Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . Compared to prior , there has been no significant interval change . Again seen are predominantly apical and pleural - based parenchymal opacities . There is superior retraction of the hila . There is no evidence of new consolidation or pulmonary vascular congestion . There is no effusion . Cardiomediastinal silhouette is unchanged as are the osseous and soft tissue structures .
    OUTPUT:
    
Chronic lung changes without definite acute cardiopulmonary process .