Noun
subclavian steal syndrome (countable and uncountable, plural subclavian steal syndromes)
English Wikipedia has an article on:subclavian steal syndromeWikipedia
(medicine) A constellation of signs and symptoms that arise from retrograde (reversed) flow of blood in the vertebral artery or the internal thoracic artery, due to a proximal stenosis and/or occlusion of the subclavian artery.