Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear of consolidation or effusion . Mild biapical scarring is seen . There is no pneumothorax . The cardiomediastinal silhouette is within normal limits . Scattered atherosclerotic calcifications noted at the aortic arch . No displaced rib fracture identified . Degenerative changes seen at the right shoulder and in the thoracic spine . Surgical clips seen in the right upper quadrant .
    OUTPUT:
    
No acute cardiopulmonary process . No definite rib fractures identified however if desired , dedicated rib series could be performed .