Acute thoracic aortic dissection is caused by a tear in the intimal lining of the aorta. and is a symptom of acute aortic syndrome. The dissection allows the blood to pass through the rupture and separates the tunica intima from the tunica media or the tunica adventitia. creating a false intravascular light. https://cosmeticssquadets.shop/product-category/throat-spray/