Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Paramediastinal fibrosis , apical pleural thickening , and calcified hilar lymph nodes consistent with prior radiation treatment . Surgical clips are noted over the abdomen . There is no mass , focal consolidation , pleural effusion , or pneumothorax . The heart size is within normal limits .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No mass lesion identified .