Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no effusion or pneumothorax . The cardiomediastinal silhouette is within normal limits . There is slight irregular contour of the left lateral tenth rib .
    OUTPUT:
    
No acute cardiopulmonary process . Slight irregular contour of the left lateral tenth rib which could represent a fracture . Consider dedicated rib series to further characterize . No pneumothorax .