Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: New increased opacity adjacent to an elevated left hemidiaphragm is associated with blunting of the lateral costophrenic sulcus and lateral shift of the peak of the left hemidiaphragm . Cysts remainder of exam is unchanged since the recent study , including linear bibasilar opacities in a small right pleural effusion .
    OUTPUT:
    
New small left pleural effusion with probable subpulmonic component . No other relevant change since recent study .