Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Numerous bilateral pleural plaques are similar to the prior study . Right pleural thickening is chronic . The cardiomediastinal silhouette is unchanged with mild cardiomegaly . Elevation of the right hemidiaphragm is chronic . There are no concerning focal airspace opacities . There is no pulmonary edema . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Bilateral pleural plaques related to asbestos exposure are unchanged . 2 . No evidence of pneumonia . 3 . Stable Mild cardiomegaly .