Fig. 1From: Carotid endarterectomy with patch angioplasty versus primary closure in patients with symptomatic and significant stenosis: a systematic review with meta-analyses and trial sequential analysis of randomized clinical trialsClosure of carotid artery. CCA: common carotid artery, STA: superior thyroid artery, ECA: external carotid artery, ICA: internal carotid artery. a Longitudinal arteriotomy. b Primary closure of longitudinal arteriotomy. c Closure of longitudinal arteriotomy with patch angioplastyBack to article page