图示肾动脉形成了这种胆固醇栓子。
Seen here in a renal artery branch are cholesterol clefts of such an embolus.
虽然动脉粥样硬化比较常见，但是胆固醇栓子是少见的，至少是大多情况下不明显的。
Despite the frequency of aortic atherosclerosis, cholesterol emboli are rare, or at least insignficant most of the time.
这些栓子一般由脂肪、胆固醇、钙和炎性细胞组成。
These blockages are made of fat, cholesterol, calcium, and inflammatory cells.
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