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.   

Turn up the heat: Indoor temps tied to blood pressure

Simply cranking up the thermostat a few degrees may help people manage their blood pressure, suggests new research in the Journal of Hypertension.

Just 10 minutes of sitting is enough to impair microvascular function

New research published this month in Experimental Physiology suggests just 10 minutes of sitting or lying down could be enough to impair blood vessel function in the lower legs, but simple movements and foot exercises can work against that strain to restimulate blood flow and circumvent any deleterious effects.

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Heart health at all ages linked to brain function

Two studies published Aug. 21 in JAMA highlighted the link between heart and brain health. One found older individuals who met fewer metrics for ideal cardiovascular health had an increased risk of dementia, while the other showed that younger adults who didn’t achieve similar standards already had decreased cerebral blood flow and more white matter lesions.

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Daily e-cigarette users double their risk for MI

Though e-cigarettes have generally been viewed as “less risky” than conventional cigarettes, new research published in the American Journal of Preventive Medicine suggests the alternative can double the risk of developing myocardial infarction (MI).

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Breastfeeding may shrink racial gap in stroke risk

Mothers who breastfed at least one child showed a 23 percent reduced risk of stroke compared to those who never breastfed, according to an observational study published Aug. 22 in the Journal of the American Heart Association.

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‘Averting’ contrast fails to limit AKI after coronary angiography

The Avert system successfully reduced contrast media volume but failed to trim the risk of acute kidney injury (AKI) following coronary angiography, according to a trial published in JACC: Cardiovascular Interventions.

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Traumatic life events may be associated with increased risk of AFib

A new study published in the American Journal of Cardiology suggests women aged 45 and older who experienced traumatic life events could have a 37 percent increased chance of atrial fibrillation (AFib).

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Smartphone app accurately detects AFib—but 28% of recordings don't suit algorithm

A handheld cardiac rhythm recorder that links to a smartphone application detected atrial fibrillation (AFib) with 96.6 percent sensitivity and 94.1 percent specificity compared to physician-interpreted electrocardiograms (ECGs), according to a single-center study published in HeartRhythm.

Around the web

Several key trends were evident at the Radiological Society of North America 2024 meeting, including new CT and MR technology and evolving adoption of artificial intelligence.

Ron Blankstein, MD, professor of radiology, Harvard Medical School, explains the use of artificial intelligence to detect heart disease in non-cardiac CT exams.