Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate unremarkable cardiomediastinal and hilar contours . There is stable elevation of the left hemidiaphragm with adjacent atelectatic change . Right - sided Port - A - Cath terminates in the upper right atrium . Levoscoliosis of the lumbar spine is incompletely visualized . No free air is present .
    OUTPUT:
    
No free air .