Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right PICC ends in the mid SVC . Compared to the prior study there are new patchy bibasilar opacities with increase in left pleural effusion . The heart size and mediastinal contours are stable . No right pleural effusion or pneumothorax .
    OUTPUT:
    
New bibasilar patchy opacities could reflect aspiration , infection or edema .