Abdominal Aortic Aneurysm Flashcards
When is there a true aortic aneurysm?
increase in diameter by 50%
Risk Factors of AAA
male FH >65yrs smoking cardiac dissection cerebrovascular disease
How are asymptomatic AAAs identified?
indentified via screening for other pathology screening
If its a symptomatic AAA, what are symptoms?
pain in abdominal, back, renal
ruptured
Examination findings on symptomatic AAA
50-75% not make it to hospital may look 'well' tachycardia or not hypotensive or not pulsatile, expansile mass +/- tender transmitted pulse peripheral pulses
Investigations of AAA
US
CT scan
What scan is the arterial phase and describe it?
CT scan
can be used IV contrast
scan when contrast is in arterial system
What is the difference between elective and emergency aneurysms?
elective is a prophylatic operation due to the risk of the rupture balanced against the risk of procedure
emergency repair is theraputic operation
How is an elective aneurysm managed?
actively watch actively intervene -EVAR -Open or actively decide not to intervene
What is EVAR?
endovascular aneurysm repair
How does EVAR happen?
exclude AAA from inside vesselsee slides
what us the other type of repair?
open
How is what type of repair decided?
What is the patients life expectancy?
What is the level of procedure risk?
what does the patient want?
