Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . Analysis is performed in direct comparison with the next preceding chest examination of ___ . The heart size is within normal limits . No typical configurational abnormalities identified . Thoracic aorta of ordinary dimension but some calcium deposits are now present in the aortic wall at the level of the arch . The pulmonary vasculature is not congested . No signs of acute or chronic parenchymal infiltrates are present , and the lateral and posterior pleural sinuses are free . No evidence of pneumothorax in apical area . Skeletal structures of the thorax are grossly within normal limits .
    OUTPUT:
    
Stable chest findings , no evidence of acute infection , cardiac infiltrates , or pulmonary vascular congestion .