Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Rounded calcific densities projecting over the left mid to lower lung are compatible with previously calcified nodules . Right apical scarring is again noted . Lung fields are clear . There is no pleural effusion . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary abnormality .