Keyword Analysis & Research: type a thoracic aortic dissection


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What is a type 1 thoracic dissection?

The DeBakey classification divides dissections into 1-5: type I: involves ascending and descending aorta (= Stanford A) type II: involves ascending aorta only (= Stanford A) type III: involves descending aorta only, commencing after the origin of the left subclavian artery (= Stanford B)

Are there different types of aortic dissections?

There are two types of aortic dissections: Type A which is the more common and dangerous of the two and involves a tear in the part of the aorta where it exits the heart or a tear in the upper, or ascending aorta, which may extend into the abdomen.

What is the survival rate of an aortic dissection?

in its natural evolution, without treatment, acute type a aortic dissection reportedly has a mortality rate of about 1% per hour initially, with half of the patients expected to be dead by the 3rd day, and almost 80% by the end of the 2nd week. 3 death rates are lower but still significant in acute type b aortic dissection: 10% minimum at 30 …

What are the initial therapeutic goals for aortic dissection?

The aim of treatment in aortic dissection is to limit propagation of the false lumen and its negative consequences on end-organ perfusion by reducing and stabilizing hemodynamic stress on the aortic wall (1-8). As the majority of these type B dissection patients are hypertensive, medical therapy is centered on the use of anti-hypertensive agents.


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