Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip terminates approximately 5 cm from the carina . Enteric tube tip is within the stomach . Lung volumes are low . Heart size remains at least mildly enlarged . The mediastinal contour appears unchanged . Crowding of bronchovascular structures is present with probable mild pulmonary vascular congestion . Ill - defined patchy opacities are seen in the lung bases , potentially areas of infection or aspiration . No large pleural effusion or pneumothorax is seen on this supine exam . No acute osseous abnormality is visualized .
    OUTPUT:
    
1 . Standard positioning of endotracheal and enteric tubes . 2 . Mild pulmonary vascular congestion 3 . Low lung volumes . Patchy bibasilar airspace opacities may reflect areas of infection or aspiration .