Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest radiograph ___ at 10 :45 is submitted .
    OUTPUT:
    
Right chest tube remains in place . There is a stable small right apical pneumothorax . Stable right postsurgical changes status post right lower lobectomy . Residual subcutaneous emphysema in the right lateral chest wall . No pulmonary edema or focal airspace consolidation . Blunting of the right costophrenic angle may reflect residual small effusion or pleural thickening .