Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Mild cardiomegaly is unchanged . The right PICC has been removed . The mediastinal and hilar contours are unchanged . There is mild interstitial pulmonary edema . No focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormalities are detected .
    OUTPUT:
    
Mild interstitial pulmonary edema .