Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Opacification of the left lung base along the left heart border is due to a prominent pericardial fat pad , as seen ont he ___ CT . The lungs are otherwise free of focal consolidations , effusions or pneumothorax . No pulmonary edema . Cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
No acute intrapulmonary process . No pulmonary edema .