Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest . Left - sided pacemaker wires are unchanged and appropriate in position . Mild - to - moderate cardiomegaly is unchanged . There is prominence of the central vascular structures consistent with mild pulmonary edema . No focal consolidation is identified . No large pleural effusion . No pneumothorax .
    OUTPUT:
    
Mild pulmonary edema and mild - to - moderate cardiomegaly .