Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a tiny right apical pneumothorax . Right pleural effusion is small . Postoperative changes are noted in the right upper lobe . Widened mediastinum has improved . Bibasilar atelectasis larger on the left have increased . There are moderate to severe degenerative changes in the thoracic spine
    OUTPUT:
    
Tiny right apical pneumothorax . Small right effusion .