Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable frontal chest radiograph demonstrates persistent atelectasis at the left base with mildly increased pleural effusion . The right lower lobe is largely unchanged . There are no new focal consolidations . The endotracheal tube is positioned 2 .3 cm from the level of the carina . The endotracheal tube should be pulled 1 - 2 cm for better positioning . There is no pneumothorax .
    OUTPUT:
    
Taking into account differences in patient positioning , the changes in chest radiograph are minimal . Recommend pulling the endotracheal tube 1 - 2 cm for better positioning . These findings were communicated to the house staff officer caring for the patient by Dr . ___ ___ telephone at 8 : 10 am on ___ .