Jijin carotid babbar jijiya ce a wuya wanda ke ba da jini mai wadataccen iskar oxygen zuwa kai da kwakwalwa. Akwai arteries carotid guda biyu a jikin mutum, daya a kowane gefen wuyansa. Dama da hagu arteries na carotid rassan na kowa na carotid arteries, wanda ya samo asali daga aorta. Maganin carotid jijiya muhimmin jijiya ce domin duk wani toshewa ko takurewar jijiya na iya haifar da raguwar kwararar jini zuwa kwakwalwa, wanda hakan kan haifar da munanan matsalolin lafiya kamar shanyewar jiki.