Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . A left pleural effusion is now smaller . The ascending thoracic aorta remains enlarged but unchanged in profile since ___ . There is no superimposed focal consolidation , pneumothorax , or new pleural effusion . Sternal wires and right upper thoracic surgical clips are unchanged .
    OUTPUT:
    
Decreased small left pleural effusion and unchanged prominent ascending thoracic aorta . No superimposed acute intrathoracic process .