Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . Comparison is made with the next preceding chest examination of ___ . Status post sternotomy . Previous chest examination identifies it as status post aortic valve replacement . Heart size is now within normal limits . The thoracic aorta is moderately widened and elongated but no local contour abnormalities are identified . Pulmonary vasculature is not congested . No evidence of acute parenchymal infiltrates are present and the lateral and posterior pleural sinuses are free . A well - demarcated round less than ___- mm calcification is seen on the left lung base laterally . A granuloma which was already identified on preoperative chest examination of ___ . Comparison with the next preceding PA and lateral chest examination of ___ at that time existing and remaining moderate cardiac enlargement has now normalized . Thus , postoperative cardiac enlargement has regressed .
    OUTPUT:
    
Status post aortic valve and bypass surgery without evidence of detectable aortic valve prosthesis components within the heart shadow . Heart size is now normalized , no pulmonary congestion or acute infiltrates are present , stable left - sided basal calcified granuloma .