pericardial cyst

例句：

1. 1.He was diagnosed with a pericardial cyst, which required surgery to remove.
   他被诊断出患有心包囊肿，需要进行手术移除。
2. 2. The patient's condition worsened after the surgery, and he needed another pericardial cyst removal.
   手术后，患者的病情恶化，需要再次进行心包囊肿切除。
3. 3. Due to the risk of infection, it is important to monitor the patient closely for signs of pericardial cyst recurrence.
   由于感染的风险，密切监测患者以观察心包囊肿复发的迹象非常重要。