Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is within normal limits . There is increased opacity worse at the right lung apex and the left lower lobe . An endotracheal tube ends in the upper thoracic trachea . There is no pneumothorax . An enteric tube courses below level of diaphragm .
    OUTPUT:
    
1 . Increased opacities in the right lung apex and left lower lobe . 2 . An endotracheal tube ends in the upper thoracic trachea and may be advanced 2 cm for more standard positioning .