Clinical

This channel newsfeed includes clinical content on treating patients or the clinical implications in a variety of cardiac subspecialties and disease states. The channel includes news on cardiac surgery, interventional cardiologyheart failure, electrophysiologyhypertension, structural heart disease, use of pharmaceuticals, and COVID-19.   

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Zinc deficiency could exacerbate hypertension

Researchers from Wright State University in Ohio have identified a new culprit behind uncontrolled high blood pressure: zinc.

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3D-printed sugary stent boosts speed of suturing arteries

A team of researchers has developed a sugar-based stent that provides structural support during challenging microvascular suturing surgeries. The stent, which is 3D printed to match the diameters of specific arteries, fits inside the adjacent ends of a blood vessel while the stitching process takes place—and then quickly dissolves after blood flow resumes.

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Waiting for guideline-based ‘triggers’ before addressing severe AR may harm survival

Patients with severe aortic regurgitation (AR) may be better off receiving valve operations before symptoms appear that “trigger” guideline recommendations for these surgeries, according to a new study in JACC: Cardiovascular Imaging.

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Archaeologists find evidence heart disease was alive and well in the 1500s

Archeologists have uncovered evidence of atherosclerosis in a handful of 500-year-old mummies from Greenland, Forbes reported.

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Romantic relationships attenuate BP response to stress

Having a romantic partner present—or even just calling up their image mentally—can help heart patients keep their blood pressure (BP) in check when dealing with stressful situations, according to research published in Psychophysiology.

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Reperfusion suffers with in-hospital delays before stroke thrombectomy

Although the 2018 U.S. stroke guidelines recommended extending the window for endovascular thrombectomy (EVT) to 24 hours in select stroke patients, a new meta-analysis in JAMA Neurology serves as a reminder that prompt treatment remains crucial for achieving successful reperfusion.

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PFO closure guards against recurrent stroke more than a decade later

A single-center study with more than a decade of follow-up supports the long-term efficacy of patent foramen ovale (PFO) closure for the prevention of recurrent ischemic events, showing only 1 percent of patients had an ischemic stroke and 2.9 percent experienced a transient ischemic attack.

Aspirin’s benefit in primary CVD prevention countered by bleeding risks

Aspirin offers modest protection against cardiovascular events in primary prevention, but that benefit is at least partially offset by an increase in major bleeding events, according to a meta-analysis published Jan. 22 in JAMA.