Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are diffuse bilateral interstitial markings , overall unchanged since ___ . This is consistent with chronic lung disease . No new areas of focal consolidation or pleural effusions . No pneumothorax . Heart size is top normal , stable from prior . Atherosclerotic calcifications are seen in the coronary arteries , better appreciated on the lateral view .
    OUTPUT:
    
1 . No acute intrathoracic process . Stable bilateral interstitial markings , likely chronic lung disease . 2 . Coronary artery calcifications .