Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest film ___ at 00 :59 is submitted .
    OUTPUT:
    
The lung volumes have diminished and there is persistent elevation of the right hemidiaphragm which presumably is chronic . Interval appearance of patchy opacity in the right mid and lower lung which could reflect an area of aspiration or pneumonia . Clinical correlation is advised . Overall cardiac and mediastinal contours are difficult to assess due to marked patient rotation . No pneumothorax or pulmonary edema . Incompletely visualized spinal hardware overlying the lower thoracic and upper lumbar spine . Clips in the right upper quadrant consistent with prior cholecystectomy .