I just had rubber roofing installed on three one-story wings and two small porches with nearly flat roof surfaces. Sheets of a fiberboard-like material were laid down over the old roll roofing to cushion and protect the rubber.
Atherosclerotic Peripheral Vascular Disease. Introduction. The peripheral arteries include those branches of the aorta. supplying the upper and lower extremities and the abdominal. viscera. Most peripheral arterial occlusive disease is due to athero-. sclerosis, although other conditions such as fibromuscular dysplasia, muscular entrapment, cystic adventitial degeneration, and arteritis. may cause obstruction of the peripheral arteries.
Atherosclerosis affecting precerebral as well as intrinsic brain arteries and arterioles plays a key role in the pathogenesis of stroke. Atherosclerosis producing focal carotid stenosis localized to the carotid bulb and proximal internal carotid artery is a principal cause of atheroembolic ischemic stroke in North America.