title: Preoperative assessment and mapping of the long saphenous vein before carotid endarterectomy.
mesh_terms: D016894:Endarterectomy, Carotid; D006801:Humans; D006821:Hyaluronoglucosaminidase; D011300:Preoperative Care; D012501:Saphenous Vein / Q000000981:diagnostic imaging* / Q000637:transplantation; D014463:Ultrasonography
chemical_list: D006821:Hyaluronoglucosaminidase