Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . Cardiac silhouette is top - normal to mildly enlarged . No pulmonary edema is seen .
    OUTPUT:
    
Top - normal to mildly enlarged cardiac silhouette . No pulmonary edema . No focal consolidation to suggest pneumonia .