Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . No focal consolidation to suggest pneumonia is seen . No pleural effusion , pulmonary edema or pneumothorax is present . The heart size is top normal . There is tortuosity of the aorta and calcification of the aortic arch . The patient is status post median sternotomy . A previously seen left - sided PICC has been removed .
    OUTPUT:
    
No acute cardiopulmonary process .