Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The mediastinal and hilar contours appear unchanged . Patchy calcification is noted along the aortic arch . There is similar mild - to - moderate relative elevation of the right hemidiaphragm compared to the left . The right minor fissure is slightly thickened . The lungs appear clear . There are no pleural effusions or pneumothorax . Mild - to - moderate degenerative changes are similar along the thoracic spine . The patient is status post right shoulder hemiarthroplasty .
    OUTPUT:
    
Slight thickening of the minor fissure ; otherwise , unremarkable .