Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The lungs are well expanded without focal consolidation , pleural effusion or pneumothorax . Left hemidiaphragmatic pleural calcifications again noted likely reflecting prior asbestos exposure . Upper lobe lucency suggests emphysema . The heart and mediastinal contours are unremarkable .
    OUTPUT:
    
No acute intrathoracic process .