Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . Minimal streaky opacities in the lung bases likely reflect areas of atelectasis . No focal consolidation , pleural effusion or pneumothorax is seen . Mild pleural thickening is demonstrated at the apices bilaterally . Mild hypertrophic changes are seen within the lower thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .