The external carotid artery is the major artery of the head and upper neck. It arises from the common carotid artery. It terminates by splitting into the superficial temporal and maxillary artery within the parotid gland. [1]

Oct 10, 2023 · The external carotid artery is the only division of the common carotid that gives branches to the neck region and supplies the external structures of the head and face. This article will discuss the course and the anatomy of the external carotid artery.

Mar 16, 2025 · External carotid aneurysms are rare but may appear on imaging as rounded outpouchings from the normal vessel contour. These require careful monitoring and sometimes treatment to prevent rupture. Dissection. A dissection occurs when blood forces its way between the layers of the artery wall, creating a false channel. On imaging, this appears as ...

Oct 11, 2022 · Your external carotid arteries begin at the carotid bifurcation on either side of your neck. Each external carotid artery travels upward along the side of your neck toward your ear. Near your ear, it divides into its two terminal branches: your …

Aug 26, 2022 · The external carotid artery (ECA) is one of the two terminal branches of the common carotid artery that has many branches that supplies the structures of the neck, face and head. The other terminal branch is the internal carotid (ICA), which is somewhat larger than the ECA, which supplies the intracranial structures.

The main cause for external carotid artery stenosis is atherosclerosis. Other two causes to consider include neck irradiation and procedural complications. Symptoms. There are usually no symptoms associated with external carotid artery stenosis. Aside from very specific instances, there are collaterals between the branches.

The external carotid artery is one of the two terminal branches of the common carotid artery which is smaller than the other branch (the internal carotid artery). [1]

The external carotid artery arises when the common carotid artery bifurcates into the interior and external carotid arteries, usually at the level of C4 (or the upper border of the thyroid cartilage).

Aug 17, 2022 · The external carotid artery (ECA) is one of the two main divisions of the common carotid artery. The common carotid artery arises from the aortic arch on the left and the brachiocephalic trunk on the right.

The external carotid artery begins at the upper border of thyroid cartilage, and curves, passing forward and upward, and then inclining backward to the space behind the neck of the mandible, where it divides into the superficial temporal and maxillary artery within the parotid gland.