Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the right - sided central line . A nasogastric tube courses inferiorly and out of the field of view . Three abdominal drains project over the upper abdomen . The cardiomediastinal contours are stable . There persists an opacity in the right lung base . Additionally , retrocardiac atelectasis is present with a small left pleural effusion . There is no pneumothorax .
    OUTPUT:
    
Bibasilar opacities with small left pleural effusion ; underlying pneumonia can not be excluded .