Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left axillary dual - lead pacemaker is again seen with tips in standard unchanged position . The cardiomediastinal and hilar contours are stable . The left pleural effusion appears improved , although this may be accounted for by change in patient positioning , with the patient upright on the current examination . The right pleural effusion appears to have increased , although this may also be partly due to change in patient positioning . There is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
Improvement in left pleural effusion and slight increase in right pleural effusion .