Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate clear lungs , without focal consolidation , pleural effusion , or pneumothorax . The cardiac silhouette and mediastinal contours are normal . The pulmonary vasculature is normal . There is mild wedge deformity of a lower thoracic vertebral body , unchanged from prior .
    OUTPUT:
    
No evidence of acute chest abnormality .