Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffusely increased interstitial markings are again noted throughout the lungs most suggestive of chronic changes . There is no focal consolidation worrisome for pneumonia , there is no pleural effusion . The cardiac silhouette is mildly enlarged , unchanged . Atherosclerotic calcifications seen within a tortuous thoracic aorta . No acute osseous abnormalities identified . Filter projects over the region of the IVC . Wedging of a lower thoracic vertebral body is unchanged .
    OUTPUT:
    
Findings compatible with patient 's known COPD without superimposed acute cardiopulmonary process .