Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Postoperative changes of right - sided pneumonectomy are seen with thoracotomy changes of the ribs , clips , and volume loss in the right hemithorax . There is secondary mediastinal shift to the right with deviation of the trachea and the left lung partially seen in the right hemithorax . The left lung is grossly clear . No effusion . No acute osseous abnormality is detected .
    OUTPUT:
    
Expected postoperative changes of prior right pneumonectomy without acute cardiopulmonary process .