Coronary atherosclerosis lesions characteristic of

Coronary atherosclerosis lesions characteristic of
The good part: According to the autopsy of China's statistics, the disease detection rate, a narrow detection rate and the average level before descending are the highest, followed by the remaining right trunk, or L-left main branch, after descending. Gender difference: 20 to 50-year-old disease detection rate for men was significantly higher than that of women; men and women after the age of 60 there was no significant difference.
Lesion characteristics: atherosclerotic plaque in the distribution of more proximal paragraph, and in the higher branches of mouth; early, scattered patches, a segmental distribution, with the progress of the disease, the plaque adjacent to each other integration . In Die surface plaque Duocheng crescent, with varying degrees of lumen stenosis. Sometimes complicated by thrombosis, the lumen complete obstruction. According to a narrow patch caused the extent of the lumen can be divided into four: Ⅰ level, narrow the lumen in less than 25%; Ⅱ level, narrow the 26% ~ 50%; Ⅲ level, a narrow 51% ~ 75%; Ⅳ - Lumen stenosis in more than 76 percent.