Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . There may be minimal lingular atelectasis / scarring again seen . The cardiac and mediastinal silhouettes are stable , as are the hilar contours . Some degenerative changes are seen along the spine .
    OUTPUT:
    
No significant interval change . No acute cardiopulmonary process .