Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tiny right apical pneumothorax remains , with a pleural pigtail catheter positioned in the right apex . The lungs are clear . There are small bilateral pleural effusions . The cardiac silhouette is normal in size , the mediastinal contours remain normal .
    OUTPUT:
    
Small right apical pneumothorax , with pleural pigtail catheter unchanged in position in the right lung apex .