scalenus : Idioms & Phrases
musculus scalenus
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noun any of four pairs of muscles extending from the cervical vertebrae to the second rib; involved in moving the neck and in breathing
scalenus; scalene muscle.
WordNet
scalenus syndrome
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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