Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is relatively kyphotic in position . The lungs are relatively hyperinflated , suggesting chronic obstructive pulmonary disease . No definite focal consolidation is seen . There is no large pleural effusion or pneumothorax . Prominence of the hila suggests central pulmonary vascular engorgement . There is subtle increase in interstitial markings bilaterally which can be seen with mild interstitial edema although may relate to underlying COPD . The cardiac silhouette is mildly enlarged . The aorta is calcified and tortuous .
    OUTPUT:
    
No focal consolidation . Central pulmonary vascular engorgement with possible mild interstitial edema . COPD .