Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral images of the chest . The lungs well expanded . Prominent interstitial markings are seen , predominantly in the bases . This may be due to chronic underlying lung disease , but the presence of cardiomegaly suggests it may be a component of mild pulmonary . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Probable mild pulmonary edema . Cardiomegaly .