Final answer:
Hyperosmolar hyperglycemic nonketotic state (HHNS) is a condition characterized by high blood glucose without ketosis. It typically occurs in individuals with type 2 diabetes and is often triggered by underlying infections, medications, or other medical conditions.
Step-by-step explanation:
Hyperosmolar hyperglycemic nonketotic state (HHNS) is a condition characterized by high blood glucose without ketosis. It is not a type of autoimmune disorder or diabetic ketoacidosis. HHNS typically occurs in individuals with type 2 diabetes and is often triggered by underlying infections, medications, or other medical conditions.