Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , lung volumes have decreased , accentuating the cardiac silhouette and bronchovascular structures . An endotracheal tube terminates 4 .1 cm above the carina . There is no definite pneumothorax , pleural effusion or new focal consolidation .
    OUTPUT:
    
1 . Endotracheal tube terminates 4 .1 cm above the carina , adequate positioning . 2 . Decreased lung volumes with no evidence of acute focal pneumonia .