If you do not name an agent or do not have an advance directive, the doctor will ask your family what treatment you would want, in this order: spouse (unless legally separated), adult children, parents, adult brothers and sisters, adult grandchildren, adult nieces and nephews, adult aunts and uncles. If there are family members whom you do not want to make decisions for you, you need to put this in writing and give it to your doctor or hospital.
This article is intended to be helpful and informative. But even common legal matters can become complex and stressful. A qualified estate planning lawyer can address your particular legal needs, explain the law, and represent you in court. Take the first step now and contact a local estate planning attorney to discuss your specific legal situation.