Question: what is nonketotic hyperosmolar coma?
Answer: Tweet. Email. Hyperosmolar Hyperglycemic Nonketotic Syndrome (HHNS), also known as Hyperosmolar Hyperglycaemic State (HHS) is a dangerous condition resulting from very high blood glucose levels. HHNS can affect both types of diabetics, yet it usually occurs amongst people with type 2 diabetes.