Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided pacemaker is again noted with leads terminating in the expected positions . There is no pneumothorax . There are small bilateral pleural effusions . The lungs are clear . The cardiac , mediastinal , and hilar contours remain normal .
    OUTPUT:
    
1 . No pneumothorax . 2 . Small bilateral pleural effusions . 3 . Left - sided pacemaker in expected position .