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DVT398-SW1
USIDMS Extracranial Carotid
Question | Answer |
---|---|
Poiseuille's Law is defined as the relationship between what three things? | Pressure, volume of flow, and resistance. |
What is the time it takes to get from end diastole to peak systole? | Acceleration time |
What is the most important Doppler finding in a stenosis? | Increased velocity |
What branches off the Brachiocephalic artery? | Right CCA and Right Subclavian artery. |
What is the first branch off the ECA? | Superior thyroid artery |
What happens in Subclavian Steal? | When there is an occlusion or severe stenosis of the subclavian artery the brain ends up supplying blood flow to the extremity. |
What is Atherosclerosis? | Inflammatory response in walls of the arteries. |
Thromboembolic events are associated with? And results in? | Vessel trauma. Neurologic symptoms such as TIA, RIND, CVA and Amaurosis Fugax. |
Describe Fibromuscular Dysplasia. | Overgrowth of smooth muscle and fibrous tissue in arterial walls. |
Neointimal hyperplasia is? | Intima thickness that increases with plaque or fibromuscular dysplasia. |