Publications by authors named "Atul Chawla"

Systemic lupus erythematosus (SLE) is a multifaceted autoimmune disorder, occasionally presenting with rare complications like lupus enteritis (LE) and intestinal pseudo-obstruction (IPO). We present a unique case of a 32-year-old woman with LE and IPO, complicated by invasive candidiasis, as an initial manifestation of SLE. The patient presented with a 15-day history of abdominal pain, vomiting, and poor oral intake, and was initially misdiagnosed with infective enterocolitis.

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Background: Symptomatic patients with severe aortic stenosis (AS) at high risk for surgical aortic valve replacement (SAVR) sustain comparable improvements in health status over 5 years after transcatheter aortic valve replacement (TAVR) or SAVR. Whether a similar long-term benefit is observed among intermediate-risk AS patients is unknown.

Objectives: The purpose of this study was to assess health status outcomes through 5 years in intermediate risk patients treated with a self-expanding TAVR prosthesis or SAVR using data from the SURTAVI (Surgical Replacement and Transcatheter Aortic Valve Implantation) trial.

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Objective: To evaluate whether transcatheter or surgical aortic valve replacement (TAVR or SAVR) affects clinical and haemodynamic outcomes in symptomatic patients with moderately-severe aortic stenosis (AS).

Methods: Echocardiographic evidence of severe AS for enrolment in the Evolut Low Risk trial was based on site-reported measurements. For this post hoc analysis, core laboratory measurements identified patients with symptomatic moderately-severe AS (1.

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Background: Randomized data comparing outcomes of transcatheter aortic valve replacement (TAVR) with surgery in low-surgical risk patients at time points beyond 2 years is limited. This presents an unknown for physicians striving to educate patients as part of a shared decision-making process.

Objectives: The authors evaluated 3-year clinical and echocardiographic outcomes from the Evolut Low Risk trial.

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Introduction: Transcatheter aortic valve replacement (TAVR) has become a suitable alternative to surgical aortic valve replacement (SAVR) for the treatment of symptomatic severe aortic stenosis (AS). A high proportion of patients with AS have mixed aortic valve disease (MAVD) with mild or more concurrent aortic regurgitation (AR). Differential outcomes of TAVR among patients with AS and MAVD have not been well characterized.

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Objectives: This study sought to evaluate patient-centered metrics in intermediate-surgical-risk aortic stenosis patients enrolled in the SURTAVI (Surgical Replacement and Transcatheter Aortic Valve Implantation) trial treated with self-expanding transcatheter aortic valve replacement (TAVR) or surgery.

Background: Studies have shown TAVR to be an alternative to surgery in patients with severe symptomatic aortic stenosis but have focused on "hard endpoints," including all-cause mortality and stroke, rather than on comparative patient-centered metrics, such as functional status and symptom burden.

Methods: The study analyzed functional status (6-minute walk test [6MWT]) and symptom burden (Kansas City Cardiomyopathy Questionnaire) in 1,492 patients from the SURTAVI trial at baseline, 30 days, 1 year, and 2 years.

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Background: An increasing body of evidence suggests that packed red blood cell (PRBC) transfusion may be associated with increased morbidity and mortality after transcatheter and surgical aortic valve replacement. It remains unclear whether PRBC transfusion is a surrogate marker or truly an independent risk factor for mortality after aortic valve replacement in different populations.

Methods: The Surgical Replacement and Transcatheter Aortic Valve Implantation (SURTAVI) trial randomized 1660 patients with symptomatic, severe aortic stenosis at intermediate risk for operative death to transcatheter aortic valve replacement or surgical aortic valve replacement.

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Importance: Surgical aortic valve replacement (SAVR) has increased risk for patients with aortic stenosis (AS) and a history of coronary artery bypass graft (CABG) surgery. Transcatheter aortic valve replacement (TAVR) may be an alternative.

Objective: To compare TAVR with SAVR outcomes in patients at intermediate operative risk with prior CABG surgery.

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Objectives: This paper reviews the published data and reports 3 cases of thrombosis involving CoreValve (Medtronic, Minneapolis, Minnesota) and 1 involving Edward Sapien (Edwards Lifesciences, Irvine, California) devices. Three of these cases had pathological findings at autopsy.

Background: Only a limited number of cases of valve dysfunction with rapid increase of transvalvular aortic gradients or aortic insufficiency post-transcatheter aortic valve replacement (TAVR) have been described.

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Background And Aim: Hepatorenal syndrome (HRS) occurs in about 18% of cirrhotic patients with ascites and is characterized by intense renal vasoconstriction, low glomerular filtration rate and preserved tubular function and normal renal histology. The aim of the present study was to examine the effects of terlipressin on renal function, systemic hemodynamics and clinical outcome in patients with HRS.

Methods: The study was a randomized controlled single-blind trial.

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