Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac size is normal . ET tube is in standard position . Right IJ catheter tip is in the mid SVC . There is no pneumothorax . NG tube tip is out of view below the diaphragm . There is no pulmonary edema . Opacities in the left base are a combination of atelectasis and small effusion . The upper lungs are clear . Right lower lobe atelectasis is minimally improved . Catheters and a skin ___ project in the upper abdomen
    OUTPUT:
    
ET tube is in standard position . Retrocardiac atelectasis