Saber sheath trachea in chronic obstructive pulmonary disease patients

Lokesh Verma, Hemant Borana, Govind Desai, Sanidhaya Tak


Saber sheath trachea is defined as an anteroposterior (sagittal) diameter of intrathoracic trachea exceeding to lateral (coronal) by a ratio of 2:1 as measured at the site 1 cm above the aortic arch and the extra thoracic trachea being normal. It is most commonly seen in males and is considered to be a diagnostic sign of Chronic obstructive pulmonary disease.


COPD, GOLD, Saber sheath trachea

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