Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are obtained . The lungs appear clear bilaterally without definite signs of focal consolidation , effusion , or pneumothorax . Given the slightly low lung volumes , evaluation is somewhat limited . Cardiomediastinal silhouette is normal . The imaged osseous structures are intact . No free air below the right hemidiaphragm . Clips in the right upper quadrant noted .
    OUTPUT:
    
No definite signs of pneumonia or CHF .