Bovine arch

Case contributed by Omer Ibrahim Ali
Diagnosis certain

Presentation

Incidental finding in CT brain and neck angiography done for suspected stroke

Patient Data

Age: 65 years
Gender: Male
ct

Case Discussion

Bovine arch is the most common variant anatomy of the aortic arch with an incidence of about 15–20% in the literature.

Sometimes termed “truncus bicaroticus” refers to the origin of the left common carotid artery (CCA) from the ostium of the brachiocephalic artery, without a true trunk.

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