aneurysms Flashcards
1
Q
def. aneurysm
A
- 50% increase in art diameter
2
Q
def. ectasia
A
art dilation less than 50%
3
Q
def. arteriomegaly
A
- diffuse art enlargement
4
Q
def. aneurysmosis
A
multiple aneurysms sep . by normal art
5
Q
dichotomy of aneurysms
A
true - all wall of artery
false - no layers of artery wall
6
Q
possible causes of aneurysms
A
- congenital
- CT disorders
- degen
- infectious
- inflamm
- post stenotis
- pseudo
- other
7
Q
common locations of aneursyms
A
- abdo alone -most common
thoracic alone
abdo and illiac
8
Q
what is pathogen of aneursysm
A
- degen disease
- loss of elastin and collagen
- genes and MMP-9 degrade
9
Q
main risk factors for ANs (4)
A
- white
- male
- age
- smokers
- NOT DM
10
Q
3 general presentations of aneurysms
A
- aSx
- found incidentally - Sx
- back pain
- compression of bowel - rupture
11
Q
what is therapy balance for aneurysms
A
rupture size risk Vs. comorbidity
12
Q
5 predictors of rupture
A
- larege size (over 5.5cm)
- Ht
- female
- expansion rate
- COPD
13
Q
what is med therapy
A
NONE
14
Q
***5 indications for repair
A
- size
- male >5.5cm
- female > 5cm - Sx
- emboli
- enlarging
- rupture
15
Q
what is benefit for endovascular repair
A
better as you get older (more unstable)
