Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable view of the chest . The endotracheal tube ends 3 .2 cm from the carina . An enteric tube ends in the distal esophagus . There is a right lower lung opacity which may represent pneumonia . There are low lung volumes . There is mild pulmonary edema . Heart size is difficult to evaluate . No definite pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Right lower lung opacity may represent pneumonia . Mild pulmonary edema . 2 . ET tube is in appropriate position . 3 . Enteric tube ends in the distal esophagus , recommend advancing . These findings were discussed with Dr . ___ by Dr . ___ at 12 : 30 am on ___ by phone .