Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube is redemonstrated , ending 4 .5 cm above the carina . NG tube has its tip and sideport within the stomach . Otherwise , the lungs are well inflated . The right lung continues to be clear , while the left lung again shows a hazy opacity throughout the entire left base , which obscures the left hemidiaphragm but not the left heart border and does not cause hilar retraction . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . No significant interval change in left lung base opacity . This may represent a consolidative process of the lung although other etiologies such as loculated pleural effusions can not be excluded . Further assessment with CT could be pursued if clinically appropriate . 2 . Endotracheal and NG tube in appropriate positions . Communicated to Ms ___ ___ by Dr ___ ___ phone on ___ at 4 : ___ pm immediately after discovery .