Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate to severe cardiomegaly is unchanged . The aorta is tortuous and diffusely calcified . There is mild interstitial pulmonary edema , new from the prior exam . No focal consolidation , pleural effusion or pneumothorax is identified . Mild loss of height of a mid thoracic vertebral body is unchanged .
    OUTPUT:
    
Mild interstitial pulmonary edema .