Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are relatively low lung volumes . Given this , no definite focal consolidation is seen . There is no pleural effusion or pneumothorax . Cardiac and mediastinal silhouettes are stable . Degenerative changes are again seen along the spine .
    OUTPUT:
    
No acute cardiopulmonary process . No significant interval change .