renal infarction

例句：

1. 1. He was diagnosed with renal infarction and required immediate surgery.
   他被诊断出患有肾梗死，需要立即进行手术。
2. 2. The patient's condition worsened significantly after the renal infarction, requiring further treatment.
   患者肾梗死后病情明显恶化，需要进一步治疗。
3. 3. The kidney function tests showed that there was a significant decline in his renal infarction markers.
   肾脏功能测试显示他的肾梗死指标有显著下降。