Procedures and medications to help patients control their diabetes.

Two of the most common acute and potentially life-threatening complications of diabetes mellitus are diabetic ketoacidosis and hyperosmolar hyperglycaemic state. Both conditions are characterised by hyperglycaemic states, but nurses should be aware of important differences so the correct condition and treatment can be identified. Treatment includes immediate referral to specialist diabetes teams and possible transfer to intensive care. This article outlines the similarities and differences in the symptoms and treatment of the conditions, and discusses prevention strategies.