All of the following are true about aoic aneurysm except:-
Degenerative aneurysms ( caused by atherosclerosis) are MC AAA (90%) . True (all three layers of vessel are involved), false (do not have all three layers of vessel) Infected (mycotic) aneurysm are false aneurysm Dissecting aneurysm (dissection with aneurysmal dilatation of false lumen) Fusiform (symmetrical enlargement involving whole circumference of aery) Saccular (affect only pa of the aerial circumference) have higher risk of rupture
Saccular aneurysm involves whole circumference
True aneurysm involves all 3 layers
Atherosclerosis is the commonest cause
False aneurysm is not covered by all 3 layers
Aerial disorders