Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a nasogastric tube , which is seen coursing below the diaphragm and out of view on this image . An endotracheal tube is unchanged , in appropriate position . The inspiratory lung volumes are slightly decreased from the most recent prior study . There is increased retrocardiac opacification compatible with left lower lobe atelectasis . Interval blunting of the left costophrenic angle suggests interval development of a small left pleural effusion . There is persistent pulmonary vascular congestion . The cardiomediastinal silhouette is stable .
    OUTPUT:
    
1 . Interval development of small left pleural effusion . 2 . Increased left lower lobe atelectasis . 3 . Persistent pulmonary vascular congestion .