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class three
vascular
Question | Answer |
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What type of probe is typically used for Lower Extremity Arterial Duplex? | Linear Probe 5 to 10 mhg. |
What is the correct patient position for lower extremity arterial duplex? | Supine w/ legs flexed and turned outward (frogleg) |
List the arteries involved in the lower extremity arterial duplex exam. | Distal Ao, common iliac arteries, external iliax arteries, common femoral artery, superficial femoral artery, profunda fermonal artery, popliteal artery, anterior tibia artery, and posterior tibial artery. |
Define pseudoaneurysm and list two possible causes. | A localized rupture or puncture of the arterial wall causes extravasation of blood into the tissues adjacent to the artery. Causes 19cardia catheterication 2) penetrating trauma 3) Graft anastomosis "blow out" |
In the lower extremity aneurysms most commonly found? | Aorta, iliacs and CFA, popliteal arter |
What is Blue toe syndrome? | lack of blood flow is a sympton of embolization is usually caused by thrombo- emboli |
Popliteal aneurysms are associated with what other pathology? | aneurysms elsewhere in the body. |
What is Compartment Syndromes? | Pressure in a compartment (fascia where vessels pass) exceeds arterial pressure. Necrosis may occur, usually doesn't affect large arteries. |
What is Leriche's Syndrome? | Occlusion of the abdominal aorta by a thrombus at its bifurcation. |