Correct!
2. Chest CT scan
The chest x-ray shows an abnormality along the right side of the heart partially silhouetting of the right hemidiaphragm. This is most consistent with atelectasis of the right lower lobe. Therefore, a thoracic CT scan was performed to better define the abnormality (Figure 3).
Figure 3. Panels A-D: Representative images from the thoracic CT in lung windows confirming partial right lower lobe collapse. Lower panel: Video of selected CT images through the involved area in lung windows.
What is the next appropriate step? (Click on the correct answer to proceed to the fifth of six panels)