An elevated blood pressure in the aorta can cause a tear of the intima the innermost layer of the aortic wall.
Ultimately, this allows the blood from the lumen to enter and rip media apart, creating a false lumen.
This tear of the intima and blood entering the media is what we define as aortic dissection.
It usually has a sudden onset with chest pain and back pain, and it is very deadly.
Can you recall how aortic dissection develops?
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