Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains mildly enlarged . The aorta is tortuous with diffuse atherosclerotic calcifications again noted . Mild pulmonary edema is improved compared to the previous exam . No focal consolidation , pleural effusion or pneumothorax is present . There are no acute osseous abnormalities
    OUTPUT:
    
Mild pulmonary edema , improved compared to the previous exam .