often required
- Chronic: can last for years or be lifelong
Thoracic outlet syndrome affects the space between the collarbone and first rib (thoracic outlet). Common causes include trauma, repetitive injuries, pregnancy, and anatomical defects, such as having an extra rib.
Rare: Fewer than 200,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
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Sep 26, 2023 · Thoracic outlet syndrome (TOS) is a group of conditions in which there's pressure on blood vessels or nerves in the area between the neck ...
May 3, 2023 · Thoracic outlet syndrome (TOS) occurs when there's compression of nerves or blood vessels in your lower neck and upper chest.