Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrated chest tube projecting over right lung apex . No residual pneumothorax is visualized . Lungs are well expanded and clear . Hilar and mediastinal silhouettes are unchanged . Right atrial prominence is again noted . Heart size is normal . No pulmonary edema . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
Right - sided chest tube projecting over right lung apex . No residual pneumothorax visualized .