Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 1 .6 cm rounded opacity projecting over the edge of the anterior right first rib likely relates to the rib however , was less evident on the prior study . Findings could be further assessed with shallow obliques or AP lordotic view . No focal consolidation seen elsewhere . No pleural effusion or pneumothorax is seen . The cardiac , mediastinal , and hilar contours are stable . Chronic changes noted at the distal right clavicle , as also seen on the prior study . A few compression deformities are noted along the thoracic spine , not optimally evaluated on this study .
    OUTPUT:
    
1 .6 cm rounded opacity projecting over the edge of the anterior right first rib likely relates to the rib however , was less evident on the prior study . Findings could be further assessed with shallow oblique views or AP lordotic view . No focal consolidation seen elsewhere . Thoracic spine compression deformities , not well evaluated on this study .