Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no evidence of focal consolidation , pleural effusion , pneumothorax , or frank pulmonary edema . The configuration of the trachea suggests chronic lung disease The cardiomediastinal silhouette is within normal limits . Posterior left rib fractures noted , likely chronic in nature . Diffuse osteopenia is noted , making it difficult to evaluate the thoracic vertebral bodies .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .