Thoracic Outlet Syndrome (TOS) is a condition relating to the compression of structures including the brachial plexus (a bundle of nerves supplying the arm), a major artery and vein, through an anatomical area called your thoracic outlet. This area is located between your lower neck, collar bone and first rib.
What are the signs & symptoms?
Compression of this area can cause many symptoms most commonly in the arm, hand, and neck. You could experience one of more of the following:
- Pain
- Muscle weakness and wasting
- Pins and needles
- Numbness
- Paleness of the skin
- Temperature changes
This collection of symptoms can also closely mimic other more serious medical conditions, so it’s important that you seek expert advice without delay.
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