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interventional radio

What does PTA stand for? percutaneous transluminal angioplasty
- therapeutic procedure designed to dilate or reopen stenotic or occluded area in vessel PTA
- used to dilate strictures in venous structures, ureters, and GI tract balloon angioplasty
How long is the balloon inflated with contrast? 15-45 sec
- can be preformed virtually any vessel that can be reached percutaneously with a catheter transluminal angioplasty
what is the most common form of arterial stenosis treated by PTA? atherosclerosis
Long segments of occlusion are best treated how? surgery
- result of deposits of a new plaque, not arterial wall collapse restenosis
What kind of stents remain in the vessel permanently? vascular stents
- involves therapeutic introduction of various substances to occlude or drastically reduce blood flow within a vessel transcatheter embolization
What are the 3 main purposes of transcatheter embolization? stop active bleeding sites control blood flow to diseased or malformed vessels stop or reducec blood flow to a particular area before surgery
- used to temporarily reduce blood flow by constricting the vessel vasoconstricting drugs
- indicated for patient who has some type of ureteral or bladder blockage that causes hydronephrosis percutaneous nephrostomy tube
- used to trap emboli to prevent pulmonary embolism resulting from deep vein thrombosis of lower limbs inferior vena cava filter
- comprehensive term used to describe a minor surgical procedure involving the introduction of special catheters into the heart, great vessels, and coronary arteries cardiac catherization
- is preformed to identify the anatomic and physiologic condition of the heart cardiac catheterization
What is the most common disorder necessitating catheterization? coronary artery disease
- colloect fluid from tissue spaces and transport it to blood-vascular system lymphatic system
- main trunk of lymphatic system thoracic duct
- radiologic exam of the lymph vessels and nodes through the use of a contrast media lymphography
Created by: erikasmith28