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Arteries of the Head and Neck

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The human body's intricate network of arteries ensures that every organ system receives the necessary oxygen and nutrients for optimal function. The arterial network in the head and neck region is particularly complex, providing vital blood flow to the brain, eyes, and other critical structures. Prominent arteries in this region include the internal carotid arteries and the vertebral arteries.
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...

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A Rat Carotid Balloon Injury Model to Test Anti-vascular Remodeling Therapeutics

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Carotid revascularization: risks and benefits.

Marlene O'Brien¹, Ankur Chandra¹

¹Department of Surgery, Division of Vascular Surgery, University of Rochester School of Medicine and Dentistry, Rochester, NY, USA.

Vascular Health and Risk Management

|July 22, 2014

Summary

This summary is machine-generated.

Carotid revascularization benefits symptomatic stenosis patients. For asymptomatic stenosis, medical therapy is primary, but select high-risk patients may benefit from procedures like carotid endarterectomy (CEA) over carotid artery stenting (CAS).

Keywords:

carotid endarterectomy carotid stenosis carotid stent

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Vascular Balloon Injury and Intraluminal Administration in Rat Carotid Artery

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Published on: December 23, 2014

Area of Science:

Vascular Surgery
Neurology
Cardiovascular Medicine

Background:

Extracranial carotid artery stenosis contributes to 20%-30% of all strokes.
Medical therapy and risk factor modification are primary treatments for carotid occlusive disease.

Purpose of the Study:

To review the evidence for carotid revascularization in symptomatic and asymptomatic carotid stenosis.
To compare carotid artery stenting (CAS) versus carotid endarterectomy (CEA) and guide treatment paradigms.

Main Methods:

Review of clinical trial data comparing CAS and CEA.
Analysis of treatment guidelines for symptomatic and asymptomatic carotid stenosis.
Stratification of patients based on perioperative risk and predictive factors.

Main Results:

Carotid revascularization significantly benefits symptomatic carotid stenosis >70%.
No significant difference in outcomes between CAS and CEA in major trials.
CAS carries higher perioperative stroke risks, especially in symptomatic, female, or elderly patients.

Conclusions:

Aggressive medical therapy is recommended for asymptomatic carotid stenosis.
CEA is a reasonable option for select high-grade asymptomatic stenosis patients with low perioperative risk.
CAS is generally not recommended over CEA except in specific high-risk patient subsets.