Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were reviewed . Again seen is opacification of the right hemithorax with upper rib deformities and shift of the mediastinum to the right from prior pneumonectomy . There is no left pleural effusion . The left lung is clear .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Unchanged radiographic appearance with changes from right pneumonectomy .