Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . The aorta is tortuous . The lungs are mildly hyperexpanded suggestive of underlying emphysema . There has been interval development of a right lower lobe opacity which would be concerning for pneumonia or aspiration , less likely atelectasis . No pneumothorax or pulmonary edema . Note is made of severe degenerative change involving the right glenohumeral joint .
    OUTPUT:
    
Interval development of probable right lower lobe pneumonia or aspiration . Clinical correlation is advised .