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groove of first rib for subclavian artery


Definition: a groove immediately posterior to the scalene tubercle on the upper surface of the first rib across which the subclavian artery passes.

Synonym(s): sulcus arteriae subclaviae costae primaeTA, sulcus costae arteriae subclaviae

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.