Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are unchanged , with the heart size within normal limits . The pulmonary vascularity is normal . Elevation of the right hemidiaphragm is chronic , with associated linear atelectasis within the right lung base . Left lung is clear . No pleural effusion , focal consolidation or pneumothorax is identified . Compression fractures within the lower thoracic spine and thoracolumbar junction are unchanged .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Chronic elevation of the right hemidiaphragm with associated right basilar linear atelectasis . Chronic compression fractures within the lower thoracic spine and thoracolumbar junction .