Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . The heart size is within normal limits . No configurational abnormalities are identified . Thoracic aorta unremarkable . No mediastinal abnormalities are seen . The pulmonary vasculature is normal . 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 within normal limits and only mild degree of degenerative changes are seen in the thoracic spine with some prominent osteophytes at the vertebral body 's anterior edges in the lower thoracic spine . Our records include a previous chest examination dated ___ . No significant interval change can be identified .
    OUTPUT:
    
No evidence of pneumonia or residuals after such event on today 's PA and lateral chest examination .