Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Given differences in positioning including lordotic views , the lungs are clear . There is no effusion , consolidation or pneumothorax . The cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications are noted at the arch . No acute osseous abnormalities . No acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process .