Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in semi-upright position . Analysis is performed in direct comparison with the next preceding similar study of ___ . The patient remains intubated , the ETT terminating 6 cm above the level of the carina . The position is unchanged . The same holds for the previously described left - sided subclavian approach central venous line terminating in mid-to - lower third of the SVC . The on previous chest examination detected and by CT examination confirmed parenchymal density in the right upper lobe apical segment , has regressed but not completely dissappeared . No new parenchymal abnormalities are seen , and the lateral pleural sinuses remain free . No pneumothorax in the apical area .
    OUTPUT:
    
Stable chest findings , regression of right upper lobe densities and no new pulmonary abnormalities .