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Definition of Scalenus syndrome
1. Noun. Discomfort and vascular symptoms and loss of sensation in a shoulder and arm; caused by a scalene muscle compressing the subclavian artery and part of the brachial plexus. 
Generic synonyms: Syndrome
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1. Noun. Discomfort and vascular symptoms and loss of sensation in a shoulder and arm; caused by a scalene muscle compressing the subclavian artery and part of the brachial plexus.