Barrett esophagus

例句：

1. 1. He was diagnosed with Barrett's esophagus, which requires regular monitoring and treatment.
   他被诊断出患有巴雷特食管，需要定期监测和治疗。
2. 2. The patient's condition worsened significantly after the surgery, prompting further investigation into Barrett's esophagus.
   手术后，患者的病情显著恶化，因此进一步调查了巴雷特食管的情况。
3. 3. The Barrett's esophagus is a chronic condition that can lead to serious health complications if left untreated.
   巴雷特食管是一种慢性疾病，如果不加以治疗，可能会导致严重的健康并发症。