Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal supine portable radiograph of the chest demonstrates an ET tube ending 7 cm above the carina at the level of the thoracic inlet . Low lung volumes and supine positioning accentuates mild enlargement of the cardiac silhouette . Mild pulmonary vascular congestion . No pleural effusion , pneumothorax or focal consolidation .
    OUTPUT:
    
1 . ET tube ends 7 cm above the carina and could be advanced for more secure positioning . 2 . Dilitation of the aortic knob could be secondary to aneurysm . 3 . Cardiomegaly and mild pulmonary vascular congestion . Telephone notification to Dr ___ by Dr ___ at 7 :55 on ___ .