Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable view of the chest provided . Opacities projecting over the lower lungs are concerning for pneumonia . No evidence of pleural effusion or pneumothorax . Top - normal heart size may be exaggerated by technique . Mediastinal contours unremarkable . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
1 . Lower lung opacities concerning for pneumonia . 2 . Mild cardiomegaly .