Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Slightly lower lung volumes seen on the current chest x-ray when compared to prior . Opacities at the bilateral cardiophrenic angles are most compatible fat pads seen on interval CT scan . The lungs are clear without consolidation , effusion , or vascular congestion . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .