left atrium failure

例句：

1. 1. He wasdiagnosed with left atrial failure and required immediate treatment.
   他被诊断出患有左心房衰竭，需要立即治疗。
2. 2.The patient's condition worsened after the surgery, leading to left atrial failure.
   手术后，患者的病情恶化，导致左心房衰竭。
3. 3.The doctors suspected that the patient's left atrial failure might be due to his heart disease.
   医生怀疑患者左心房衰竭可能是由于他的心脏病引起的。