Stenosis News and Research

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A stenosis is an abnormal narrowing in a blood vessel or other tubular organ or structure.

Experimental siRNA therapy reduces a key driver of heart disease risk by up to 98%

Findings from a new Cleveland Clinic-led phase 1 trial show that an experimental "gene silencing" therapy reduced blood levels of lipoprotein(a), a key driver of heart disease risk, by up to 98%.

3 Apr 2022

3-T unenhanced Dixon GRE performs higher than current standard for unenhanced coronary MRA

According to ARRS' American Journal of Roentgenology (AJR), the 3-T Dixon gradient-recalled echo (GRE) sequence performed higher than the current standard of 1.5-T SSFP for unenhanced coronary MRA, which could help expand clinical adoption of the procedure.

28 Mar 2022

‘Injections, injections, injections’: Troubling questions follow closure of sprawling pain clinic chain

On May 13 of last year, the cellphones of thousands of California residents undergoing treatment for chronic pain lit up with a terse text message: "Due to unforeseen circumstances, Lags Medical Centers will be closing effective May 19, 2021."

22 Feb 2022

New insights into perspectives of older adults and caregivers on healthcare navigation, decision making

As part of an initiative funded by The John A. Hartford Foundation, FAIR Health conducted a nationwide study comprising two surveys geared toward older patients (adults 65 and older) and family caregivers/care partners.

12 Feb 2022

Research reveals the burden of aortic valve stenosis in the UK

An estimated 300,000 people in the UK have aortic valve stenosis, a progressive and potentially fatal condition, suggests research published in the open access journal Open Heart.

26 Jan 2022

Oral penicillin may be a safer option for people with high-risk rheumatic heart disease

A growing body of evidence indicates that some people thought to have an allergic response to injectable penicillin, the standard treatment for rheumatic heart disease, may instead be experiencing a cardiac reaction to the medicine, according to a new American Heart Association presidential advisory published today in Journal of the American Heart Association.

19 Jan 2022

A Day in the Life of a Thoracic and Cardiovascular Surgeon

In this interview, we spoke to Dr. Alexander Marmureanu, a thoracic and cardiovascular surgeon, about his day-to-day role and responsibilities as well as his career highlights.

17 Dec 2021

Drug-coated balloon catheters help battle myocardial infarction

In Germany, nearly 6 million people suffer from coronary heart disease. The disease is caused by calcium deposits which constrict the coronary arteries. Doctors generally use a stent to widen the narrow pathway.

1 Dec 2021

Cytomegalovirus herpesvirus can accelerate the decline of the immune system, study finds

A research team at the University of Córdoba is studying the alterations that occur in the immune system's T lymphocytes with respect to age and in relation to the cytomegalovirus herpesvirus.

29 Nov 2021

EuroEcho 2021 to highlight latest developments in cardiovascular imaging

Get ready for the latest developments in cardiovascular imaging - including gender differences and long COVID - at EuroEcho 2021, a scientific congress of the European Society of Cardiology (ESC).

16 Nov 2021

Valve replacement surgery may be beneficial for patients with asymptomatic severe aortic stenosis

For people experiencing severe aortic stenosis who do not have symptoms or need symptom relief, early aortic valve replacement surgery may be beneficial because it reduces the risk of death, heart attack, stroke and heart failure, according to late-breaking research presented today at the American Heart Association's Scientific Sessions 2021.

15 Nov 2021

Potential therapeutic targets of hydrogen for treatment of the COVID-19

A recent article provided a review of a study led by academician Zhong Nanshan, in China, on COVID-19 treatment by inhalation of a mixed gas composed of hydrogen and oxygen.

12 Nov 2021

Trial finds similar five-year outcomes with transcatheter or surgical aortic valve replacement

New five-year data from the SURTAVI trial found that there was no difference in all-cause mortality or stroke between patients at intermediate surgical risk who had transcatheter aortic valve replacement (TAVR) or surgery.

8 Nov 2021

Cardiac CTA parameters predict mortality after transcatheter aortic valve replacement

According to ARRS' American Journal of Roentgenology (AJR), cardiac CTA-derived left atrium emptying fraction (LAEF) improves predictive performance of established clinical risk scores and may be used to assess patients' risk during pre-transcatheter aortic valve replacement (TAVR) workup and postprocedural surveillance.

13 Oct 2021

Women born with heart defects can safely become pregnant and give birth to healthy babies

Most women who are born with heart defects can safely become pregnant and give birth to healthy babies with few or minor problems if they are supported by expert medical care and counselling, according to research published in the European Heart Journal .

13 Oct 2021

New machine-learning model can identify individuals at risk of rare cardiomyopathy

A machine-learning model can identify patients at risk of a rare cardiomyopathy, according to a study published in Nature Communications.

11 Oct 2021

Catheter-based aortic valve replacement can help a broad range of heart patients, study shows

Aortic stenosis, a narrowing of the aortic valve opening that restricts blood flow through the heart, is one of the most common and serious heart valve diseases.

21 Sep 2021

Pregnant women with a history of 'leaky' heart valves more likely to experience complications

An analysis of more than 20,000 individual medical records suggests that a form of heart valve disease thought to be relatively benign during pregnancy may put women at risk for serious bleeding, high blood pressure, organ damage and other complications during childbirth, according to research from Johns Hopkins Medicine.

2 Sep 2021

Trial tests effectiveness of two prospective stroke therapies over standard of care

Another goal of the study is to screen all participants for a mutation known to prevent clopidogrel, a prodrug, from being fully metabolized into its active form.