Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right apical pneumothorax is tiny . 3 radiopaque endobronchial valves are noted in the right suprahilar region . Right chest tube is unchanged in position . Lungs are hyperinflated but clear with no new parenchymal abnormality . Miniaml pleural effusions if any .
    OUTPUT:
    
Tiny right apical pneumothorax , not significantly changed from the preceding radiographs .