Publications by authors named "Niyati Gupta"

Background & Aims: Despite the high prevalence of asymptomatic gallstones (AGs), there are limited data on their natural history. We aimed to determine the rate of symptom development in a contemporary population, determine factors associated with progression to symptomatic gallstones (SGs), and develop a clinical prediction model.

Methods: We used a retrospective cohort design.

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Article Synopsis
  • In stable coronary artery disease, revascularization is beneficial primarily for patients with high-risk coronary anatomy (HRCA).
  • A study created and validated a model that uses clinical data and exercise stress test results to predict HRCA, analyzing data from patients at Cleveland Clinic and later validating it at the University of Pittsburgh Medical Center.
  • The research identified 10 key predictors of HRCA, establishing a reliable prediction model with a c-statistic of 0.79, showing it effectively identifies patients at risk for HRCA who may benefit from revascularization.
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Objective: Polypharmacy, or use of multiple medications, is associated with patient factors. Less is known regarding variation in polypharmacy by individual physicians. The objective of this study was to assess patient and physician factors associated with polypharmacy among older patients.

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BACKGROUND Lyme borreliosis, caused by spirochetes of the Borrelia burgdorferi genospecies complex, is the most commonly reported tickborne infection in North America and those infected may present with cutaneous, cardiac, articular, and neuropsychiatric abnormalities. The protean nature of many of its clinical manifestations presents a diagnostic conundrum. Lyme disease can affect the heart, albeit rarely, with cardiac abnormalities usually manifesting as varying degrees of heart block or arrhythmias.

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Patients with alcohol use disorder (AUD) are at higher risk of pneumonia and of poor outcomes. This article reviews the etiology of pneumonia in patients with AUD, its impact on mortality and resource utilization, and its implications for treatment.

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Importance: Primary care physicians have limited time to discuss preventive care, but it is unknown how they prioritize recommended services.

Objective: To understand primary care physicians' prioritization of preventive services.

Design, Setting, And Participants: This online survey was administered to primary care physicians in a large health care system from March 17 to May 12, 2017.

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Background: Inadequate bowel preparation (IBP) is associated with reduced adenoma detection. However, limited research has examined the impact of different commercial bowel preparations (CBPs) on IBP and adenoma detection. We aim to determine whether type of CBP used is associated with IBP or adenoma detection.

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Weil's disease is a complication of untreated leptospirosis and can be fatal. Awareness of leptospirosis and its hepatic manifestations are limited. We report the case of a 50-year-old man with gastrointestinal symptoms and a cholestatic pattern of liver injury diagnosed with Weil's disease.

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Background: Previous interventions in achalasia such as pneumatic dilation (PD) might lead to difficulties with peroral endoscopic myotomy (POEM) along with sub-optimal outcomes. There are limited data in the literature on outcomes of POEM after PD, especially from the western hemisphere. Hence, we aimed to determine the safety and efficacy of POEM for recurrent symptoms after PD compared to treatment naïve achalasia patients.

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The incidence and number of emergency room visits for esophageal foreign body and food impaction (EFB) are on the rise. However, its impact on the rate of inpatient admissions, utilization of endoscopic and surgical interventions, and healthcare outcomes is poorly understood. We conducted a study to analyze these outcomes using the national inpatient sample (NIS) database.

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Introduction: Acute cholangitis (AC) can be associated with significant mortality and high risk of readmissions, if not managed promptly. We used national readmission database (NRD) to identify trends and risk factors associated with 30-day readmissions in patients with AC.

Methods: We conducted a retrospective cohort study of adult patients admitted with AC from 2010-2014 and Q1-Q3 of 2015 by extracting data from NRD.

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Background: Ketogenic diets have been highlighted as a way to lose weight while experiencing reduced hunger. The protein-sparing modified fast (PSMF) induces ketosis but may be difficult to maintain.

Objective: To track weight loss for individuals initiating PSMF versus all other diets (e.

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Background: Urinary tract infections (UTI) are a common reason for seeking care via direct to consumer (DTC) telemedicine, yet patterns of care, including antibiotic prescribing, have not been reported.

Objective: To describe management of UTI in a large nationwide DTC telemedicine platform.

Design: Cross-sectional observational study.

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Importance: Inappropriate antibiotic use for upper respiratory tract infections (URTIs) is an ongoing problem in primary care. There is extreme variation in the prescribing practices of individual physicians, which cannot be explained by clinical factors.

Objective: To identify factors associated with high and low prescriber status for management of URTIs in primary care practice.

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Background: Outcomes of laparoscopic Heller myotomy in obese patients with achalasia are suboptimal along with the increased risk of gastroesophageal reflux disease (GERD). The impact of obesity on treatment success and GERD after peroral endoscopic myotomy (POEM) are not well known. Hence, our study aims were to compare the clinical outcomes and rates of GERD after POEM in nonobese versus obese patients with achalasia.

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Sudden, transient reduction in the blood flow especially in the "watershed" regions of the colon can lead to intestinal ischemia causing a decrease in the delivery of oxygen and nutrients to the intestinal wall. Patients with ischemic colitis often have elevated white blood cell counts, serum lactate, and serum amylase levels. Colonoscopy can confirm the diagnosis of ischemia and the findings include edematous, friable mucosa, erythema with interspersed pale areas, scattered hemorrhagic erosions or linear ulcerations.

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Importance: Patients with alcohol use disorder (AUD) are at elevated risk of developing pneumonia, but few studies have assessed the outcomes of pneumonia in patients with AUD.

Objectives: To compare the causes, treatment, and outcomes of pneumonia in patients with and without AUD and to understand the associations of comorbid illnesses, alcohol withdrawal, and any residual effects due to alcohol itself with patient outcomes.

Design, Setting, And Participants: A retrospective cohort study was conducted of 137 496 patients 18 years or older with pneumonia who were admitted to 177 US hospitals participating in the Premier Healthcare Database from July 1, 2010, to June 30, 2015.

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Patients with esophageal adenocarcinoma (EAC) invading submucosa (T1b) are traditionally treated with esophagectomy and with chemoradiotherapy in poor surgical patients. Endoscopic submucosal dissection (ESD) has emerged as an alternative treatment in these patients. In this case series, we analyzed the outcomes of ESD in EAC staged T1bN0 by endoscopic ultrasound (EUS).

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Article Synopsis
  • Nonalcoholic fatty liver disease (NAFLD) is a growing global health issue linked to changes in metabolism, with obstructive sleep apnea (OSA) and chronic intermittent hypoxia (CIH) identified as significant risk factors.
  • Research indicates that CIH is specifically associated with an increased risk of developing NAFLD, while the effectiveness of continuous positive airway pressure (CPAP) therapy for NAFLD treatment shows mixed results.
  • Longer-duration CPAP therapy appears to yield better outcomes for patients with moderate to severe OSA in managing NAFLD, suggesting that a comprehensive approach may be needed for effective treatment.
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Purpose Of The Review: The novel concept of third space endoscopy was first applied to humans in 2008 for the management of achalasia through peroral endoscopic myotomy (POEM) procedure. Over the ensuing 10 years, this revolutionary procedure, which started in Japan, has been adopted and mastered by surgeons and gastroenterologists across the globe. In this article, we review the recent innovations and applications of third space endoscopy in the management of esophageal disorders.

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