1. 1

    Don’t routinely order a thyroid ultrasound in patients with abnormal thyroid function tests if there is no palpable abnormality of the thyroid  gland

  2. 2

    Don’t prescribe testosterone therapy unless there is evidence of proven testosterone deficiency  

  3. 3

    Do not measure insulin concentration in the fasting state or during an oral glucose tolerance test to assess insulin sensitivity

  4. 4

    Avoid unstructured multiple daily glucose self-monitoring in adults with stable type 2 diabetes on agents that do not cause hypoglycaemia  

  • 5

    Don’t order a total or free T3 level when assessing thyroxine dose in hypothyroid patients