Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Widening of the superior mediastinum is consistent with the patient 's known lymphadenopathy . Enlargement of the right hilum also consistent with the patient 's known lymphadenopathy . Mild cardiomegaly noted . There is atelectasis of the bilateral lung bases . Small left pleural effusion . No pneumothorax seen . No free air under the diaphragm .
    OUTPUT:
    
No significant interval change when compared to the prior chest radiographs .