Publications by authors named "Shalimar"

Objectives: LMA Gastro Airway (LGA) is an advanced airway device that allows simultaneous endoscopy through separate conduits and ventilation during endoscopic retrograde cholangiopancreatography (ERCP). It can be an alternative to an endotracheal tube (ETT) and potentially hasten recovery from general anesthesia(GA) by avoiding muscle relaxants. We aimed to compare LGA with ETT regarding recovery from anesthesia and adverse respiratory events.

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The world is experiencing a sudden surge in urban population, especially in developing Asian and African countries. Consequently, the global burden of cardio-metabolic disease (CMD) is also rising owing to gut microbiome dysbiosis due to urbanization factors such as mode of birth, breastfeeding, diet, environmental pollutants, and soil exposure. Dysbiotic gut microbiome indicated by altered Firmicutes to Bacteroides ratio and loss of beneficial short-chain fatty acids-producing bacteria such as Prevotella, and Ruminococcus may disrupt host-intestinal homeostasis by altering host immune response, gut barrier integrity, and microbial metabolism through altered T-regulatory cells/T-helper cells balance, activation of pattern recognition receptors and toll-like receptors, decreased mucus production, elevated level of trimethylamine-oxide and primary bile acids.

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Introduction: Budd-Chiari syndrome-hepatocellular carcinoma (BCS-HCC) is uncommon and its molecular pathogenesis is poorly understood. In this study, we aimed to investigate the genomic landscape of BCS-HCC through whole exome sequencing (WES) to elucidate the cellular and molecular pathways involved in its pathogenesis.

Methodology: We enrolled BCS-HCC (n = 13) and BCS alone (n = 73) patients.

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Acute-on-chronic liver failure (ACLF) is a condition associated with high mortality in the absence of liver transplantation. There have been various definitions proposed worldwide. The first consensus report of the working party of the Asian Pacific Association for the Study of the Liver (APASL) set in 2004 on ACLF was published in 2009, and the "APASL ACLF Research Consortium (AARC)" was formed in 2012.

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Hepatocellular carcinoma (HCC) is the most common primary hepatic malignancy. Barcelona Clinic Liver Cancer (BCLC) guidelines recommend antiangiogenic agents with immune checkpoint inhibitors as first-line therapy for advanced HCC. We present our experience of treating HCC patients with Atezolizumab-Bevacizumab, their response rates, adverse events, survival, and response and survival predictors.

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HBV has a small genome and thrives in the infected hepatocytes by hijacking the cellular machinery and cellular pathways. HBV induces incomplete autophagy for its replication and survival. This study showed that HBV replication induces Reactive oxygen species (ROS) production, which in turn augments the formation of autophagosomes.

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Background/aims: Acute-on-chronic liver failure (ACLF) is a complication of cirrhosis associated with systemic inflammation and organ dysfunction. In ACLF, the development of acute kidney injury (AKI) is associated with poor outcomes. FABP1, NGAL, Cys C and IL-18 have been shown to correlate with ACLF severity and mortality.

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Background/aim: Non-alcoholic fatty liver disease (NAFLD) is a global health concern with limited treatment options. The paucity of predictive   models in preclinical settings seems to be one of the limitations of identifying effective medicines. We therefore aimed to develop an   model that can display the key hallmarks of NAFLD, such as steatosis, inflammation, and fibrosis.

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Background: This two-stage individual patient data meta-analysis (IPD-MA) compared the efficacy of a shorter duration (≤ 2 days) of vasoactive (VA) drug therapy to standard duration (3-5 days) after acute variceal bleeding (AVB) in patients with liver cirrhosis.

Patients And Methods: Randomized clinical trials on patients with cirrhosis and AVB undergoing endoscopic band ligation which compared a short duration versus the standard duration of VA therapy were included. The primary outcome was 5-day rebleeding rate.

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Background: There are limited studies assessing whether prophylactic platelet transfusions prior to high-risk procedures reduce the risk of bleeding in patients with liver cirrhosis.

Methods: We performed a analysis of two prior randomized clinical trials (CTRI/2017/12/010822 and CTRI/2021/05/033464), which compared thromboelastography-guided prophylactic platelet transfusion to standard-of-care (empirical prophylactic transfusion for all patients prior to the procedure) or on-demand transfusion (no prophylactic transfusions). We aimed to assess the risk of major procedure-related bleeding or mortality among patients who had received prophylactic platelet transfusions versus those who did not (on-demand transfusions).

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Background: This study aimed to compare outcomes following antral preserving (AP) and antral resecting (AR) laparoscopic sleeve gastrectomy (LSG) in terms of weight loss, gastric emptying time, gastroesophageal reflux disease (GERD), resolution of associated medical problems, and complications.

Methods: Patients were prospectively randomized into two groups: the AR group (resection starting 2 cm from the pylorus) and the AP group (resection at 5 cm from the pylorus). Follow-up evaluations included assessments of weight loss using percentage of excess weight loss (%EWL) and percentage of total weight loss (%TWL), gastric emptying, GERD symptoms, associated medical problem resolution, residual gastric volume, and complications.

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Acute liver failure (ALF) is a rare but preventable cause of acute hepatic dysfunction which is associated with significant mortality, unless treated appropriately. There are significant regional variations in the etiologies of ALF globally and this determines the outcomes of the disease as well as the long-term survival in patients receiving liver transplantation for management. Improvements in understanding of disease pathophysiology and critical care medicine have led to better outcomes over the last few decades.

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Background: Human leukocyte antigen-G (HLA-G) is a cancer-associated immune checkpoint protein implicated in tumor-driven immune escape mechanisms. This study was undertaken to determine genetic variations at the 3'-UTR of the HLA-G gene that may alter its expression, identify risk alleles and genotypes for their association with hepatocellular carcinoma (HCC), and treatment responses in the Indian population.

Objectives: Case-control genetic association study of HLA-G gene UTR polymorphisms with HCC and response to locoregional therapy (LRT).

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Introduction: Acute and chronic pancreatitis (CP) are inflammatory conditions of the pancreas that cause local and systemic complications. The epidemiology of these conditions are not well-known in India.

Methods And Analysis: We describe the protocol and procedures of a multicentre study for delineating the epidemiology of pancreatitis in India.

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Background: Wilson's disease (WD) results from pathogenic ATP7B gene variations, causing copper accumulation mainly in the liver, brain, and kidneys.

Objectives: In India, despite studies on ATP7B variants, WD often goes undiagnosed, with the prevalence, carrier rate, and mutation spectrum remaining unknown.

Methods: A multicenter study examined genetic variations in WD among individuals of Indian origin via whole exome sequencing.

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Background: In two phase 3 studies, tenofovir alafenamide (TAF) showed non-inferior efficacy versus tenofovir disoproxil fumarate (TDF), with more favourable renal and bone safety in patients with chronic hepatitis B (CHB).

Aims: Here, we report the studies' final 8-year results.

Methods: CHB patients (hepatitis B e antigen [HBeAg]-negative and HBeAg-positive) were randomised (2:1) to double-blind TAF 25 mg/day or TDF 300 mg/day for up to 3 years, followed by open-label (OL) TAF through year 8.

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Background And Aims: The study sought to compare the efficacy of endoscopic injection sclerotherapy with cyanoacrylate glue (EIS-CYA) vs EIS-CYA plus a radiologic intervention (RI) (either transjugular intrahepatic portosystemic shunt or balloon-occluded retrograde transvenous obliteration) for secondary prophylaxis in patients with liver cirrhosis who presented with acute variceal bleeding from cardiofundal varices. Primary outcome measure was gastric varix (GV) rebleed rates at 1 year.

Methods: Consecutive cirrhosis patients with acute variceal bleeding from cardiofundal varices were randomized into 2 arms (45 in each) after primary hemostasis by EIS-CYA.

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Purpose: To determine the rate of platelet transfusion in patients with cirrhosis and severe thrombocytopenia (platelet counts <50 × 10/L) undergoing high-risk invasive procedures when prescribed by thromboelastography (TEG) compared with empirical and on-demand transfusion strategies.

Materials And Methods: This was a single-center, single-blinded, randomized controlled trial. Patients with cirrhosis and severe thrombocytopenia undergoing high-risk invasive procedures were randomized into 3 groups: TEG group, transfusions based on TEG parameters; standard of care (SOC) group, 3 units of random donor platelets before procedure; and on-demand group, transfusions based on procedural adverse events/clinician's discretion.

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Purpose: To evaluate comprehensive bone health among young Indian women, including bone mass, microarchitecture, and turnover, in relation to their non-alcoholic fatty liver disease (NAFLD) status.

Methods: This cross-sectional study (May 2018-November 2019) recruited women with a history of gestational diabetes mellitus (GDM) and normoglycemia in their index pregnancy, who were at least 6 months postpartum. All participants underwent abdominal ultrasonography for determination of NAFLD status (grades 2 and 3: severe NAFLD) and transient elastography (FibroScan) for hepatic fibrosis (LSM >6 kPa).

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Cardio-metabolic disease is a significant global health challenge with increasing prevalence. Recent research underscores the disruption of gut microbial balance as a key factor in disease susceptibility. We aimed to characterize the gut microbiota composition and function in cardio-metabolic disease and healthy controls.

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Background & Aims: Acute-on-chronic liver failure (ACLF) is a major public health concern. We aimed to assess the definitions, etiologic spectrum, organ failure (OF), and outcomes of ACLF globally.

Methods: Three databases were searched for studies on ACLF from 1990 until September 2022.

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