Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph ___ at 20 :51 is submitted .
    OUTPUT:
    
The left - sided Port - A - Cath is unchanged in position . Lungs are hyperinflated consistent with underlying emphysema . There is increasing airspace consolidation at the right base concerning for pneumonia or aspiration most likely within the right middle lobe . No pneumothorax . No pulmonary edema . No large pleural effusions . Overall cardiac and mediastinal contours are stable .