Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Moderate cardiomegaly is unchanged compared to the previous study . Atherosclerotic calcifications are noted within the aorta which is mildly tortuous , unchanged . Mild interstitial pulmonary edema is worse compared to the previous study without large pleural effusion , focal consolidation or pneumothorax . No acute osseous abnormalities detected .
    OUTPUT:
    
Mild interstitial pulmonary edema , worse in the interval .