Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate - to - severe cardiomegaly and widened mediastinum . There are diffuse opacifications in the right middle lobe and right lower lung as well as diffuse mild vascular congestion . There are sternotomy wires and CABG ___ as well as a single - lead pacer with tip not well seen , but likely terminating in the left ventricle .
    OUTPUT:
    
Diffuse opacities in the right middle and lower lung consistent with aspiration .