Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate calcified bilateral diaphragmatic and pleural plaques , compatible with prior asbestos exposure . Median sternotomy wires are present . Right apical thickening is noted . Opacification of the right lung base may be due to underlying pneumonia or aspiration . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
1 . Right lung base opacity could represent aspiration or pneumonia depending on the clinical scenario . 2 . Bilateral calcified diaphragmatic and pleural plaques are compatible with prior asbestos exposure .