The Risk Of Carotid Artery Stenting

The Risk Of Carotid Artery Stenting.

Placing stents in the neck arteries, to mainstay them publish and help prevent strokes, may be too risky for older, sicker patients, a recent study suggests. In fact, almost a third of Medicare patients who had stents placed in their neck (carotid) arteries died during an normal of two years of follow-up. "Death risks in older Medicare patients who underwent carotid artery stenting was very high," said principal researcher Dr Soko Setoguchi-Iwata, an underling professor of medicine at Harvard Medical School in Boston continue. Placing a stent in a carotid artery is a disposition to prevent strokes caused by the narrowing of the artery.

A stent is a pocket-sized mesh tube that is placed into an artery to keep blood flowing, in this specimen to the brain. Although clinical trials have shown success with this procedure, this study looked at the skilfulness in a real-world setting, the researchers explained. Previous studies have estimated that carotid artery stenting reduces the hazard of stroke by 5 percent to 16 percent over five years, Setoguchi-Iwata said more hints. But this workroom suggests the real benefit is not as great.

The high death gauge is likely due to these patients' advanced age and other medical conditions, Setoguchi-Iwata said. "Another hidden contributing factor is that the proficiency of the real-world providers of carotid stenting likely vary, whereas affliction providers had to meet certain proficiency criteria". Setoguchi-Iwata doesn't know how these obliteration rates compare with similar patients who didn't have the procedure.

So "We were not able to compare the mortality dress down to those who did not get the stent, as we did not have the ability to identify those without stents. "The decision to do the procedure should be based on not only evidence from trials but also details like ours on the overall survival, as well as on the risk of complications and their impact on quality of life. The check in was published online Jan 12, 2015 in the journal JAMA Neurology.

For the study, researchers unruffled data on more than 22500 Medicare patients, average age 76, who had neck artery stenting between 2005 and 2009. Within 30 days after the procedure, almost 2 percent of the patients died, 3 percent suffered a whack or mini-stroke, and 2,5 percent had a determination attack, the researchers found. Two years later, 32 percent of the patients died. The decease pace was highest among those with symptoms, such as plaque in the artery (37 percent), and lowest surrounded by those without symptoms (28 percent).

In addition, patients who were at least 80 years aged and who did not have the surgery as an elective procedure were among those with the greatest risk of dying, the researchers found. Dr Mark Alberts, a professor in the bailiwick of neurology and neurotherapeutics at the University of Texas Southwestern Medical Center in Dallas, and initiator of an accompanying journal editorial, said, "Treating an artery may not positively be treating the patient, since they are dying from other reasons than a plugged artery in the neck.

We need to better allow the risk factors these patients have". Patients need to have their risks evaluated before having this way and that should include an evaluation of their risk for stroke and their overall medical condition view website. "As with any procedure, patients destitution to live long enough to benefit from the procedure.

tag : patients artery percent procedure carotid stenting years medical iwata

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