Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since prior , there has been no substantial change to bilateral parenchymal lung opacities , left greater than right . Cardiomediastinal and hilar contours are unchanged . Port ends in the low SVC as does a left PICC line . NGT enters the stomach and courses off of the radiograph . There is no pneumothorax .
    OUTPUT:
    
No change to diffuse bilateral airspace opacities , worse on the left .