1. 1

    Don’t perform imaging of the carotid arteries for simple faints    

  2. 3

    Don't perform epidural steroid injections to treat patients with low back pain who do not have radicular symptoms in the legs originating from the nerve roots 

  3. 4

    Don't use opioids for the treatment of migraine, except in rare circumstances 

  4. 5

    Don't routinely recommend surgery for a narrowing carotid artery (>50% stenosis) that has not caused symptoms