Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest show prominence of interstitial markings , unchanged from remote chest radiograph of ___ . No focal consolidation , pleural effusion , or pneumothorax is present . The pulmonary vasculature is not engorged . The cardiomediastinal silhouette is within normal limits and unchanged from the preceding ___ radiograph . There is stable depression of the right trachea which raises the possibility of an enlarged right lobe of the thyroid .
    OUTPUT:
    
Chronic lung disease without acute cardiopulmonary process .