Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear although overinflated consistent with chronic obstructive pulmonary disease . No pleural effusion or pneumothorax is seen . Cardiomediastinal silhouette and hilar contours are within normal limits . Bones appear intact . Again noted is fullness in the region of the left pulmonary artery suggesting pulmonary arterial hypertension , unchanged .
    OUTPUT:
    
1 ) No evidence of acute cardiopulmonary abnormality . 2 ) Chronic obstructive pulmonary disease .