Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest show clear lungs and no evidence of the calcified nodular density seen on the recent right shoulder exam . This appeared to be projected in the region of the anterior aspect of the right third rib but no corresponding finding is seen on the current exam . Mild uncoiling of the thoracic aorta is unchanged compared to ___ . Degenerative changes and and proliferative osteophytes are seen in the lower thoracic spine .
    OUTPUT:
    
No right upper lobe nodule seen to correspond to findings on plain film left shoulder .