Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Evaluation is limited due to low lung volumes . Allowing for this , no convincing signs of pneumonia or CHF . No large effusion is seen . No definite pneumothorax . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Limited , negative .