Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Cardiomediastinal silhouette and hilar contours are unremarkable . Multiple scattered calcified pleural plaques are suggestive of prior asbestos exposure . Lungs are otherwise clear . There is no pleural effusion or pneumothorax . The bony structures are grossly unremarkable with fracture .
    OUTPUT:
    
1 . No acute intrathoracic process , specifically no evidence of rib fracture . 2 . Asbestos - related pleural plaques .