Publications by authors named "Perisetti Abhilash"

Article Synopsis
  • * The rise in obesity has increased cases of nonalcoholic fatty liver disease (NAFLD), which can lead to cirrhosis and subsequently elevate the risk of developing HCC.
  • * Screening for HCC is essential for early detection and improved survival rates, utilizing tests like α-fetoprotein (AFP) and abdominal ultrasounds, while being mindful that HCC can also occur in those without cirrhosis, potentially delaying diagnosis if not monitored properly.
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Background: In view of the growing complexity of managing anticoagulation for patients undergoing gastrointestinal (GI) procedures, this study evaluated ChatGPT-4's ability to provide accurate medical guidance, comparing it with its prior artificial intelligence (AI) models (ChatGPT-3.5) and the retrieval-augmented generation (RAG)-supported model (ChatGPT4-RAG).

Methods: Thirty-six anticoagulation-related questions, based on professional guidelines, were answered by ChatGPT-4.

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Gastroesophageal reflux disease (GERD) is one of the most common diseases that occurs secondary to failure of the antireflux barrier system, resulting in the frequent and abnormal reflux of gastric contents to the esophagus. GERD is diagnosed in routine clinical practice based on the classic symptoms of heartburn and regurgitation. However, a subset of patients with atypical symptoms can pose challenges in diagnosing GERD.

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Background: The role of endoscopic submucosal dissection (ESD) in the treatment of Barrett esophagus-associated neoplasia (BEN) has been evolving. We examined the efficacy and safety of ESD and endoscopic mucosal resection (EMR) for BEN.

Methods: A database search was performed for studies reporting efficacy and safety outcomes of ESD and EMR for BEN.

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Background & Aims: Gastrointestinal (GI) endoscopy procedures are critical for screening, diagnosis, and treatment of a variety of GI disorders. However, like the procedures in other medical disciplines, they are a source of environmental waste generation and energy consumption.

Methods: We prospectively collected data on total waste generation, energy consumption, and the role of intraprocedural inventory audit of a single tertiary care academic endoscopy unit over a 2-month period (May-June 2022).

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Background: Many scoring systems have been proposed for predicting survival in patients with hepatocellular carcinoma (HCC) undergoing locoregional therapy (LRT). We aimed to study the role of the NIACE score, hepatoma arterial embolization prognostic score (HAP), and ABCR score in predicting transplant-free survival (TFS) in these patients.

Methods: In this retrospective multicenter study of a United States Veteran cohort who underwent LRT, NIACE, HAP, and ABCR scores were calculated, and their predictive accuracy for TFS within different modified BCLC (mod-BCLC) stages was analyzed.

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Article Synopsis
  • The study aimed to determine how body mass index (BMI) affects hospitalizations for Acute Pancreatitis (AP) in the US from 2016-2019.
  • Data showed that the majority of AP hospitalizations were among obese patients, who had younger ages but fewer complications compared to those of normal weight.
  • Normal weight patients had higher rates of mortality and complications, such as pancreatic necrosis and pseudocysts, despite a longer hospital stay and higher healthcare costs compared to obese patients.
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Neuroendocrine neoplasms (NENs), also called neuroendocrine tumors (NETs), are relatively uncommon, heterogenous tumors primarily originating in the gastrointestinal tract. With the improvement in technology and increasing use of cross-sectional imaging and endoscopy, they are being discovered with increasing frequency. Although traditionally considered indolent tumors with good prognoses, some NENs exhibit aggressive behavior.

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Endoscopic ultrasound (EUS) provides high-resolution and real-time visualization of various layers of the gastrointestinal (GI) tract and beyond by combining ultrasound technology with endoscopic visualization [...

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Background: Per-oral endoscopic myotomy (POEM) is a rapidly emerging minimally invasive procedure for management of achalasia. Same-day discharge after POEM is safe and feasible; however, some patients may need hospitalization. We aimed to identify characteristics and outcomes for achalasia patients requiring hospitalizations after POEM in the United States (US).

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Background: Peptic ulcer disease (PUD) is frequently seen in patients with liver cirrhosis. However, current literature lacks data on PUD in non-alcoholic fatty liver disease (NAFLD) hospitalizations.

Aim: To identify trends and clinical outcomes of PUD in NAFLD hospitalizations in the United States.

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Background/aims: Colonic volvulus (CV), a common cause of bowel obstruction, often requires intervention. We aimed to identify hospitalization trends and CV outcomes in the United States.

Methods: We used the National Inpatient Sample to identify all adult CV hospitalizations in the United States from 2007 to 2017.

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Background: End-stage renal disease (ESRD) patients are highly susceptible to peptic ulcer bleeding (PUB). We aimed to assess the influence of ESRD status on PUB hospitalizations in the United States (USA).

Methods: We analyzed the National Inpatient Sample to identify all adult PUB hospitalizations in the USA from 2007 to 2014, which were divided into two subgroups based on the presence or absence of ESRD.

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Liver disease is one of the leading public health problems faced by healthcare practitioners regularly. As such, there has been a search for an inexpensive, readily available, non-invasive marker to aid in monitoring and prognosticating hepatic disorders. Recently, red blood cell distribution width (RDW) has been found to be associated with various inflammatory conditions with implications for its use as a potential marker for assessing disease progression and prognosis in multiple conditions.

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Introduction: Endoscopic full-thickness resection (EFTR) is a promising technique that allows for a minimally invasive resection of mucosal and submucosal lesions in the gastrointestinal (GI) tract. The data regarding the efficacy and safety of performing EFTR of upper GI lesions using a full-thickness resection device (FTRD) is limited. Hence, we performed a systematic review and meta-analysis of the studies that evaluated this technique.

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Background And Aims: Greenhouse gases (GHGs) that trap heat in the atmosphere are composed of carbon dioxide (CO), methane, nitrous oxide and fluorinated gases (synthetic hydrofluorocarbons, perfluorocarbons and nitrogen trifluoride). In the USA, the health sector accounts for 8.5% of total GHG emissions.

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Article Synopsis
  • COVID-19 is a global pandemic primarily affecting the lungs, causing varying degrees of illness, and can also impact the liver and gastrointestinal system.
  • Liver function abnormalities are seen in about one-third of patients, often linked to more severe disease, but typically resolve with recovery from COVID-19.
  • Patients with preexisting liver conditions should continue to receive care through telemedicine, emphasizing the importance of follow-up during the pandemic while adhering to health guidelines.
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Background/aims: We aim to assess the influence of obesity on gastroparesis (GP) hospitalizations in the United States (US).

Methods: The National Inpatient Sample was analyzed from 2007-2017 to identify all adult hospitalizations with a primary discharge diagnosis of GP. They were subdivided based on the presence or absence of obesity (body mass index > 30).

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Background And Aim: A few recent studies identified cirrhosis as a risk factor for high mortality in patients with coronavirus disease-19 (COVID-19). Palliative care is less often involved in the management of cirrhosis. We analyzed a global multicenter database to study the risk of mortality and palliative care referrals in patients with COVID-19 and cirrhosis.

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Background: We identified trends of inpatient therapeutic endoscopic retrograde cholangiopancreatography (ERCP) in the United States (US), focusing on outcomes related to specific patient demographics.

Methods: The National Inpatient Sample was utilized to identify all adult inpatient ERCP in the US between 2007-2018. Trends of utilization and adverse outcomes were highlighted.

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Background: Spontaneous bacterial empyema (SBE) occurs when a hepatic hydrothorax becomes infected and runs a course similar to spontaneous bacterial peritonitis (SBP). It remains underdiagnosed as patients with cirrhosis do not routinely undergo diagnostic thoracentesis. Current understanding is limited by small cohorts, while studies reporting its association with ascites/SBP are conflicting.

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Background And Aim: Early readmissions of spontaneous bacterial peritonitis (SBP) are often associated with poor outcomes. We compared characteristics and outcomes for index and 30-day readmissions of SBP in the USA.

Methods: We analyzed the Nationwide Readmissions Database for 2018 to identify all adult (≥ 18 years) 30-day readmissions of SBP in the USA.

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