Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Overlying external artifact partially obscures the view . Endotracheal tube is seen , terminating approximately 4 .9 cm above the level the carina . No focal consolidation is seen . No large pleural effusion or pneumothorax . The cardiac silhouette is top - normal . Mediastinal contours are grossly unremarkable . Old posterior left - sided rib fracture was better seen on prior study , an external lead likely overlies it on the current study . Right upper quadrant surgical clips are incidentally noted .
    OUTPUT:
    
Endotracheal tube in appropriate position . No acute cardiopulmonary process .