图示严重的冠状动脉粥样硬化。右下方的HE染色呈蓝色污斑的即为钙化灶。常见的复合病变有钙化、血栓形成、出血等。象这种严重的钙化将使冠脉扩张(手术)带来困难。
There is a severe degree of narrowing in this coronary artery. It is "complex" in that there is a large area of calcification on the lower right, which appears bluish on this H&E stain. Complex atheroma have calcification, thrombosis, or hemorrhage. Such calcification would make coronary angioplasty difficult.