Publications by authors named "Chalasani N"

Nonalcoholic fatty liver disease (NAFLD) is highly prevalent in people with HIV (PWH) and increases the risk of hepatic fibrosis and hepatocellular carcinoma. We sent an online survey to providers of the American Academy of HIV Medicine. Of respondents (n = 214, 8% response rate), 65% reported screening for NAFLD in PWH, with 28% routinely screening all patients.

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Objectives: Concerns about drug-induced liver injury (DILI) may deter physicians from prescribing medications for alcohol use disorder (MAUD). We aim to explore DILI due to MAUD in Drug-Induced Liver Injury Network (DILIN) prospective study.

Methods: High-confidence DILI cases (ie, definite, highly likely, or probable) due to MAUD in DILIN prospective study (2004-2024) were included.

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Background: Alcoholic hepatitis (AH) is characterized by intense systemic and liver inflammation, posing significant risks of health complications and mortality. While inflammation is a crucial defense mechanism against injury and infection, its timely resolution is essential to prevent tissue damage and restore tissue homeostasis. The resolution of inflammation is primarily governed by specialized pro-resolving mediators (SPMs), lipid metabolites derived from w-6 and w-3 poly-unsaturated fatty acids (PUFAs).

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Background: Metabolic dysfunction associated steatotic liver disease (MASLD) is associated with increased cardiovascular disease (CVD) risk in persons with HIV (PWH). The lipidomic and metabolomic alterations contributing to this risk are poorly understood. We aimed to characterize the advanced lipoprotein and targeted metabolomic profiles in PWH and assess if the presence and severity of MASLD influence these profiles.

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Article Synopsis
  • The study investigates the link between the PNPLA3 gene variant (rs738409 C>G), environmental factors, and liver-related death (LRD) in a sample of 4,361 adults from NHANES III over a mean follow-up of 23 years.
  • It finds that the G-allele of PNPLA3 is associated with a significantly increased risk of LRD, particularly when coupled with non-heavy alcohol intake, high cholesterol consumption, and smoking.
  • Additionally, a healthy diet (high in monounsaturated fats and coffee) and lower BMI may reduce the risk linked to the G-allele, indicating that lifestyle choices can influence the genetic risk of LRD.
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Objective: To investigate how individual social determinants of health (SDOH) and cumulative social disadvantage (CSD) affect survival and receipt of liver transplant (LT) in patients with hepatocellular carcinoma (HCC).

Methods: We enrolled 139 adult patients from two Indianapolis hospital systems between June 2019 and April 2022. Structured questionnaires collected SDOH and social risk factor data.

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Heart failure is a leading cause of morbidity and mortality. Elevated intracardiac pressures and myocyte stretch in heart failure trigger the release of counter-regulatory natriuretic peptides, which act through their receptor (NPR1) to affect vasodilation, diuresis and natriuresis, lowering venous pressures and relieving venous congestion. Recombinant natriuretic peptide infusions were developed to treat heart failure but have been limited by a short duration of effect.

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Background: Metabolic dysfunction-associated steatotic liver disease (MASLD) is common in people with HIV (PWH). The morphological spectrum of MASLD compared to matched controls and of the correlation between the NAFLD activity score (NAS) and fibrosis stage in PWH remains unknown.

Methods: Overall, 107 liver biopsies from PWH with MASLD (MASLD-PWH) were matched to 107 biopsies from individuals with MASLD and without HIV (MASLD controls) on age at biopsy, race/ethnicity, sex, type 2 diabetes, body mass index (BMI) and alanine aminotransferase (ALT) level.

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This case report presents bilateral anterior uveitis (BAU) in a 26-year-old male concurrently infected with HIV and syphilis, highlighting a rare and complex clinical presentation. BAU, typically linked with systemic diseases, poses significant diagnostic and therapeutic challenges when co-occurring with such infections. Despite common associations with posterior uveitis in co-infected individuals, this patient displayed BAU, underscoring the variability in ocular manifestations.

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Background: Polypharmacy and anticholinergic medications are associated with cognitive decline in elderly populations. Although several medications have been associated with HE, associations between medication burden, anticholinergics, and HE have not been explored. We examined medication burden and anticholinergics in patients with cirrhosis and their associations with HE-related hospitalization.

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Background And Aims: There are limited data on the progression of liver stiffness measurement (LSM) by vibration-controlled transient elastography (VCTE) in people with type 2 diabetes mellitus (T2DM) versus those without T2DM in biopsy-proven metabolic dysfunction-associated steatotic liver disease. We examined LSM progression in participants with T2DM versus those without T2DM in a large, prospective, multicenter cohort study.

Approach And Results: This study included 1231 adult participants (62% female) with biopsy-proven metabolic dysfunction-associated steatotic liver disease who had VCTEs at least 1 year apart.

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Background And Aims: In a recent trial, patients with severe alcohol-associated hepatitis treated with anakinra plus zinc (A+Z) had lower survival and higher acute kidney injury (AKI) rates versus prednisone (PRED). We characterize the clinical factors and potential mechanisms associated with AKI development in that trial.

Approach And Results: Data from 147 participants in a multicenter randomized clinical trial (74 A+Z, 73 PRED) were analyzed.

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Aims: We conducted a clinical trial to determine the efficacy of the combination of vitamin E and/or docosahexaenoic acid (DHA) versus placebo in reducing liver fat content after 6 months of intervention in adults with MASLD.

Methods: Adults with MASLD were randomised to one of four treatment arms (vitamin E 1000 mg/daily + DHA 1.89 g/daily or combination arm, vitamin E 1000 mg alone, DHA 1.

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Background And Aims: Comprehensive assessment of pharmacotherapy effects on atherogenic parameters (AP) that influence the risk of cardiovascular disease (CVD) is challenging due to interactions among a large number of parameters that modulate CVD risk.

Methods: We developed an illustrative tool, athero-contour (AC), which incorporates weighted key lipid, lipo- and glycoprotein parameters, to readily illustrate their overall changes following pharmacotherapy. We demonstrate the applicability of AC to assess changes in AP in response to saroglitazar treatment in patients with metabolic associated fatty liver disease (MAFLD) in the EVIDENCES IV study.

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Introduction: Diagnostic paracentesis is recommended for patients with cirrhosis admitted to the hospital, but adherence is suboptimal with unclear impact on clinical outcomes. The aim of this meta-analysis was to assess the outcomes of early vs delayed diagnostic paracentesis among hospitalized patients with cirrhosis and ascites.

Methods: We searched multiple databases for studies comparing early vs delayed diagnostic paracentesis among hospitalized patients with cirrhosis and ascites.

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Introduction: Emergency department (ED)-based care is required for cirrhosis management, yet the burden of cirrhosis-related ED healthcare utilization is understudied. We aimed to describe ED utilization within a statewide health system and compare the outcomes of high ED use (HEDU) vs non-HEDU in individuals with cirrhosis.

Methods: We retrospectively reviewed charts of adults with cirrhosis who presented to any of 16 EDs within the Indiana University Health system in 2021.

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Cavernous sinus syndrome (CSS) is a complex, multifactorial condition that presents with a myriad of signs and symptoms including ptosis, double vision, and headache. We present the case of a 65-year-old woman with a chief concern of left-eye pain, including polio syndrome and hip replacement surgery. Unlike typical CSS cases often linked to tumors, this patient's condition involved a carotid-cavernous fistula (CCF), multiple internal carotid artery aneurysms, and a pericallosal aneurysm, without any associated tumor.

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Article Synopsis
  • - The genetic variant rs641738 C>T is linked to metabolic dysfunction-associated steatotic liver disease (MASH) and is associated with reduced levels of the enzyme MBOAT7, which is important for phospholipid remodeling, impacting liver health and fibrosis levels.
  • - Research on mice showed that restoring MBOAT7 expression helps slow liver fibrosis progression, while silencing it worsens fibrosis despite not affecting fat accumulation in the liver; this is connected to TAZ, a protein that promotes fibrosis.
  • - The study concluded that loss of MBOAT7 leads to changes in liver phospholipids that activate TAZ and increase a profibrotic factor, suggesting a potential for personalized medicine targeting TAZ to
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Tyrosine protein-kinase 2 (TYK2), a member of the Janus kinase family, mediates inflammatory signaling through multiple cytokines, including interferon-α (IFNα), interleukin (IL)-12, and IL-23. Missense mutations in TYK2 are associated with protection against type 1 diabetes (T1D), and inhibition of TYK2 shows promise in the management of other autoimmune conditions. Here, we evaluated the effects of specific TYK2 inhibitors (TYK2is) in pre-clinical models of T1D.

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Article Synopsis
  • The study examined the significance of changes in liver stiffness measurements (LSM) via vibration-controlled transient elastography (VCTE) in patients with non-alcoholic fatty liver disease (NAFLD), particularly focusing on progression to compensated advanced chronic liver disease (cACLD) and its association with liver-related events (LREs).
  • Out of 1,403 participants, 29% progressed to LSM ≥10 kPa, while 44% showed regression to LSM <10 kPa; those who progressed had a significantly higher rate of LREs (16%) compared to those who did not (4%).
  • The findings indicate that monitoring changes in LSM can be a non-invasive
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