Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There is mild left base atelectasis without frank focal consolidation . There is no pleural effusion or pneumothorax . The aorta is tortuous . The cardiac silhouette is top normal . There is mild - to - moderate compression of a lower thoracic vertebral body of indeterminate age .
    OUTPUT:
    
1 . Mild - to - moderate compression of a lower thoracic vertebral body of indeterminate age . Recommend clinical correlation for acuity . 2 . Mild left base atelectasis .