Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chain sutures are seen within the right hilum with evidence of asymmetric volume loss in the right lung compatible with prior right upper lobe resection . Diffuse interstitial opacities are compatible with chronic interstitial lung disease . Small amount of pleural fluid is seen on the right . The heart size is mild to moderately enlarged . The aorta remains moderately tortuous . There is no pulmonary edema . Calcified granuloma in the left mid lung field is unchanged . Hazy opacity in the right lung base may reflect atelectasis or progression of known chronic interstitial lung disease . There is no pulmonary edema , pneumothorax , or left - sided pleural effusion .
    OUTPUT:
    
Postoperative changes in the right lung . No pulmonary edema . Hazy opacity in the right lung base could reflect atelectasis or progression of chronic interstitial lung disease .