Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Comparison is made to a prior examination of ___ . The heart is normal in size . The mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . There is a pleural adhesion versus a small residual pleural effusion at the right lung base and some atelectasis at the right lung base . The previously identified tiny right apical pneumothorax is no longer identified .
    OUTPUT:
    
Resolution of right apical pneumothorax . Otherwise stable examination .