People in Seoul, South Korea, watched a news report on North Korea's announcement of its first hydrogen bomb test on Wednesday. Credit Jung Yeon-Je/Agence France-Presse â Getty Images.
Carotid artery disease is also called carotid artery stenosis. The term refers to the narrowing of the carotid arteries. This narrowing is usually caused by the buildup of fatty substances and cholesterol deposits, called plaque. Carotid artery occlusion refers to complete blockage of the artery.
1 Coronary artery disease: Atherosclerosis with narrowing of the arteries supplying blood to the heart muscle. Coronary artery disease makes a heart attack more likely.  Carotid artery disease: Atherosclerosis with narrowing of one or both of the carotid arteries in the neck.