Final answer:
A person with diabetes who experiences high rates of urinary glucose loss is most at risk for hyperosmolar nonketotic coma.
Step-by-step explanation:
The patient who is most at risk for hyperosmolar nonketotic coma is a person with diabetes who experiences high rates of urinary glucose loss. This can occur in individuals with poorly controlled diabetes or in those who have missed doses of insulin. Hyperosmolar nonketotic coma is characterized by symptoms such as depression, thirst, fatigue, and coma. It is important for individuals with diabetes to properly manage their condition to avoid this serious complication.