blood vessel occlusion carotid artery occlusion 2020-05-21T15:46:29Z A surgical manipulation causing blockage of one or both of the common carotid arteries, or of a branch (internal or external) of the common carotid arteries. UCAO XCO:0000704 common carotid artery occlusion experimental_condition_ontology permanent carotid artery occlusion slaulede unilateral carotid artery occlusion