Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation or edema . There is a tiny hyperdense lesion in the right lung base overlying a rib shadow , which may represent a small bone island within the rib , or alternatively , a calcified granuloma . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
No acute cardiopulmonary process .