idiopathic hypercholesterolemia

例句：

1. 1.The patient had an idiopathic heart attack.
   患者患有无原因的心脏病发作。
2. 2. The researcher found that the disease was idiopathic.
   研究者发现这种疾病是无原因的。
3. 3. Idiotism is a form of idiopathic behavior.
   白痴症是一种无原因的行为。