Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compare to ___ , there has been no significant change . Dense left retrocardiac opacity and patchy right lower lobe opacity persist , along with moderate left and small to moderate right pleural effusions . Widened mediastinum attributed to aortic aneurysm and dissection appears stable . Sternotomy wires and surgical clips appear stable .
    OUTPUT:
    
No significant change .