Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are hyperexpanded reflecting underlying COPD . Moderate bilateral pleural effusions are slightly increased on the left . Multilevel displaced left lateral rib fractures are unchanged . Right mid lung pulmonary nodule again noted . Small right apical pneumothorax is stable . No left pneumothorax .
    OUTPUT:
    
1 . Small right apical pneumothorax is stable . 2 . Moderate bilateral pleural effusions , slightly increased on the left .