Aortic dissection Flashcards
1
Q
What is aortic dissection?
A
Separation of tunica intima of aorta, leading to blood flow into false channel of intima
2
Q
What is the classification used for aortic dissection?
A
Stanford
3
Q
What are th types of aortic dissection?
A
A= ascending aorta, 70% B= descending, distal to left subclavian, 30%
4
Q
What is the main risk factor for aortic dissection?
A
Hypertension
5
Q
What are the res factors for aortic dissection?
A
Hypertension Atherosclerosis, aneurysm Smoking FH Collagen disorders= Marfan, Ehlers Danlos
6
Q
What is the presentation of aortic dissection?
A
Sudden onset severe ripping/tearing pain, substernal, interscapular Left/right BP difference Mesenteric or limb ischaemia Pulse deficit Diastolic murmur
7
Q
What investigations are done for aortic dissection?
A
FBC, U&Es, LFTs, troponin, lactate, type and cross
ECG
CXR
CT angio
8
Q
What is the management of aortic dissection?
A
Type A= surgery
Type B= conservative, BB
9
Q
What are the complications of aortic dissection?
A
Limb ischaemia Mesenteric ischaemia AKI MI Pericardial tamponade Aortic incompetence Aneurysm rupture
