Publications by authors named "Sowmya Iyengar"

Article Synopsis
  • The study investigates the impact of functional status, measured by Karnofsky performance status (KPS), on the outcomes of patients with severe alcohol-associated hepatitis (AH).
  • It compares long-term survival rates, recompensation, corticosteroid responses, and complications between patients with good KPS (score ≥50) and poor KPS (score <50).
  • Results show that patients with good KPS have significantly better survival rates, higher recompensation rates, and more favorable responses to treatment compared to those with poor KPS.
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Article Synopsis
  • Acute liver failure (ALF) is a critical condition that may require liver transplantation, with its main causes in India being viral, particularly hepatitis A which accounts for 44.2% of cases.
  • A study analyzed 183 ALF patients from four major hospitals in India between 2021 and 2023, highlighting the effectiveness of interventions such as plasma exchange (PLEx) and continuous renal replacement therapy (CRRT), showing a low rate of liver transplants at only 3.8%.
  • Key predictors of mortality included advanced hepatic encephalopathy and meeting specific medical criteria at admission, suggesting the importance of early intervention and potential for improved outcomes with vaccination against hepatitis A.
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Backgrounds/aims: Hepatocellular carcinoma (HCC) is generally diagnosed at an advanced stage, which limits curative treatment options for these patients. Locoregional therapy (LRT) is the standard approach to bridge and downstage unresectable HCC for liver transplantation (LT). Atezolizumab-bevacizumab (atezo-bev) can induce objective responses in nearly one-third of patients; however, the role and outcomes of downstaging using atezo-bev remains unknown.

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Background/aims: Acute liver failure (ALF) is associated with fatal outcomes without liver transplantation. Two randomized studies reported standard volume (SV) and high volume (HV) plasma exchange (PLEX) as effective therapeutic modalities for patients with ALF. However, no studies have compared the safety and efficacy of SV with HV PLEX, which we aimed to assess.

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Article Synopsis
  • The study aimed to compare the outcomes of hospitalized patients receiving human albumin (HA) based on recommended (Gr. A) versus non-recommended (Gr. B) indications, particularly looking at resolution of hyponatremia, infections, hepatic encephalopathy, and in-hospital survival.
  • Results showed that while more patients in Gr. B (94.7%) resolved hyponatremia compared to Gr. A (75.6%), in-hospital survival was significantly higher in Gr. B (94%) versus Gr. A (78.9%).
  • Additionally, patients with acute-on-chronic liver failure (ACLF) had worse health outcomes compared to those with decompensated cirrhosis
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Background: Patients with cirrhosis are susceptible to infections, especially by multidrug-resistant organisms (MDROs). There are limited data on the incidence of culture-positive infections and the validity of Sepsis 3-criteria in patients with cirrhosis admitted to the intensive care unit (ICU) in India, which we aimed to assess.

Methods: In this prospective study, we included consecutive patients with cirrhosis admitted to the ICU between November 1, 2021, and April 30, 2022.

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Introduction: Critically ill patients with cirrhosis admitted to the intensive care unit (ICU) are usually on broad-spectrum antibiotics because of suspected infection or as a hospital protocol. It is unclear if additional rifaximin has any synergistic effect with broad-spectrum antibiotics in ICU patients with acute overt hepatic encephalopathy (HE).

Methods: In this double-blind trial, patients with overt HE admitted to ICU were randomized to receive antibiotics (ab) alone or antibiotics with rifaximin (ab + r).

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Background/purpose: Genome-wide association studies have reported the association of common variants with nonalcoholic fatty liver disease in genes, namely, PNPLA3/TM6SF2/MBOAT7/HSD17B13, across ethnicities. However, the approach does not identify rarer variants with a higher effect size. We therefore sequenced the complete exonic regions of patients with nonalcoholic steatohepatitis and controls to compare rare and common variants with a role in the pathogenesis.

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Background: Paracentesis-induced circulatory disturbance (PICD) occurs in 12-20% of patients receiving human albumin for large-volume paracentesis, and can occur at lower than five liter paracentesis in acute-on-chronic liver failure (ACLF). Albumin infusions are associated with higher costs and more prolonged daycare admissions. The aim of the study was to determine if oral midodrine-hydrochloride can prevent PICD in these patients by increasing the mean arterial pressure (MAP).

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Background: Liver transplantation (LT) is associated with excellent survival in patients with acute-on-chronic liver failure (ACLF). There is a lack of data assessing the healthcare utilization and outcomes of patients with APASL-defined ACLF undergoing living donor liver transplantation (LDLT). Our aim was to assess pre-LT healthcare utilization and post-LT outcomes in such patients.

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Introduction And Objectives: Lately, there has been a steady increase in early liver transplantation for alcohol-associated hepatitis (AAH). Although several studies have reported favorable outcomes with cadaveric early liver transplantation, the experiences with early living donor liver transplantation (eLDLT) are limited. The primary objective was to assess one-year survival in patients with AAH who underwent eLDLT.

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Percutaneous liver biopsy is traditionally done on the right lobe of the liver. Endoscopic ultrasound-guided liver biopsy (EUS-LB) can be performed on either the left or right lobe or as a combined bi-lobar biopsy. Earlier studies did not compare the benefit of bi-lobar biopsies to single-lobe biopsy for reaching a tissue diagnosis.

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Background And Aims: Recent studies have reported poor humoral immune response to mRNA vaccines in patients with chronic liver disease (CLD). However, the immunogenicity of ChAdOx1 (vector-based) and BBV152 (inactivated virus) vaccines in patients with CLD and liver transplant recipients (LTRs) is unknown. Therefore, we aimed to assess the immunogenicity of ChAdOx1 and BBV152 vaccines in patients with CLD (including cirrhosis patients) and LTRs.

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