Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is at the upper limits of normal size with a left ventricular configuration . The lung volumes are low . The lungs appear clear . There is no pleural effusion or pneumothorax . A severe mid thoracic wedge compression deformity is unchanged .
    OUTPUT:
    
No evidence of acute disease . Similar severe mid thoracic vertebral compression deformity .