Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The combination of severe scoliosis and pectus deformity severely distorts the thoracic anatomy , limiting evaluation . The cardiomediastinal silhouette and pulmonary vasculature are unremarkable . There is no pleural effusion or pneumothorax . The lungs are grossly clear .
    OUTPUT:
    
No acute intrathoracic abnormality .