Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax . Widened mediastinum consistent with known extensive mediastinal lymphadenopathy as seen on previous CT . Cardiac size is normal .
    OUTPUT:
    
No evidence of pneumonia or pleural effusion . Widened mediastinum consistent with known extensive mediastinal lymphadenopathy