Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains mildly enlarged . The mediastinal contours are unchanged , with a descending thoracic aortic stent graft re - demonstrated . The aorta is diffusely calcified and dilated , but similar in appearance compared to the previous exam . Rightward deviation of the upper trachea is due to the presence of a thyroid goiter . There is no pulmonary vascular congestion . Right upper lobe paramediastinal opacity compatible with radiation changes is unchanged . Moderate size right pleural effusion is re - demonstrated . Mild atelectatic changes are noted in the lung bases . There is no pneumothorax . No acute osseous abnormalities demonstrated .
    OUTPUT:
    
Little interval change compared to the previous exam . Persistent moderate size right pleural effusion with bibasilar atelectasis . Post radiation changes in the medial right upper lobe . Dilated and tortuous aorta status post descending thoracic aortic stent graft .