Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear of consolidation , effusion or pneumothorax . No pulmonary edema . Cardiomediastinal and hilar contours are normal . Irregularity of the left first and second ribs are chronic , and likely represent healed fractures .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .