Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube ends 2 .8 cm above the carina . Left jugular line is in lower SVC . NG tube is below the diaphragm . There is no pneumothorax . Subcutaneous air is mild and unchanged . Bilateral lung opacities have slightly improved with bibasilar atelectasis and small pleural effusions . Loculation adjacent to the left rib fracture , measuring 1 .8 cm in thickness could represent a loculated pneumothorax or extrapleural hematoma . This is unchanged since ___ .
    OUTPUT:
    
1 . Tube and lines are in adequate position . 2 . There is no pneumothorax . 3 . Slight improvement of bilateral opacities .