RareWays is a research directory. It helps you understand the science. It is not medical advice. Always discuss your care options with your healthcare team.

Coverage: 2020-01-01 onwards, with up to 300 results per query from PubMed and Europe PMC and separate limits on other sources. This is a selected index, not a complete literature search.

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ICD G54.0ORPHA:97330TOS

Thoracic Outlet Syndrome

Thoracic outlet syndrome is a group of conditions in which nerves or blood vessels are squeezed in the narrow space between the collarbone and the first rib. It can cause pain, numbness, tingling or weakness in the neck, shoulder, arm and hand, and sometimes swelling or colour change in the arm. Treatment may include physiotherapy, medicines and, for some people, surgery to relieve the pressure.

This overview is general information, not an individual medical assessment. Research is selected automatically and may include mismatches. How we select and explain research.

436
Articles
17
Trials
Data refreshed
20 October 2026
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Common Questions

What is Thoracic Outlet Syndrome?

Thoracic outlet syndrome is a group of conditions in which nerves or blood vessels are squeezed in the narrow space between the collarbone and the first rib. It can cause pain, numbness, tingling or weakness in the neck, shoulder, arm and hand, and sometimes swelling or colour change in the arm. Treatment may include physiotherapy, medicines and, for some people, surgery to relieve the pressure.

How many clinical trials are available for Thoracic Outlet Syndrome?

RareWays currently indexes 17 clinical trials for Thoracic Outlet Syndrome, of which 2 are actively recruiting. These counts cover indexed trials across countries, not just your country. An Australian site does not necessarily mean that site is recruiting. Check locations, eligibility and current availability with the study team.

Where does the research data for Thoracic Outlet Syndrome come from?

RareWays aggregates research from PubMed, Europe PMC, OpenAlex, and ClinicalTrials.gov. Data is refreshed automatically every day. All articles and trials link directly to their original sources.

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This information is for general awareness only.

For guidance specific to your situation, please speak with your healthcare team.