This section is split into eight topics, which you can work through sequentially.

The aim of this section is to give an overview of the clinical situations in which it is appropriate to use insulin.

- T1: Why is insulin used in diabetes?
- T2: Carlos: Living with diabetes
- T3: Seema: Adaptation and Treatment
- T4: Seema: Hyperglycaemia
- T5: Seema: Subsequent Treatment at 60
- T6: Insulin use in the treatment of hyperkalaemia
- T7: Summary
- T8: Test yourself

By the end of the section, you should be able to:

• Appreciate that diabetes is the main clinical indication for using insulin
• Hyperkalaemia (a high blood potassium) can also involve using insulin as part of its management
• There are 2 main clinical indications for using insulin in healthcare:
     To treat diabetes mellitus
     To treat hyperkalaemia