When you are diagnosed with restless legs syndrome, you may also be
tested for one of these conditions if your symptoms suggest a specific cause.
Your doctor may recommend one or more of the following tests:
Blood tests, such as a
complete blood count,
iron (ferritin) levels, or chemistry screen. The
results from these tests may help you and your doctor find out whether symptoms are related to
anemia, low blood iron levels, kidney problems, or diabetes.