Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate persistent moderate right - sided pleural effusion . Stable abnormal contour of the right apical pleura , which is in continuum with the mediastinum . Heart is mildly enlarged . Trace left - sided pleural effusion . Patient is status post endovascular repair of the descending aorta , which is heavily calcified .
    OUTPUT:
    
Moderate - sized right pleural effusion and tiny left pleural effusion , unchanged .