Flashcards in Thoracic Outlet Syndrome Deck (14)
What is thoracic outlet syndrome?
Compression of 1 or more of the neurovascular structures in the thoracic outlet
What structures are commonly affected?
Where is the thoracic outlet
Area between the neck/shoulder, top of the thorax and under the clavicle to the axilla
What are common causes of thoracic outlet syndrome?
What are risk factors for developing TOS?
Repetitive overhead activity
What are the types of TOS?
What is neurological TOS?
Injury of the brachial plexus
What is vascular TOS?
Compression of the subclavian vein/artery
What are the symptoms of neurological TOS?
Painless hand muscle wasting
What are the symptoms of vascular TOS?
Diffuse arm swelling
Painful arm claudication
What investigations are used in suspected TOS?
Cervical spin x-ray
EMG/nerve conduction study - if neurological is suspected
CT angiography - if arterial suspected
Doppler ultrasonography - if venous is suspected
How is neurological TOS managed?
Surgery to manage nerve compression if present
How is arterial TOS managed?
Surgery - decompression