Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are moderately hyperinflated with a clear left lung . Tubular and heterogeneous radiopacities within the right lower lobe are consistent with aspirated contrast from prior oropharyngeal video swallow . Right lower lobe atelectasis is noted . No pleural effusion or pneumothorax . Heart size , mediastinal contour , and hila are unremarkable . Intact median sternotomy wires and sternal clips are consistent with prior history of CABG .
    OUTPUT:
    
1 . Aspirated barium contrast within right lower lobe likely from recent oropharyngeal video swallow . 2 . No pneumonia .