Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrate well expanded lungs . Mild bibasilar atelectasis and mild pulmonary vascular engorgement are present . Cardiomediastinal and hilar contours are unchanged . No pneumothorax or overt pulmonary edema . Right - sided PICC line ends in the cavoatrial junction .
    OUTPUT:
    
Mild bibasilar atelectasis and mild pulmonary vascular engorgement are present . No overt pulmonary edema .