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 . No configurational abnormality is identified . Unremarkable and unchanged appearance of thoracic aorta . No mediastinal abnormalities are seen . 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 the apical area on the frontal view . Skeletal structures of the thorax are grossly unremarkable . As noted on previous examination , the patient is rather adipose with prominent soft tissue structure surrounding the thorax .
    OUTPUT:
    
Stable normal chest and pulmonary findings . No evidence of CHF or acute infiltrates .