Pathology of Arteries Flashcards
accumulation of plaque
atherosclerosis
an arterial disease
atherosclerosis
what causes atherosclerosis?
smoking and eating fatty food
what does atherosclerosis cause?
narrowing of lumen
what forms over the plaque in atherosclerosis?
a cap
in atherosclerosis, the plaque plus the cap is called a ____.
lesion
is highly thrombogenic
the plaque in atherosclerosis
what 2 things can happen when the atherosclerosis lesion ruptures?
- its contents run downstream and cause an occlusion
2. the plaque becomes exposed and a thrombus forms to cause an occlusion
when the artery tries to heal itself
intimal hyperplasia
overgrowth of cells
-plasia
an abnormal bulging
aneurysm
cause is not exactly known, but risk increases if you smoke or eat fatty foods
aneurysm
what does AAA stand for?
abdominal aortic aneurysm
separation of layers of a blood vessel resulting in the formation of a true and false lumen
aortic dissection
to quiver
fibrillate
causes blood clots to form in the right atrium
atrial fibrillation
where do blood clots from the right atrium travel?
pulmonary arteries (pulmonary embolism)
where do blood clots from the left atrium travel?
brain (cerebral embolism;stroke)
blood clots from the veins of the legs that travel to the pulmonary arteries
deep vein thrombosis (DVT)
what does PAD stand for?
peripheral arterial disease
atherosclerosis in the arteries of the extremities(mostly lower)
PAD
cramp-like pain in the legs due to PAD
claudication
an interruption in blood supply to the brain
stroke
what does CVA stand for?
cerebral vascular accident (stroke)
what does TIA stand for?
transient ischemic attack
what are the 2 types of stroke?
ischemic
hemorrhagic
bleeding
hemorrhage
stenosis of the aortic valve
aortic valve stenosis
what does AVM stand for?
artiovenous malformation
tumor of blood vessels; congenital
AVM
