Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . The cardiomediastinal silhouette is stable . Electronic device overlies the left chest wall . Old right lateral rib fractures are identified as well as possibly remote prior traumatic changes at the right acromioclavicular joint .
    OUTPUT:
    
No acute cardiopulmonary process .