Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient has had a previous left pneumonectomy with complete whiteout of the left hemithorax and ipsilateral deviation of the trachea and mediastinum . The right lung is hyperinflated but clear . There is no pneumothorax .
    OUTPUT:
    
Status post left pneumonectomy with a clear hyperinflated right lung .