sinus cardiac arrest

例句：

1. 1. He was rushed to the hospital aftersuffering a severe sinus cardiac arrest.
   他在遭受严重心脏停搏后被紧急送往医院。
2. 2. The patient's condition worsened, and he needed immediate medical attention.
   患者的病情恶化，需要立即医疗救治。
3. 3.Sinus arrhythmia is acommon cause of syncope, which canlead to a sinus cardiac arrest.
   窦性心动过缓是导致晕厥的常见原因，可能导致心脏停搏。