Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate normal lung volumes . There is no pleural effusion , focal consolidation or pneumothorax . The hilar and mediastinal silhouettes are unremarkable . Heart size is normal . There is no pulmonary edema . Cortical disruption involving the left fifth to ninth posterior ribs likely represent acute fracutres .
    OUTPUT:
    
Acute appearing fractures of the left ___th ribs . No pneumothorax is seen .