Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size remains mildly enlarged with a left ventricular predominance . The mediastinal and hilar contours are stable . No overt pulmonary edema is present . There are continued interstitial opacities which are most pronounced at the lung bases , which appear to be longstanding findings . No new areas of focal consolidation are demonstrated , and there is no pleural effusion or pneumothorax . No acute osseous abnormality is seen .
    OUTPUT:
    
Findings compatible with chronic interstitial lung disease . No definite new areas of opacification to suggest a superimposed pneumonia . No pulmonary edema is seen .