Fig. 2From: Critical left coronary main trunk stenosis, chronic occluded right coronary artery, left subclavian artery occlusion, severe aortic regurgitation and porcelain aorta in a patient with aortitisa. Histopathological examination revealed loss of medial elastic fibers, and hyalinized collagen fibers in the media and adventitia. b. Although perivascular monocyte infiltration was found, polynuclear giant cells were not foundBack to article page