Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient 's condition required examination in sitting upright position using AP frontal and left lateral views . Comparison can be made with the next preceding portable single view chest examination of ___ . During the interval , the patient has been extubated . The previously described right - sided permanent pacer connected to dual intracavitary electrode system remains in unchanged position . There is cardiac enlargement with a configuration suggesting left ventricular prominence , a finding which in aorta shows calcium deposits in the wall , both at the conjunction with the generally widened and elongated thoracic aorta suggests systemic hypertension . The level of the arch as well as in the descending area . Local contour abnormalities are not identified . The pulmonary vasculature is not congested and the lateral and posterior pleural sinuses remain free from any fluid accumulation . No acute parenchymal infiltrates are seen , and the on previous portable examination suspected left lower lobe atelectasis has resolved .
    OUTPUT:
    
Extubated , significant cardiac enlargement but no evidence of pleural effusion , acute pulmonary congestion or acute infiltrates .