Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is in the upper limits of normal although increased from prior study . The mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . There are no pleural effusions . No consolidation is noted . There are degenerative changes in the thoracic spine .
    OUTPUT:
    
Compression of an upper thoracic vertebral body possibly T6 , this is of indeterminate age but new from ___ . No evidence for a mass or other abnormality in the chest .