Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . Trace pleural fluid is difficult to exclude but no large pleural effusion is seen . No pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No focal consolidation . Trace pleural fluid is difficult to exclude but no large pleural effusion .