Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube ends 3 cm above the carina . The gastric tube ends in the corpus of the stomach . Lung volumes are low , but the lungs are clear , the cardiomediastinal silhouette and hila are normal . There is no pleural effusion and no pneumothorax .
    OUTPUT:
    
Appropriately placed lines and tubes .