Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP view of the chest provided . ET tube is in standard position . Transesophageal tube course below the level of the diaphragm and out of view . Right PICC ends in the upper SVC . Left lower lobe opacity appears unchanged from ___ . Moderate retrocardiac atelectasis is unchanged from ___ . No pleural effusion or pneumothorax . Hilar and cardiomediastinal contours are normal .
    OUTPUT:
    
1 . Left lower lobe opacity appears unchanged from ___ . 2 . No pneumothorax .