Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well aerated . There is no focal consolidation , pulmonary edema , or pneumothorax . Mild to moderate cardiomegaly is unchanged , as well as mild tortuosity of the thoracic aorta . The hila and pleural surfaces are normal .
    OUTPUT:
    
No acute cardiopulmonary process .