Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cortical irregularity at the lateral aspect of the left eleventh rib is concerning for a minimally displaced acute fracture . The cardiomediastinal and hilar contours are within normal limits . Lungs are well expanded and clear . There is no focal consolidation , pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Acute nondisplaced left eleventh rib fracture . 2 . No acute cardiopulmonary process . No pneumothorax .