Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and show mild diffuse bilateral interstitial and multifocal airspace opacities , which are asymmetric to the right . The cardiac silhouette is enlarged . The mediastinal silhouette and hilar contours are normal . No pleural effusions or pneumothorax is present . A right subclavian stent is noted unchanged .
    OUTPUT:
    
Asymmetric air space opacities right greater than left could represent asymmetric edema or a right sided pneumonia .