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 similar study of ___ . The heart size remains unchanged and is within normal limits . Normal appearance of thoracic aorta with a few calcium deposits in the wall at the level of the arch . 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 the apical area on the frontal view . Skeletal structures of the thorax grossly unremarkable . Unchanged evidence of surgical clips in the right axillary area in this patient with history of treated breast cancer .
    OUTPUT:
    
Stable chest findings , no evidence of left lower lobe pneumonia in this patient with history of productive cough .