Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior exam , the mild pulmonary edema has resolved . The lungs are clear without consolidation or edema . There is no definite pleural effusion . No pneumothorax is identified . The mediastinal contours are normal other than atherosclerotic calcifications along the aortic arch . The heart is moderately enlarged , and similar to the prior exam . A right - sided cardiac device with a single lead terminating in the right ventricle is unchanged .
    OUTPUT:
    
Unchanged moderate cardiomegaly . No acute cardiopulmonary process .