Images in vascular medicine. Jugular vein aneurysm--ultrasonographic evaluation.
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Biomedical subjects
Publications and source records attributed to Nenad S Ilijevski.
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Coiling (or looping) of the artery is a rare morphologic entity, most frequently described in the internal carotid artery. In other arteries, coiling is rarely reported because it remains asymptomatic and without clinical relevance unless inadvertently injured, as for diagnostic or monitoring purposes. We present a case of an unusually difficult thrombectomy of the brachial artery after occlusion following withdrawal of the arterial cannula placed for monitoring during cardiac surgery owing to coiling of the distal part of the artery, which produced the "spring-squeeze phenomenon" during balloon catheter thrombectomy.
Popliteal trauma requires particular attention because blood vessel injuries in that zone might cause serious complications. Popliteal traumatic arteriovenous fistula (AVF) should be considered for serious leg amputation, and long-standing fistulae produce cardiac overload. The diagnosis is usually made after clinical examination, finding palpable thrill and audible bruit over the injury site, and is confirmed after duplex ultrasonography and/or angiography. We present a case of popliteal traumatic arteriovenous fistula with false aneurysm (pseudoaneurysm) (PSA), in which duplex ultrasonography and angiography findings proved inconsistent with the findings at surgery, thus resulting in an unnecessary extensive dissection of a major artery and vein, whereas the fistula and the PSA were found in minor vessels (genicular artery and vein).
Pseudoaneurysm (PSA) formation is an uncommon complication in carotid surgery. PSA of the carotid artery requires surgical or endovascular treatment to prevent PSA thrombosis, embolization from the thrombotic material within the PSA, hemorrhage after rupture, or compression on the adjacent structures. We present a case of a symptomatic common carotid PSA that occurred 14 months after routinely performed eversion carotid endarterectomy.