Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 03 :43 is submitted .
    OUTPUT:
    
Tracheostomy tube remains in satisfactory position with the tip 3 .6 cm above the carina . The lungs are hyperinflated with underlying parenchymal distortion suggestive of scarring related to emphysema . No focal airspace consolidation is seen to suggest pneumonia . No pulmonary edema . Cardiac and mediastinal contours are likely stable given patient rotation . Prominent calcification of the aorta consistent with atherosclerosis . No pneumothorax .