Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates approximately 4 .3 cm above the carina . Diffuse hazy opacity over the right hemithorax with associated blunting of the right costophrenic angle is likely secondary to a small to moderate - sized pleural effusion . Retrocardiac and left lung base opacity persists , likely secondary to atelectasis and pleural fluid . There is no pneumothorax .
    OUTPUT:
    
Small to moderate right pleural effusion . Persistent retrocardiac and left lower lobe opacity likely reflects a combination of atelectasis and pleural fluid .