external carotid artery

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Related to external carotid: common carotid, external carotid nerve

ex·ter·nal ca·rot·id ar·ter·y

[TA]
origin, common carotid at C-4 vertebral level; branches, superior thyroid, lingual, facial, occipital, posterior auricular, ascending pharyngeal, and terminal branches, maxillary and superficial temporal at level of neck of mandible.
Synonym(s): arteria carotis externa [TA]

ex·ter·nal ca·rot·id ar·te·ry

(eks-tĕr'năl kă-rot'id ahr'tĕr-ē) [TA]
Origin, common carotid at C-4 vertebral level; branches, superior thyroid, lingual, facial, occipital, posterior auricular, ascending pharyngeal, and terminal branches, maxillary and superficial temporal at level of neck of mandible.
Synonym(s): arteria carotis externa.

external carotid artery

A major artery that springs from the common carotid artery in the neck and supplies blood to the front of the neck, face and scalp and the side of the head and the ear. The artery also supplies the DURA MATER.
References in periodicals archive ?
Successful devascularization of carotid body tumors by covered stent placement in the external carotid artery.
Caption: Figure 4: TOF-MRA axial source image for the right internal carotid (ICA) and external carotid artery (ECA).
Angiographically, some small series of HPCs have found either (1) a primary dural/external carotid blood supply or (2) a dual internal and external carotid blood supply, with the predominant contribution being pial [2, 5, 8].
Dysphagia, crepitation during neck flexion and aneurysm of the external carotid artery are some of the reported long-term complications of this trauma.2
Intraoperatively, the mass was found to be supplied by several small vessels from the external carotid artery but without any attachment to the arterial walls (Figure B), consistent with a Shamblin Class 1 carotid body tumor.
It has stated that main arteries which are responsible to supply the ganglion in rats a e 1 or 2 vessels originated from the common carotid artery (DePace, 1981; Chunhabundit et al., 1993) and 2 or 3 branches from external carotid arteries (DePace, 1981; Santer and Owen, 1986; Chunhabundit et al., 1993; Mikusek et al., 1994).
The artery is divided into internal and external carotid arteries at the upper rim of the thyroid cartilage.
The stages of angiographic progression were outlined as knowledge of the disease increased, from stage 1- narrowing of the carotid artery--to stage 6, when moyamoya vessels disappear and the external carotid arteries supply collateral flow.
It can be located laterally, deep to, or between the internal and external carotid arteries before they terminate in the supratonsillar fossa.
In this modality of treatment, there is the construction of a bypass between the external carotid artery and ICA through its terminal branches, which can be MCA or ACA.