Correct!
3. The chest x-ray shows a diffuse reticulonodular infiltrate
Reticular and linear opacification refers to curvilinear opacities that usually involve the lung diffusely. The shadows are caused by thickening of interstitium by blood, water, tumor, cells, and/or fibrous disease. This is best seen in an enlarged view of the right lower lobe (Figure 3).
Figure 2. Enlarged area of chest x-ray showing the reticulonodular infiltrates.
There is no evidence of a widened mediastinum, hilar adenopathy or pleural effusions.
Which of the following should not be performed next? (Click on the correct answer to proceed to the third of five panels)