Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Right chest tube has been removed . Persistent elevation of the right hemidiaphragm . Small right pleural effusion . The cardiomediastinal and hilar contours are stable . Small right apical pneumothorax is not significantly changed . New mild streaky left basilar atelectasis . A previously seen right upper lobe opacity medially has decreased . Fullness in right mediastinal border is cleared .
    OUTPUT:
    
Small right apical pneumothorax is unchanged . Status post chest tube removal .