Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Slight elevation of the right hemidiaphragm is noted . The lungs are clear without focal consolidation , effusion , or pneumothorax . Heart size is normal . Mediastinal contour is unremarkable . Bony structures are intact . There is no free air below the right hemidiaphragm . No significant degenerative changes are seen in the imaged portion of the thoracic spine .
    OUTPUT:
    
No acute intrathoracic process .