chronic obstructive disease of lung

例句：

1. 1. The patient has been diagnosed with chronic obstructive pulmonary disease, which is a serious condition that requires regular medical attention.
   患者被诊断出患有慢性阻塞性肺疾病，这是一种需要定期医疗关注严重状况。
2. 2. Chronic obstructive pulmonary disease can lead to severe respiratory symptoms and even death if left untreated.
   慢性阻塞性肺疾病如果不治疗，会导致严重的呼吸症状甚至死亡。
3. 3. Early detection and treatment of chronic obstructive pulmonary disease can significantly improve the patient's qualityof life.
   早期发现和治疗慢性阻塞性肺疾病可以显著提高患者的生活质量。