top reflux

例句：

1. 1. The patient's symptoms worsened after the surgery.
   手术后，患者的病情恶化了。
2. 2. The top reflux was caused by a blockage inthe esophagus.
   顶部回流是由食管的阻塞引起的。
3. 3. The doctor prescribed medication totreat the patient's top reflux.
   医生开了药来治疗患者的顶部回流。