الفهرس 
SUMMARYOnly 14 pages are availabe for public view
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Abstract
A true aneurysm of the aorta is a localized dilatation the artery secondary to weakening and stretching of its ’all which although dilated and deformed contain elements of he original vessel wall. The aortic aneurysm constitute one of the major .. and, ethal pathologic entities. Actually the patient with aortic neurysm carrying a ”clinical time bomb” on the verge of and yet, the emphasis placed on its early relatively little. Some aneurysms dicscovered and others diagnosed only after rupture . The disease results from a number of etiologies the vessel wall. Astherosclerosis and medial degeneration are the main causes of aortic aneurysm. The former predominate in the terminal aorta, and the latter is common at the aortic root. With the decreasing prevelance syphilis, the incidence of luetic aneurysm decreased. Post-traumatic aneurysms have increased in frequency and in parallel to the increased rate speed vehicle accidents. The sudden deceleration .