Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy , CABG , and mitral valve replacement . Moderate cardiomegaly is unchanged . The aorta remains tortuous and diffusely calcified . There is new mild interstitial pulmonary edema . Lungs remain hyperinflated with flattening of the diaphragms suggestive of underlying COPD . No focal consolidation , pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Surgical clips are again demonstrated in the right upper quadrant of the abdomen .
    OUTPUT:
    
Mild interstitial pulmonary edema .