Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A tiny right apical pneumothorax persists . There is continued evidence of small pleural effusions . Right pleural fluid and may be underlying compressive atelectasis likely accounts for asymmetrically increased density in the lower right chest . The heart and mediastinal structures are unremarkable for technique and unchanged .
    OUTPUT:
    
Persistent pleural fluid . Tiny right apical pneumothorax unchanged .