is indicated
It often affects the ascending aorta and aorticarch, causing obstruction of the aorta and its major arteries
Pulseless disease
: frequent occlusion of the large arteries originating from the aorta
The pathology
: panarteritis, characterized by mononuclear cells and occasionally giant cells, with intimal hyperplasia, medial and adventitial thickening
aortic syndrome)"으로 분류하고 traumatic aortic
transection and rupture, contained rupture(pseudoaneurysm), or acute expansion of
thoracic aortic aneurysm 등도 이 범주에 포함시킨다.
* 벽내혈종
- 초기 중막층의 vasa vasorum의 파열로 시작, 국소적 혈종만 보이기도 하나 흔히 혈관
내막층과 외막층을 따라 박리 진행(내막파열 없으며
aortic dissection 받은 환자에게 행하는 장기적인 치료:
beta blockers 나 다른 antihypertensive agents(ACE inhibitors 나 calcium antagonist)를 사용하여 hypertension 조절 과 cardiac contractility 억제
detect propagation or expansion을 감지하기 위해 외래에서 6-12달 마다 contrast-enhanced CT or MRI가 시행되어야 한다.
-dissections을
Medical treatment
< Indication >
Uncomplicated Type B
Chronic Aortic dissection
Stable dissection isolated to Aorticarch
< Objective >
Control high blood pressure, if present.
Reduce the shear-force of blood from the left ventricle
< Drugs >
β-blocker + sodium nitroprusside
Ca+ channel blocker
Direct vasodilator (diazoxide, hydralazine) 은 금기 ! Tear 을 더