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Topic: Carotid artery



  
 NeurosurgeryToday.org What is Neurosurgery Patient Education Materials carotid endarterectomy
Carotid arteries are located on each side of your neck and extend from your aorta in your chest to the base of your skull.
Carotid endarterectomy is a common vascular surgical procedure which may help prevent your risk of having a stroke.
Scientific evidence from recent studies supports carotid endarterectomy as an effective method of stroke prevention for people with carotid artery blockage of 70 percent or greater.
http://www.neurosurgerytoday.org/what/patient_e/carotid.asp   (1349 words)

  
 MedlinePlus Medical Encyclopedia: Carotid artery surgery
Carotid artery surgery is a surgical procedure to restore adequate blood flow to the brain.
Carotid artery surgery usually helps prevent further brain damage and reduces the risk of stroke.
By restoring adequate blood flow to the internal carotid artery, strokes can be prevented.
http://www.nlm.nih.gov/medlineplus/ency/article/002951.htm   (875 words)

  
 Carotid arteries
Carotid Artery Disease Explanation of the complex anatomy of the carotid arteries, vessels in the neck that carry blood to the brain by Dr. Wang-Cheng, Professor of Medicine at the Medical College of Wisconsin.
Carotid Endarterectomy Surgery Step by Step Photographs of carotid endarterectomy surgery.
Includes anatomy and pathophysiology, history and physical examination, carotid ultrasound, reading the angiogram or MRA, medical management, surgical options, possible com
http://www.serebella.com/encyclopedia/article-Carotid_arteries.html   (310 words)

  
 Carotid endarterectomy for TIA and stroke
Risks of surgery depend on your age, your overall health, the skill and experience of the surgeon, and the experience of the medical center where the surgery is done.
Endarterectomy for symptomatic carotid stenosis in relation to clinical subgroups and timing of surgery.
The likelihood of complications from carotid endarterectomy varies, depending on the skill and experience of the surgeon.
http://my.webmd.com/hw/stroke/hw224563.asp?lastselectedguid={5FE84E90-BC77...   (1113 words)

  
 Clogged Neck Artery May Warn Of Heart Attack As Well As Stroke
The study findings have practical applications because obstructions in the carotid artery can be viewed with ultrasound, a technique less invasive than those required for viewing the heart.
If carotid artery obstruction is found, treatments such as endarterectomy as well as anticoagulants or blood-thinning drugs, can be given to reduce the risk of a stroke following the heart surgery, adds Kallikazoros.
The Greek team studied 225 people with chest pain who had been referred to Hippokration Hospital to determine if they had heart disease.
http://www.eurekalert.org/pub_releases/1999-05/AHA-CNAM-060599.php   (678 words)

  
 Carotid Artery Disease -- From WebMD
The carotid arteries supply the large, front part of the brain, which is responsible for our personality and our ability to think, speak and move.
After several weeks, your artery heals around the stent Research is underway to study the effectiveness and safety of carotid stenting.
A stroke is similar to a heart attack.
http://my.webmd.com/content/pages/14/81964.htm   (1095 words)

  
 Carotid Artery Disease
I have found that patients and families are capable of understanding this complex anatomy.
As a nurse clinician with 20 years of cardiovascular medical and surgical experience, I have a few concerns about the appropriate work-up.
If external in nature, the recommendation is not usually surgery, but if dilated aneursysmal carotid bulbs are involved the recommendation may change.
http://healthlink.mcw.edu/article/939673817.html   (352 words)

  
 Carotid Ultrasound
The Carotid Ultrasound study is a safe, simple and cost effective method of assessing blood flow through the carotid arteries and determining significant restriction of blood flow.
Carotid Ultrasound (Carotid Doppler) is a simple, painless way of assessing blood flow through your carotid arteries.
When this condition is present in the Carotid Arteries, there is a much higher risk of stroke.
http://www.helenacardiology.com/carotidultrasound.htm   (644 words)

  
 LeMaitre Vascular Patient Information - Carotid Artery Disease
Carotid disease and carotid surgery are both very risky business.
This is called angioplasty and stent grafting and has been used successfully in other parts of the body.
These and other questions must be asked and then discussed with your primary care physician, or other surgeons.
http://www.lemaitre.com/patients_carotid.asp   (1711 words)

  
 Carotid Ultrasound Internet Stroke Center
Doctors often use carotid ultrasound on patients who have had a stroke or who might be at high risk for a stroke.
Since the procedure is done without entering the body and does not use dyes or x-rays, there is no risk or pain involved in having a carotid ultrasound.
These conditions can cause problems with the blood flow to the brain and lead to a stroke.
http://www.strokecenter.org/pat/diagnosis/ultrasound.htm   (456 words)

  
 Ivanhoe's Medical Breakthroughs - Opening Carotid Arteries Safely
For the study, 334 patients with carotid arteries blocked more than 50 percent were randomly assigned to either the surgery or the stenting procedure.
They were followed for up to one year to observe whether or not they experienced a cardiovascular event defined as death, stroke or heart attack within 30 days or ipsilateral stroke within one year.
A study reported in this week’s The New England Journal of Medicine finds a less-invasive stenting procedure is as effective as carotid endarterectomy surgery.
http://www.ivanhoe.com/channels/p_printStory.cfm?storyid=9668   (334 words)

  
 Modalidities used and the effectiveness of detecting Stenosis in the Carotid Arteries
The most effective interventions to prevent stroke are smoking cessation and the identification and treatment of hypertension.
The other modalities involve the use of contrast agents, needles and catheters that put the patient at greater risk.
Evidence regarding the effectiveness of antiplatelet drugs for asymptomatic persons is not yet sufficient to make a recommendation.
http://www.cvtcollege.org/~lpenrose/Bell/Journal.htm   (1345 words)

  
 eMedicine - Dissection, Carotid Artery : Article by Sean O Henderson, MD
The 3 most common presenting scenarios for internal carotid artery dissection (intracranial and extracranial) are headache, transient ischemic attack (TIA) and/or stroke, and oculosympathetic paresis.
Anticoagulation therapy with heparin and warfarin is indicated on an individual patient basis once the possibility of hemorrhage is ruled out.
Manipulations of the neck (eg, the stretching or rotation associated with chiropractic therapy)
http://www.emedicine.com/emerg/topic82.htm   (2897 words)

  
 Natural History of Complex Carotid Plaque - Academic Radiology - University of Nottingham
Using multivariate analysis the changes in the carotid MRDTI parameters, volume of high signal, signal intensity and brain imaging changes and changes in clinical condition will be made in order to find any association between carotid MRDTI behaviour and clinical outcome.
This is a natural history study, recruiting patients from TIA clinic.
Patients with anterior circulation TIAs and non-disabling strokes undergo ultrasound imaging of their carotid arteries in this clinic.
http://www.nottingham.ac.uk/radiology/lucy   (364 words)

  
 Heart Info - Double Carotid Artery Procedures Can Be Safe
"Risks are no higher with simultaneous carotid angioplasty and stenting than with two-stage endovascular procedures, or surgery, in high-risk patients.
This technique could be proposed to patients who are at high-risk for surgery and require rapid treatment," interventional cardiologist Dr. Michel Henry, Cabinet de Cardiologie in Nancy, said in a prepared statement.
The Society for Vascular Surgery has more about carotid stenting (www.vascularweb.org).
http://www.heartinfo.org/ms/news/524294/main.html   (501 words)

  
 Randomised trial of endarterectomy for recently symptomatic carotid stenosis: final results of the MRC European Carotid ...
Between 1981 and 1994, we allocated 1811 (60%) patients to surgery and 1213 (40%) to control (surgery to be avoided for as long as possible).
BACKGROUND: Our objective was to assess the risks and benefits of carotid endarterectomy, primarily in terms of stroke prevention, in patients with recently symptomatic carotid stenosis.
On the other hand, the risk of major ischaemic stroke ipsilateral to the unoperated symptomatic carotid artery increased with severity of stenosis, particularly above about 70-80% of the original luminal diameter, but only for 2-3 years after randomisation.
http://www.uku.fi/neuro/ab9848.htm   (328 words)

  
 Common carotid arteries
You can feel your pulse by placing your fingertips along the common carotid artery in the neck.
http://www.health-pictures.com/common-carotid-arteries.htm   (110 words)

  
 Carotid Endarterectomy
At present patients should only have a stent if they are part of a trial, or if they are medically unfit for surgery and at high risk of a stroke.
When a mini-stroke occurs (called a TIA or Transient Ischemic Attack), then one can suffer transient loss of vision in one eye, weakness or pins and needles in the face arm or leg, or loss of speech.
All patients should be treated with optimum management of the underlying risk factors which are smoking, hypertension and cholesterol.
http://members.optusnet.com.au/~barryb2/barryb2/carotid%20endarterectomy.html   (568 words)

  
 Ceramide-Coated Balloon Catheters Limit Neointimal Hyperplasia After Stretch Injury in Carotid Arteries -- Charles et ...
These photomicrographs are representative of 3 arteries for each condition and time point.
These experiments were analyzed by a double-blind method; 1-way repeated-measures ANOVA, 6 arteries.
Minimal morphological injury was observed after acute stretch injury.
http://circres.ahajournals.org/cgi/content/full/87/4/282   (3794 words)

  
 Healthopedia.com - Stroke from Carotid Dissection (Brain Attack, Stroke Following Carotid Dissection)
These factors are linked to stroke by strong research findings, and there is documented proof that changing the risk factor lowers a person's risk of stroke.
Healthopedia.com - Stroke from Carotid Dissection (Brain Attack, Stroke Following Carotid Dissection)
Alternate Names : Brain Attack, Stroke Following Carotid Dissection
http://www.healthopedia.com/stroke-from-carotid-dissection   (830 words)

  
 MedTech1.com - Carotid Artery Disease
There are also procedures and surgery to open your arteries.
You should also find out if you have heart rhythm or circulation problems that could increase your risk, and treat those problems.
There are three ways this can lead to a stroke:
http://www.medtech1.com/research_center/cond20.cfm/204   (681 words)

  
 Carotid definition - Medical Dictionary definitions of popular medical terms
The ancient Greeks knew that firm pressure on the carotid arteries produced "deep sleep" by rendering a person unconscious.
A stroke is the sudden death of brain cells due to a problem with the blood supply.
Carotid Artery Disease - Information on Carotid Artery Disease and how the decrease of blood flow to the brain and can lead to a stroke.
http://www.medterms.com/script/main/art.asp?articlekey=2640   (460 words)

  
 Adventitial Gene Transfer of Recombinant Endothelial Nitric Oxide Synthase to Rabbit Carotid Arteries Alters Vascular ...
Concentration-response curves demonstrating relaxations to acetylcholine in rabbit carotid arteries transduced with AdßGal or AdeNOS.
wall therapy, in particular to influence the arterial response
Such conditions could include coronary, cerebral, and peripheral arterial
http://circ.ahajournals.org/cgi/content/full/96/7/2254   (4459 words)

  
 Carotid Artery Stenosis
Depending on the degree of stenosis and the patient's overall condition, carotid artery stenosis can usually be treated with surgery.
AHA Scientific Statement: Practice Guidelines for the Use of Imaging in Transient Ischemic Attacks and Acute Stroke, #71-0125 Stroke.
Carotid artery stenosis may or may not cause symptoms.
http://www.americanheart.org/presenter.jhtml?identifier=4497   (345 words)

  
 Re: carotid arteries
The two options for carotid artery disease (other than medicines) are surgery (carotid endarterectomy) or carotid angioplasty/stenting.
Jay Yadav does the carotid stenting procedure here at the Cleveland Clinic and is one of the world’s experts in this evolving field.
The surgical procedure is done by vascular surgeons or neurosurgeons, depending on the hospital.
http://www.medhelp.org/forums/cardio/archive/5737.html   (355 words)

  
 Risk of stroke in patients with reduced carotid lumen diameter distal to symptomatic stenosis
METHODS: We studied the carotid angiograms of 3007 patients in the European Carotid Surgery Trial.
This suggests that low flow alone is not usually sufficient to cause ischemic stroke distal to symptomatic carotid stenosis.
Risk of stroke in patients with reduced carotid lumen diameter distal to symptomatic stenosis
http://www.uku.fi/neuro/ab0094.htm   (403 words)

  
 Carotid Arteries
leg vessels shouldn't increase your risk of danger with carotid surgery.
Will undergo an MRA and then surgery on the carotid
How many times can someone undergo surgery of this sort?
http://www.medhelp.org/perl6/neuro/archive/1888.html   (471 words)

  
 Clinical Trial: Atherosclerosis in the Coronary and Carotid Arteries
Patients enrolled in the Pfizer trial comparing the effectiveness of the drug atorvastatin with a combination of atorvastatin and CETP inhibitor (a drug to increase HDL cholesterol levels) may be eligible for this substudy.
If successful, this study could provide the framework for following treatment trials of this nature with noninvasive tools, either ultrasound or MRI, in place of the accurate but invasive IVUS.
A major question in cardiovascular disease is how closely atherosclerotic changes in the coronary arteries correlate with changes in the carotid artery that occur with treatment.
http://www.clinicaltrials.gov/ct/show/NCT00080587?order=9   (845 words)

  
 Carotid Artery Sources at Multigon.com
Evaluation and monitoring of intracranial blood flow during surgical procedures.
Evaluation of intracranial effects of extracranial stenosis, including assessment of collateral flow pathways.
Related terms are carotid artery occlusion treatment, d.c.
http://www.multigon.com/carotid_artery_n.html   (463 words)

  
 Perfusion CT Useful for Strokes, Clogged Carotid Arteries, Some Brain Tumours
This shows how well a patient's brain could withstand surgery or one carotid closure.
But some medical conditions can block or reduce that life-giving flow.
Clogs in the carotid arteries are caused by the same cholesterol-laden plaque that can cause chest pain and heart attacks when it occurs near the heart.
http://www.pslgroup.com/dg/24447e.htm   (1473 words)

  
 Journal of Nippon Medical School: Vol.68 No.6 page.482
The present study evaluated the clinical usefulness of the measurement of common carotid artery blood flow velocity by an ultrasonic quantitative flow measurement system (QFM), and its correlation with the prevalence of ischemic heart disease (IHD).
Therefore, determination of the carotid artery H/L ratio by means of QFM may be clinically useful in screening patients for coronary artery lesions.
The subjects in this study included 287 patients (149 men and 138 women; mean age, 67.6±11.0 years) being treated as outpatients.
http://www.nms.ac.jp/jnms/2001/06806482e.html   (429 words)

  
 Clogged Carotid Arteries Predict Heart Disease
Kallikazaros and his team examined 225 patients with chest pain who had been referred to the hospital to determine if they had heart disease.
And in 91% of cases of abnormal heart function in patients with severely diseased heart arteries, the carotid arteries were also diseased.
NEW YORK, May 06 (Reuters Health) -- Researchers have found that substantial atherosclerosis of the carotid arteries -- neck arteries that supply blood to the brain -- is related to severe coronary artery disease.
http://www.personalmd.com/news/a1999050611.shtml   (249 words)

  
 Carotid Occlusive Disease
This may be detected with a careful physical examination using a stethoscope.
Currently, most patients are recommended standard open surgical treatment of the carotid narrowing.
Complete smoking cessation combined with aggressive treatment and management of health problems related to atherosclerosis such as high blood pressure, diabetes, and high cholesterol levels is essential. Most patients with mild carotid artery narrowing should be treated with long-term daily aspirin therapy. 
http://www.brighamandwomens.org/vascularsurgery/CarotidArteryDisease.asp   (535 words)

  
 Ear, Nose & Throat Journal: Anomalous course of the cervical carotid arteries - Imaging Clinic
Normally, the dorsal aortic root descends into the chest by the 8th week of development, thereby straightening the course of the internal carotid artery.
As patients age, the development of atherosclerosis or hypertension can cause these malformations to become morepronounced, especially in the elderly.
Carotid transposition: Another cause of wide retropharyngeal soft tissues.
http://www.findarticles.com/p/articles/mi_m0BUM/is_6_81/ai_87775894   (418 words)

  
 MedlinePlus Medical Encyclopedia: Stroke secondary to carotid stenosis
MedlinePlus Medical Encyclopedia: Stroke secondary to carotid stenosis
Radiation therapy to the area may also cause carotid stenosis.
Stroke secondary to carotid stenosis is a group of brain disorders involving loss of brain function due to the obstruction of blood flow to the brain.
http://www.nlm.nih.gov/medlineplus/ency/article/000751.htm   (687 words)

  
 Imaging - Carotid Duplex Ultrasound
These images may be viewed immediately or photographed for further study.
A carotid duplex ultrasound is performed to evaluate symptoms, including dizziness, loss of memory, stroke, loss of muscle control and other findings that might result from narrowing or blockage of the vessels (carotid arteries) on either side of the neck.
The patient may hear unusual sounds as the technologist views and records the blood flowing through the neck vessels (carotid arteries).
http://www.csmc.edu/pf_2776.html   (171 words)

  
 doppler ultrasonography (assessment of carotid arteries) - General Practice Notebook
doppler ultrasonography (assessment of carotid arteries) - General Practice Notebook
Doppler ultrasonography may be used to assess the patency of both intracranial and extracranial vessels.
It is especially useful in pseudo-occlusion for example, high grade carotid stenosis may be misinterpreted as total occlusion with standard methods.
http://www.gpnotebook.co.uk/cache/1859125279.htm   (219 words)

  
 FindLaw for Legal Professionals - Case Law, Federal and State Resources, Forms, and Code
If the city has a real concern that other methods are less humane, however, the subject of the regulation should be the method of slaughter itself, not a religious classification that is said to bear some general relation to it.
The District Court found that, though Santeria sacrifice also results in severance of the carotid arteries, the method used during sacrifice is less reliable, and therefore not humane.
The sacrificed animal is cooked and eaten, except after healing and death rituals.
http://caselaw.lp.findlaw.com/scripts/getcase.pl?court=US&vol=508&invol=520   (14667 words)

  
 Energy Citations Database (ECD) - Energy and Energy-Related Bibliographic Citations
550602 -- Medicine-- External Radiation in Diagnostics-- (1980-); CAROTID ARTERIES-- BIOMEDICAL RADIOGRAPHY;CAROTID ARTERIES-- COMPUTERIZED TOMOGRAPHY;ISCHEMIA-- PATHOLOGY; ARTERIOSCLEROSIS;DIAGNOSIS
Availability information may be found in the Availability, Publisher, Research Organization, Resource Relation and/or Author (affiliation information) fields and/or via the "Full-text Availability" link.
Atheromatous extracranial carotid arteries: CT evaluation correlated with arteriography and pathologic examination
http://www.osti.gov/energycitations/product.biblio.jsp?osti_id=5313235   (128 words)

  
 uhrad.com - Head and Neck Imaging Case of the Day
Multiple tumors are reported in 25-33% of patients with a family history of paragangliomas.[1] Clinically, the mass may be pulsatile with a bruit.
There is controversy in the pathologic literature as to the malignant potential of carotid body tumors.
But if one accepts the notion of metastases as proof of malignancy, less than 10% of all paragangliomas are malignant.[1] This applies to the carotid body tumor as well as other paragangliomas.
http://www.uhrad.com/ray/hdnk4a.htm   (423 words)

  
 Carotid artery surgery
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition.
The carotid arteries deliver oxygen-rich blood from the heart to both the head and brain.
There are four carotid arteries, with a pair located on each side of the neck.
http://www.morehead.org/wellconnected/000124.htm   (455 words)

  
 Carotid artery - Wikipedia, the free encyclopedia
The carotids then continue along similar paths within their respective sides of the neck and skull.
At approximately the level of the third cervical vertebra, the common carotid branches into the internal and external carotid arteries.
The internal carotid artery has no branches in the neck.
http://en.wikipedia.org/wiki/Carotid   (235 words)

  
 Carotid Arteries
They have two specialized regions: the carotid sinus, which monitors the blood pressure, and the carotid body, which monitors the oxygen content in the blood and helps regulate breathing.
The internal carotid arteries enter the skull to supply the brain and eyes.
At the base of the brain, the two internal carotids and the basilar artery join to form a ring of blood vessels called the "circle of Willis." The external carotid arteries have several branches which supply the tissues of the face, scalp, mouth and jaws.
http://www.innerbody.com/text/card14.html   (100 words)

  
 Women Who Hold In Anger At Risk For Atherosclerosis
Women who are hostile, hold in their anger, and feel self-conscious in public show greater thickness of their carotid arteries, an early marker for the development of atherosclerosis throughout their bodies, new research shows.
The women who were hostile, held in their anger, and were self-conscious in public experienced greater thickening in their carotid arteries, even when the researchers controlled for other factors that might account for the blood vessel thickening, including blood pressure, smoking history, and triglyceride levels.
Previous studies documented a link between heart disease and hostility and Type A behavior in men, but Dr. Matthews and her colleagues say their results "add to a small but growing literature on the psychosocial attributes of women at risk of developing cardiovascular disease."
http://www.eurekalert.org/pub_releases/1998-09/CftA-WWHI-230998.php   (350 words)

  
 Carotid Arteries
Arteries of the head and neck include: common carotid artery, external carotid artery, internal carotid artery, subclavian ar...
Displays blood supply of the brain from the internal carotid and vertebral arteries.
This exhibit depicts the arterial blood supply of the brain from an anterior (front) view.
http://www.indexedvisuals.com/html/Search/Carotidarteries.htm   (205 words)

  
 Adenovirus-Mediated Gene Transfer Is Augmented in Basilar and Carotid Arteries of Heritable Hyperlipidemic Rabbits • ...
The goal of this study was to examine adenovirus-mediated gene
Based on these findings, we studied the carotid and basilar
enhanced ß-galactosidase activity in the carotid and basilar
http://stroke.ahajournals.org/cgi/content/full/30/1/120   (3379 words)

  
 Directory of open access journals
METHODS: From August 1996 to April 2001, we studied 86 patients with carotid arterial obliterative lesions > 70% who were treated with percutaneous stent placement in the carotid arteries.
OBJECTIVE: To assess the in-hospital evolution of patients undergoing percutaneous stent placement in the carotid arteries.
We assessed the rate of success of the implantation and of the procedure, the types of stents used, mortality rate, and neurological complications.
http://www.doaj.org/abstract?id=16941&year=2003&volume=80&issue=1&toc=y   (195 words)

  
 LookSmart High School - Best results for "Stents"
For 40 years, doctors have cleared blockages of the carotid arteries in the neck, which supply blood to the head, by surgically removing plaque from...
Carotid overhaul: stents and surgery go neck and neck
Things just mesh: making stents even better at keeping arteries open.
http://www.teenja.com/p/search?tb=art&pi=tnj&qt=Stents   (436 words)

  
 MedlinePlus Medical Encyclopedia: Arteries of the brain
The internal carotid arteries and the vertebral arteries supply blood to the brain.
http://www.nlm.nih.gov/medlineplus/ency/imagepages/9441.htm   (130 words)

  
 Vascular spiral CT scanning protocol: Carotid arteries: Carotid artery stenosis
The published results with shaded-surface rendering have been poor and this 3D technique should be avoided.
Patients had their heads tilted back and the gantry was angled so that it was perpendicular to the presumed course of the carotid arteries.
We find that there is no need to angle as the reconstruction can choose the optimal plane.
http://www.ctisus.org/pda/vascular/p1301012_p.html   (67 words)

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