Christopher Austin

366 A Case Study: Application of Personalised External Aortic Root Support to Overcome a Failing Ross Procedure

T Chan-A-Sue, Rickesh Bharat Karsan, Christopher Lockhart, Peter Ball et autres

Abstract Aortic root aneurysms are traditionally treated by aortic root replacement surgery alone or in combination with aortic valve replacement in a Modified Bentall procedure. We present a novel surgical approach using a Personalised External Aortic Root Support (PEARS) in the management …

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Repair of a fistula between the aorta and right ventricular outflow tract secondary to infective endocarditis of a unicuspid aortic valve and previously repaired ventricular septal defect

Rickesh Bharat Karsan, Katie E. O’Sullivan, Christopher Lockhart, Christopher Austin

BACKGROUND: Infective endocarditis of the aortic valve can result in a wide range of destructive pathology beyond the valve leaflets and annulus which require careful surgical planning to provide appropriate debridement and reconstruction. Failure to do so can result in a failure …

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Repair of a Fistula between the Aorta and Right Ventricular Outflow Tract Secondary to Infective Endocarditis of a Unicuspid Aortic Valve and Previously Repaired Ventricular Septal Defect

Rickesh Bharat Karsan, Katie E. O’Sullivan, Christopher Lockhart, Christopher Austin

Abstract Background: Infective endocarditis of the aortic valve can result in a wide range of destructive pathology beyond the valve leaflets and annulus which require careful surgical planning to provide appropriate debridement and reconstruction. Failure to do so can result in a …

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Association of Early Aspirin Use With In-Hospital Mortality in Patients With Moderate COVID-19

Jonathan H. Chow, Ali Rahnavard, Mardi Gomberg‐Maitland, Ranojoy Chatterjee et autres

Importance: Prior observational studies suggest that aspirin use may be associated with reduced mortality in high-risk hospitalized patients with COVID-19, but aspirin's efficacy in patients with moderate COVID-19 is not well studied. Objective: To assess whether early aspirin use is associated with …

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Pneumopericardium Develops After Pacemaker Implantation

Ramil Goel, David E. Winchester, Christopher Austin, Edward D. Staples

A 72-year-old man with coronary artery disease presented for implantation of a dual-chamber pacemaker to treat complete heart block. His medical history included coronary artery bypass grafting (CABG) of the left internal mammary artery to the left anterior descending coronary artery 8 …

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Updates in medical professional liability: a primer for electrophysiologists

Christopher Austin, Fred Kusumoto

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Pulmonary arterial stiffness assessed by cardiovascular magnetic resonance imaging is a predictor of mild pulmonary arterial hypertension

Jordan Ray, Charles D. Burger, Patricia J. Mergo, Robert E. Safford et autres

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Sex differences in pulmonary arterial hypertension: role of infection and autoimmunity in the pathogenesis of disease

Kyle A. Batton, Christopher Austin, Katelyn A. Bruno, Charles D. Burger et autres

Registry data worldwide indicate an overall female predominance for pulmonary arterial hypertension (PAH) of 2-4 over men. Genetic predisposition accounts for only 1-5% of PAH cases, while autoimmune diseases and infections are closely linked to PAH. Idiopathic PAH may include patients with …

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Elevated Temperature Inside a Lower Body Positive Pressure Treadmill During Exercise: A Possible Environmental Constraint

Christopher Austin, Allison Schumann, James F. Hokanson

Please see the pdf version of the abstract.

Von Willebrand factor multimer quantitation for assessment of cardiac lesion severity and bleeding risk

Christopher Austin, Dong Chen, Colleen S. Thomas, Robert E. Safford et autres

Unlabelled Box •VWF multimers have an established association with valvular heart disease. •Significant interlaboratory variation exists in VWF multimeric analysis. •We describe a method to normalize VWF multimers for assessment of cardiac lesion severity and clinical bleeding. •Normalized VWF multimer ratios improved …

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Brugada Syndrome

Fred Kusumoto, Christopher Austin

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Retained cardiac implantable electronic device fragments are not associated with magnetic resonance imaging safety issues, morbidity, or mortality after orthotopic heart transplant

Christopher Austin, Kevin Landolfo, Pragnesh Parikh, Parag C. Patel et autres

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