Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear besides mild right basilar atelectasis . There is no effusion , consolidation , or edema . The cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . Right shoulder arthroplasty is seen .
    OUTPUT:
    
No acute cardiopulmonary process .