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Predicting outcomes in patients with aortic stenosis using machine learning: the Aortic Stenosis Risk (ASteRisk) score

Open Heart

Objective To use echocardiographic and clinical features to develop an explainable clinical risk prediction model in patients with aortic stenosis (AS), including those with low-gradient AS (LGAS), using machine learning (ML). Our algorithm, the Aortic Stenosis Risk (ASteRisk) score, is available online for public use.

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Progression of aortic stenosis after an acute myocardial infarction

Open Heart

It is unknown whether MI also induces pathological remodelling of the aortic valve and alters aortic stenosis (AS) progression. We thus compared AS progression after an acute MI and in patients with/without history of MI, and assessed post-MI pathobiological changes within the aortic valve leaflets in a sheep model.

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Echocardiographic evaluation in aortic regurgitation

All About Cardiovascular System and Disorders

Echocardiogram in parasternal long axis view shows dilated left ventricle, left atrium, aorta and a small portion of the right ventricle, which is usually the outflow region. The large aortic regurgitation jet can be seen as a mosaic jet in the left ventricular outflow tract anterior to the anterior mitral leaflet.

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Impact of elevated left ventricular filling pressure on long-term outcomes after transcatheter aortic valve replacement

Open Heart

Background Increase in left ventricular filling pressure (FP) and diastolic dysfunction are established consequences of progressive aortic stenosis (AS). However, the impact of elevated FP as detected by pretranscatheter aortic valve replacement (TAVR) echocardiogram on long-term outcomes after TAVR remains unclear.

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InterAtrial Block

EMS 12-Lead

Patent Foramen Ovale 4. Severe calcific Aortic (valve) Stenosis 5. Mechanical prosthetic valve Severe carotid artery stenosis is also implicated in embolic stroke. This is further complicated if no reliable source of history can be found, such as a family member, or paperwork containing pertinent medical history.

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Right Heart Catheterization in Tetralogy of Fallot

All About Cardiovascular System and Disorders

Another important role is for detection of coronary anomalies, which can also be seen on echocardiogram sometimes. Findings which are sought during an aortogram in tetralogy of Fallot include looking for aortic regurgitation, coronary anomalies, MAPCAs, patent ductus arteriosus and side of the aortic arch.

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Critical Left Main

EMS 12-Lead

Category 2 : An increase in myocardial oxygen demand due to tachycardia, elevated ventricular afterload (BP or aortic stenosis), or increased wall stretch (admittedly this latter is more complicated) or a decrease in oxygen supply due to hypotension, anemia, hypoxia, or a combination of all of the above. Aortic Stenosis f.

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