Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are grossly clear . Right basilar atelectasis noted medially . There is no large effusion or edema . Cardiac silhouette is moderately enlarged . There are atherosclerotic calcifications at the aortic arch in the descending thoracic aorta is tortuous . Widening of the right acromioclavicular joint may be chronic .
    OUTPUT:
    
Cardiomegaly without definite superimposed acute cardiopulmonary process .