Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Previously noted left basilar opacity ha resolved , suggesting atelectasis . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Port - a - cath ends close to the cavoatrial junction .
    OUTPUT:
    
Unremarkable chest radiographic examination .