The helical CT technique opens new possibilities in the diagnosis of cardiovascular diseases. The authors evaluate their experience with the diagnosis of dissecting aneurysms of the aorta by means of a modified helical examination - double helix protocol. They evaluate a group of 13 patients with aortal dissection, the ratio of different types of dissection, affection of peripheral vessels and the clinical picture of the disease.

        Key words: dissecting aneurysm of the aorta - peripheral vessel - renal perfusion - helical computed tomography