PMC6344190_01
Right carotid artery angiography showed that the left middle cerebral artery originated from the right carotid artery segment of the right carotid artery. The anterior communicating artery was open and bilateral anterior cerebral arteries were visible.
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F1
The patient received cerebral angiography which suggested that the left middle cerebral artery originated from the ophthalmic artery segment of the right carotid artery, collateral patency of the anterior communicating artery, left ICA hypoplasia, poor morphology of the basilar artery and basilar artery aneurysm (Figs. 1-3).
Left carotid artery angiography showed left internal carotid artery hypoplasia.
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F2
The patient received cerebral angiography which suggested that the left middle cerebral artery originated from the ophthalmic artery segment of the right carotid artery, collateral patency of the anterior communicating artery, left ICA hypoplasia, poor morphology of the basilar artery and basilar artery aneurysm (Figs. 1-3).
Right vertebroarterography showed formation of aneurysm at the top of the basilar artery.
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F3
The patient received cerebral angiography which suggested that the left middle cerebral artery originated from the ophthalmic artery segment of the right carotid artery, collateral patency of the anterior communicating artery, left ICA hypoplasia, poor morphology of the basilar artery and basilar artery aneurysm (Figs. 1-3).