Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiograph demonstrates well expanded and clear lungs . There is no focal consolidation . There is mild pulmonary vascular congestion with top normal heart size . No pleural effusions or overt pulmonary edema . No pneumothorax is identified .
    OUTPUT:
    
No pneumonia . Mild pulmonary vascular congestion .