Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . The mass is again noted in the right upper lung laterally . There is no pleural effusion . The previously seen right apical pneumothorax has resolved . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
1 . Resolved right apical pneumothorax . 2 . Mass in the right upper lung laterally , similar prior exam .