Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Low lung volumes limit evaluation . There is bronchovascular crowding , likely accounting for the slightly increased opacities in the lower lungs on the lateral view . No definite sign of pneumonia or CHF . No pleural effusion or pneumothorax . Cardiomediastinal silhouette is normal . Bony structures are intact . No definite displaced rib fractures are seen . No free air below the right hemidiaphragm .
    OUTPUT:
    
Limited , negative .