Hilum overlay sign. A. Posteroanterior chest x-ray: mass (M) overlies main and left pulmonary artery, but arteries converge medial to edge of mass... ... <看更多>
Search
Search
Hilum overlay sign. A. Posteroanterior chest x-ray: mass (M) overlies main and left pulmonary artery, but arteries converge medial to edge of mass... ... <看更多>
An explanation of alveolar vs. interstitial opacities, including cardiogenic and non-cardiogenic pulmonary edema, and the 3 types of ... ... <看更多>