Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Left - sided pacemaker wires and leads are unchanged in position . A right PICC ends in the low SVC . The right lung is clear . Slightly loculated left pleural effusion is smaller . No focal consolidation or pneumothorax . Cardiomediastinal and hilar contours are stable .
    OUTPUT:
    
Left pleural effusion is smaller compared to ___ .