Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low limiting assessment . Lower lung atelectasis with bronchovascular crowding noted . There is no convincing evidence for pneumonia , edema , effusion or pneumothorax . The cardiomediastinal silhouette appears stable . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Limited , negative for acute pathology .