Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low . Mild left basal atelectasis noted . Otherwise lungs are clear . There is no focal consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is grossly stable . Imaged osseous structures are intact . Kyphotic angulation of the spine centered at the thoracolumbar junction is noted . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process .