Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest was obtained . Endotracheal tube terminates 3 .7 cm above the carina . Gastric tube terminates within the stomach . The heart size and cardiomediastinal contours are normal . Right lung base linear opacity could represent atelectasis or aspiration . No other focal consolidation , pleural effusion , or pneumothorax . No displaced rib fracture is visualized .
    OUTPUT:
    
Linear right base opacity could represent atelectasis or aspiration . Adequate position of endotracheal and gastric tubes .