iatrogenic infection

例句：

1. 1.The patient developed an iatrogenic infection after undergoing surgery.
   这名患者在手术后患上了医源性感染。
2. 2. The doctor prescribed antibiotics for the iatrogenic infection.
   医生为这个医源性感染开了抗生素。
3. 3.The patient was treated for the iatrogenic infection with a combination of antibiotics and antiviral drugs.
   患者被治疗了医源性感染，使用了抗生素和抗病毒药物的组合。