结论剑鞘气管是较重的copd的标志。
Conclusion Saber sheath trachea is a sign of rather severe COPD.
目的研究剑鞘气管与慢性阻塞性肺疾病之间的关系。
Objective To investigate the relationship between saber sheath trachea and chronic obstructive pulmonary disease.
剑鞘气管的形成是由于慢性咳嗽所致气管软骨环的损伤、重塑型和营养不良性骨化。
The formation of saber sheath trachea is caused by the injury of the tracheal cartilage due to chronic coughing, resulting in remodeling and dystrophic ossification of the cartilage.
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