Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . Widening of the upper mediastinum and the right hilum is consistent with the patient 's known lymphadenopathy and lipomatosis is unchanged from prior study . There is no pneumothorax . There is no pleural effusion . Pulmonary vascularity is normal .
    OUTPUT:
    
Right hilar and mediastinal lymphadenopathy , unchanged from prior studies . No evidence of focal airspace consolidation .