Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Background emphysema is noted with superimposed mild pulmonary edema . Cardiomegaly is mild . No signs of pneumonia . No large effusion or pneumothorax . Bony structures are intact .
    OUTPUT:
    
Mild cardiomegaly with mild pulmonary edema . Background emphysema .