Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no pleural effusion , pneumothorax or focal airspace consolidation worrisome for pneumonia . Heart is normal size . There is no pulmonary edema . The mediastinal and hilar contours are unremarkable . There are mild degenerative changes of the thoracic spine , marked by loss in disk space height .
    OUTPUT:
    
No acute cardiopulmonary process .