气管：胸部的盲点。

Radiol Clin North Am. 1984 Sep;22(3):539-62.

This article emphasizes diagnostic importance of careful observation of the size, position, and luminal air column of the trachea in the interpretation of the chest roentgenogram. The changes described provide information about intratracheal lesions and help in localization and differential diagnosis of mediastinal masses.

本文强调在解读胸部X线片时仔细观察气管大小、位置及管腔内气柱的诊断重要性。所描述的这些改变为气管内病变提供信息，并有助于纵隔肿块的定位和鉴别诊断。