Without the surgery, the damaged valve will get worse, slowly constricting blood flow from her heart to the rest of her body, and there is a 50-50 chance that she will die within two years.

• 如果不手术，损坏的阀门将变得更糟，慢慢从她的心到身体的其他结构收缩血流，并有一个50-50的可能，她将在两年内死去。