Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A small right pleural effusion is unchanged . There is no definite left pleural effusion . Bibasilar atelectasis is appreciated . There is no pneumothorax or focal airspace consolidation . The cardiac silhouette remains mildly enlarged . The pulmonary vasculature is normal .
    OUTPUT:
    
No acute cardiopulmonary process .