Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation . There is been continued interval improvement in appearance of the increased interstitial markings seen on the prior . There is no or large effusion . Cardiac silhouette is top - normal in size . Spinal nerve stimulator is partially visualized . No acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process , no focal consolidation