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 similar study of ___ . The heart size is normal . No configurational abnormality is present . Thoracic aorta is mildly elongated but otherwise unremarkable . The pulmonary vasculature is not congested . There are some plate densities in the right base consistent with peripheral atelectasis , but otherwise there is no evidence of any acute parenchymal infiltrate . Pleural spaces are free . As shown on previous chest examinations , there is diffuse demineralization of the vertebral bodies in the thoracic spine with compression fractures in the lower - most region involving T10 , ___ , and ___ . These skeletal changes , rather typical for multiple myeloma , appear unchanged . Clearly on previous examination identified bilateral basal parenchymal infiltrates have cleared up , and the chest findings are now within normal limits .
    OUTPUT:
    
Improvement of chest findings . No evidence of persistent pneumonia . Stable bone changes in the thoracic spine as described .