Combined surgical and interventional treatment of tandem carotid artery and middle cerebral artery embolus: A case report

Figure 3 Imaging during surgery. A: An 8F guiding catheter was aspirated at the bifurcation of the left carotid artery, and no blood was observed; B: Percutaneous incision to expose the carotid artery, and the internal carotid blood flow was occluded; C: Partial recanalization of the external carotid artery was obtained by low-flow hand push angiography, but some clots remain unremoved; D: Carotid artery incision thrombectomy.