Publications by authors named "Natalia Jimenez-Esquivel"

Introduction: Cholemic nephropathy is an overlooked cause of acute kidney injury (AKI) in patients with advanced cirrhosis and high bilirubin plasma levels (usually above 20mg/dl), due to bilirubin and bile acid deposition in the kidneys. Those deposits have been hypothesized to cause tubular injury. It has no standardized diagnostic criteria or therapeutic strategies.

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Alcohol is the leading cause of preventable liver morbidity and mortality worldwide, as it is also the most frequent cause of advanced liver disease. Alcohol-associated liver disease (ALD) covers different phenotypes ranging from steatosis to the development of inflammation (steatohepatitis), fibrosis and ultimately, in a proportion of patients, the development of liver cirrhosis and its associated complications. ALD has a complex pathogenesis that includes the interplay of both genetic and environmental factors, yet the precise mechanisms are largely unknown.

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Article Synopsis
  • The study explores how adipose tissue macrophages (ATMs) are linked to liver fibrosis in patients with non-alcoholic fatty liver disease (NAFLD) and assesses the impact of altering ATMs in a mouse model of non-alcoholic steatohepatitis (NASH).
  • Researchers analyzed adipose tissue and liver biopsies from 42 NAFLD patients, finding a correlation between increased pro-inflammatory ATMs and higher stages of liver fibrosis.
  • Modulating ATMs through a specific treatment notably reduced inflammation and fibrosis progression in the experimental NASH model, suggesting a potential therapeutic approach for managing liver damage in NAFLD.
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Background & Aims: Vascular liver diseases (VLDs) are represented mainly by portosinusoidal vascular disease (PSVD), noncirrhotic splanchnic vein thrombosis (SVT), and Budd Chiari syndrome (BCS). It is unknown whether patients with VLDs constitute a high-risk population for complications and greater coronavirus disease 2019 (COVID-19)-related mortality from severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. Our objective was to assess the prevalence and severity of SARS-CoV-2 infection among patients with VLDs, as well as to assess its impact on hepatic decompensation and survival.

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