Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . Comparison is made with the next preceding AP portable chest examination of ___ . Patient is known to have a right upper lobe mass which appears unchanged in size in comparison with the next previous study . The lesion involves also the apical pleural space . Right - sided elevated hemidiaphragm as before and blunting of the lateral pleural sinus is observed . Lateral view discloses some loculated pleural densities occupying the posterior pleural space . There is moderate cardiac enlargement as before with predominant left ventricular contour and some general widening of the thoracic aorta but the pulmonary vasculature is not congested .
    OUTPUT:
    
Unchanged appearance of previously identified pulmonary malignancy in right upper lobe . No new interval changes since ___ .