arterial thoracic outlet syndrome

ar·te·ri·al tho·rac·ic out·let syn·drome

a rare disorder caused by compression of the subclavian artery (with resultant poststenotic dilation) by a fully formed cervical rib or an abnormal first thoracic rib; thrombi form in the dilated distal arterial segment, and distal limb ischemia may occur as a result of thromboembolic events.
References in periodicals archive ?
In this case report, we describe a rare clinical situation of acute arterial thoracic outlet syndrome (TOS) after osteosynthesis, using an intramedullary Knowles pin, to treat nonunion of a midshaft clavicular fracture.
Clinical presentation and management of arterial thoracic outlet syndrome.