Aneurysms Flashcards
How are popliteal and abdominal aneurysms linked?
10% of AAA will have a PA
50% of PA will have AAA
50% of PA are bilateral
How can aneurysms cause pain?
Compress nearby structures
What is arterial dissection?
Damage to intima of artery
media and adventitia contain bleed like a sponge
What are causes and RFs of arterial dissection?
Iatrogenic
Traumatic
Spontaneous
Hypertension
Genetic
Connective tissue disorders
Eg Marfans, bicuspid aortic valve
What are the different types of arterial dissection?
A = prior to brachiocephalic artery —> emergency surgery required - 95% mortality w/o surgery
B = post arch if aorta—> immediate BP control and preventative surgery - may lead to renal and gut ischaemia
What are the S&S of arterial dissection?
Severe tearing chest pain
Radiates to the back
Similar to MI
How is arterial dissection examined and managed?
Hx
Pulses + BP
Labs
Diagnostic = CTA