Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest show no pleural effusion , pneumothorax or focal airspace consolidation . Apparent widening of the mediastinum is felt to be secondary to rotation of the patient . The cardiac silhouette is normal in size .
    OUTPUT:
    
No acute cardiopulmonary process , specifically no evidence for aspiration .