Carotid stenting or Surgical endarterectomy in high risk patients: Sapphire Study

This is 3 year follow up study report from SAPPHIRE investigators published in NEJM. They conclude in their patients with severe carotid artery stenosis and increased surgical risk, no significant difference could be shown in long-term outcomes between patients who underwent carotid artery stenting with an emboli-protection device and those who underwent endarterectomy.