case_images: PMC5226045_01
case_images: Computed tomography angiogram and digital subtraction angiogram demonstrating an occluded right common carotid artery and flow through the right internal carotid artery.
case_images: ni-2016-4-6822-g001.jpg
case_images: PMC5226045_01_ni-2016-4-6822-g001.jpg
case_images: fig001
case_images: Computed tomography angiography (CTA) revealed a completely occluded right CCA (Figure 1). Aortic arch and cerebral digital subtraction angiography (DSA) was also performed (Figure 1).
case_images: Duplex ultrasound demonstrating retrograde flow through the right external carotid artery that supplies antegrade flow to the right internal carotid artery.
case_images: ni-2016-4-6822-g002.jpg
case_images: PMC5226045_01_ni-2016-4-6822-g002.jpg
case_images: fig002
case_images: Duplex ultrasound demonstrated antegrade flow in the right ICA supplied by retrograde flow through the right external carotid artery (ECA) as well as a hard calcific plaque with soft thrombus proximally in the CCA (Figure 2).
case_images: Intraoperative photo of the opened common carotid artery revealing a hard calcific plaque with soft thrombus.
case_images: ni-2016-4-6822-g003.jpg
case_images: PMC5226045_01_ni-2016-4-6822-g003.jpg
case_images: fig003
case_images: She proceeded to a right common carotid endarterectomy where a heavily calcified occlusive plaque was found with organised thrombus just proximal to it (Figure 3).