In Virginia, the statutory form (Va. Code § 54.1-2984) combines a living will and a medical power of attorney into a single document. Other states split them. Without one, hospitals fall back on statutory priority lists that may not reflect your wishes.
Glossary · end-of-life
Advance Medical Directive
Acronym: AMD
In plain English
A document that states your healthcare wishes in advance and names an agent to make decisions for you if you can't.