Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Widening of the mediastinum corresponds to a mediastinal vasculature . The aorta is tortuous . There is mild pulmonary edema . No focal consolidation concerning for pneumonia is seen on the frontal view , however , due to underinflation on the lateral view the lung bases are not fully evaluated . No large pleural effusion or pneumothorax . Moderate to severe cardiomegaly is stable .
    OUTPUT:
    
Mild pulmonary edema . On the frontal view there is no focal opacity concerning for pneumonia , however , underinflation on the lateral view limits evaluation of the lung bases . Moderate to severe cardiomegaly is stable .