Management of ABD aortic Aneurysm Flashcards
(28 cards)
AAA atribute to how many deaths a yr
15,000
Underlying causes of aneurysmal disease may not be caused by athrosclerosis?
T/F
True
Possible familial predisposition with chromosome 19q13
Aneurysm developement hs been proposed as a result of elastin and collagen break down from
proteases
An Importan part of the patho of AAA is
Inflammation
inflammatory markes are ____ and ____
(C reactive protein) CRP and (Interleukin -6) IL-6
Other etiologies of aortic aneursyms
Cystic mediated necrosis
salmonella and syphilis infections
Marfans and Ehlers-Danlos syndromesj
strongest predictor of rupture is
SIZE BABY SIZE
Risk of Rupture R/T Size
4.0 cm or less
0%
Risk of Rupture R/T Size
4.0 - 4.9 cm
0.5 - 5 %
Risk of Rupture R/T Size
5.0 - 5.9 cm
3 - 15 %
Risk of Rupture R/T Size
6.0 - 6.9 cm
10 - 20%
Risk of Rupture R/T Size
7.0 - 7.9 cm
20 - 40 %
Risk of Rupture R/T Size
> 8.0 cm
30 - 50 %
High risk includes expansion of > ___ in 6 months
0.5 cm
Average expansion of larger AAA per year is
0.3 - 0.4 cm per yr
Expansion of AAA tends to increase with ______ and decrease with _____ and _____.
Smoking
Diabetes and PVD
Men or Women have a higher incidences of AAA
women
AAA less then 5 cm are at equal risk of rupture compared to having ______
Surgical repair
AAA 4.0 - 5.4 cm should be monitored with ultra sound or CT how often
6-12 months
AAA 3.0 - 4.0 should be monitored how ofter with US or CT
2-3 yrs
elective repair should be under gone in what tpes of Pts
aneurysms 2x the size of the aorta
those with rapid expansion . 0.5 cm in 6 mths
ASA is it detremental to use with a AAA
no data suggest it contributes to expansion or initiation of rupture
Long term statin use has shown decreased mortality in those who have undergone AAA repair?
T/F
True
Two approaches to AA repair are
Retroperitoneal or transabdominal