Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lordotic positioning . Compared to the prior film , an ET tube is now in place , tip approximately 5 .5 cm above the carina . Again seen is hyperinflation , consistent with COPD , an elevated right hemidiaphragm , moderate to moderately severe cardiomegaly , and changes related to old healed rib fractures in both upper zones . There is upper zone redistribution , without other evidence of CHF . No obvious focal infiltrate . No pleural effusion .
    OUTPUT:
    
ET tube tip approximately 5 .5 cm above the carina . Upper zone redistribution .