Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is mildly enlarged , but unchanged compared to the prior , with a tortuous course of the thoracic aorta . Linear opacities in the right midlung likely represent focal scarring , also unchanged . The lungs are hyperinflated , with no pleural effusion , pneumothorax , pulmonary edema , or focal airspace opacity . Surgical clips projecting over the lower anterior mediastinum are again noted .
    OUTPUT:
    
Hyperinflation and chronic right midlung scarring . Otherwise , no acute cardiopulmonary pathology .