Chapter 15 Miscellaneous Diagnostic Tests/ Treatment Flashcards
Percutaneous puncture of the superficial artery is called
Arteriography
What are the 3 most common arteries used in arteriography
1) CFA- safest approach
2) axillary
3) brachial
In arteriography a hemodynamically significant stenosis is defined as a ________ diameter reduction
50%
________ plaque appears as irregular or smooth
Atherosclerotic
A severe narrowing without occlusion is called a
Vasospasm
Multiple stenoses caused by medial hyperplasia appearing as “string of beads” is called
Fibromuscular dysplasia
What employs radio frequency energy and a strong magnetic field to produce images in multiple planes
MR Angiography (MRA)
Name 3 things MRAs are useful for
1) AAA
2) dissections
3) peripheral artery evaluation.
What modality employs ionizing radiation to obtain cross sectional images from d the aorta and other body structures
CT
Name the anti platelet drugs that decreases platelet aggregation resulting in decreased thrombotic activity
Aspirin
________ is surgical removal of atherosclerotic material usually includes portion of intimal lining
Endarterectomy
In presence of significant stenosis or occlusion a ________ ________ provides alternate pathway for blood to travel
Bypass graft
What is used to dilate focal plaque formation in the vessels
Percutaneous transluminal angioplasty (PTLA)