Publications by authors named "Puria Nabilou"

Background: Genetic testing can be used to evaluate disease risk. We evaluated if the use of three Single Nucleotide Polymorphisms (SNPs), alone or combined into a genetic risk score (GRS), can aid identify significant fibrosis in subjects with metabolic dysfunction-associated steatotic liver disease (MASLD).

Methods: We assessed three known risk variants: PNPLA3 rs738409, TM6SF2 rs58542926, and HSD17B13 rs72613567.

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Article Synopsis
  • This study focuses on creating a blood test to identify fibrosis in patients with metabolic dysfunction-associated steatotic liver disease (MASLD) using a gene expression signature found in a mouse model.
  • Researchers developed a biomarker panel made up of three proteins: IGFBP7, SSc5D, and Sema4D, which effectively predicts different levels of liver fibrosis.
  • The new blood-based test shows better accuracy in detecting fibrosis stages compared to existing methods like Fib-4, APRI, and FibroScan, making it a promising tool for diagnosing MASLD-related liver issues.
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Autoimmune liver diseases are associated with an increased risk of diabetes, yet the underlying mechanisms remain unknown. In this cross-sectional study, we investigated the glucose-regulatory disturbances in patients with autoimmune hepatitis (AIH, = 19), primary biliary cholangitis (PBC, = 15), and primary sclerosing cholangitis (PSC, = 6). Healthy individuals ( = 24) and patients with metabolic dysfunction-associated steatotic liver disease (MASLD, = 18) were included as controls.

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Article Synopsis
  • The study investigated the connection between short-chain fatty acids (SCFAs) and metabolic dysfunction-associated steatotic liver disease (MASLD) by examining plasma SCFA levels in 100 MASLD patients and 50 healthy controls.
  • Results showed that MASLD patients had higher levels of certain SCFAs like propionate, formate, and valerate, while acetate levels were significantly lower compared to healthy individuals.
  • The findings suggest that SCFA levels are linked to MASLD and its severity, indicating a need for further research on how gut microbiota may impact this condition and potential treatment options.
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Background: Non-selective beta-blockers (NSBB) are widely used in the treatment of patients with cirrhosis. Only about 50% respond with a sufficient reduction in their hepatic venous pressure gradient (HVPG) and NSBB may induce detrimental cardiac and renal effects in the presence of severe decompensation. We aimed to assess the effects of NSBB on haemodynamics using magnetic resonance imaging (MRI) and to assess if these haemodynamic changes were related to the disease severity and HVPG response.

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Introduction: Portal hypertension exacerbates the disease course of cirrhosis and is responsible for major complications, including bleeding from esophageal varices, ascites, and encephalopathy. More than 40 years ago, Lebrec and colleagues introduced beta-blockers to prevent esophageal bleeding. However, evidence now suggests that beta-blockers may cause adverse reactions in patients with advanced cirrhosis.

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Introduction: Arterial vasodilation and hyperdynamic circulation are considered hallmarks of the pathophysiological mechanisms of decompensation in cirrhosis. However, detailed characterization of peripheral, splanchnic, renal, and cardiac hemodynamic have not previously been published in a spectrum from healthy stage to advanced decompensated liver disease with hepatorenal syndrome-acute kidney injury (HRS-AKI).

Methods: We included 87 patients with cirrhosis and 27 healthy controls in this prospective cohort study.

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Aims: Patients with cirrhosis and portal hypertension are at high risk of developing complications such as variceal hemorrhage, ascites, and cardiac dysfunction, the latter of which is known as cirrhotic cardiomyopathy. Since non-selective beta-blockers (NSBB) may aggravate hemodynamic complications we investigated the effect of real-time propranolol infusion on cardiac function in patients with varying degrees of cirrhosis.

Methods: Thirty-eight patients with Child-Pugh A (n = 17), B (n = 17) and C (n = 4) underwent liver vein catheterization and cardiac magnetic resonance imaging.

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Yersinia pseudotuberculosis is a Gram-negative bacterium causing infection in humans through contaminated water and/or food. The infection commonly occurs as gastroenteritis and fever, abdominal pain due to mesenteric lymphadenitis and diarrhoea. Bacteraemia is rare and is typically seen in immunocompromised patients and occurs with different clinical presentations like Far East scarlet-like fever, splenic abscess, or mimic appendicitis.

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Background: MR elastography can determine organ-related stiffness, which reflects the degree of fibrosis. Liver stiffness increases in cirrhosis, and stiffness increases further post-prandially due to increased portal blood in-flow. Non-selective beta-blockers (NSBB) reduce the portal venous inflow, but their effect on liver and spleen stiffness are disputed.

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