Publications by authors named "Ibrahim A Hanouneh"

Hepatocellular carcinoma (HCC) is a highly morbid disease both in the United States and worldwide. Chronic liver inflammation puts people at risk of developing HCC. As chronic liver disease prevalence increases in the United States there can be an expected rise in HCC.

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: Fibroblast growth factor (FGF) 21 is a member of the FGF19 sub-family of signaling molecules. They have been found to act at the localized paracrine/autocrine and systemic endocrine levels because of their extracellular matrix and co-receptor protein binding characteristics. While the molecule circulates systemically, it has specificity conferred by a co-factor binding protein β-Klotho which is preferentially expressed in hepatic and adipose tissues.

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Hepatocellular carcinoma (HCC) is the third most common cause of cancer related death worldwide. Prognosis and treatment options largely depend on tumor stage at diagnosis, with curative treatments only available if detected at an early stage. However, two thirds of patients with HCC are diagnosed at a late stage and not eligible for cure.

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Background: There is paucity of data on alternative drug therapies for patients with autoimmune hepatitis (AIH). Tacrolimus (TAC) is a promising salvage agent. We present a review of TAC therapy in AIH patients.

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Background & Aims: Most patients, even those who have received a liver transplant, achieve a sustained virologic response (SVR) to therapy for hepatitis C virus (HCV) infection. Little is known about the histologic features of liver biopsy specimens collected after SVR, particularly in patients who have received a liver transplant. We aimed to better characterize the histologic features of allograft liver biopsy specimens from patients who achieved SVR to anti-HCV therapy after liver transplantation.

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Aim: To evaluate risk of recidivism on a case-by-case basis.

Methods: From our center's liver transplant program, we selected patients with alcoholic liver disease who were listed for transplant based on Ohio Solid Organ Transplantation Consortium (OSOTC) exception criteria. They were considered to have either a low or medium risk of recidivism, and had at least one or three or more months of abstinence, respectively.

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Background: Current recommended regimens to treat patients with hepatitis C virus (HCV) infection after liver transplantation include the use of ribavirin (RBV). Limited data are available on the efficacy of RBV-free regimens posttransplant, particularly the use of sofosbuvir (SOF)/ledipasvir (LDV) without RBV in this patient population. We aimed to assess the efficacy and safety of SOF/LDV fixed-dose combination without RBV in patients with HCV recurrence posttransplant.

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Nearly 2,000 cases of acute liver failure occur each year in the United States. This disease carries a high mortality rate, and early recognition and transfer to a tertiary medical care center with transplant facilities is critical. This article reviews the definition, epidemiology, etiology, and management of acute liver failure.

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Background: It is not known whether transjugular intrahepatic porto-systemic shunt (TIPS) is safe in patients with advanced liver cirrhosis. The aim of our study was to evaluate the impact of TIPS on transplant-free survival in patients with liver cirrhosis and MELD score ≥15.

Methods: All adult patients who underwent TIPS at our institution between 2004 and 2011 were identified (N = 470).

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Aim: To identify plasma analytes using metabolomics that correlate with the diagnosis and severity of liver disease in patients with alcoholic hepatitis (AH).

Methods: We prospectively recruited patients with cirrhosis from AH (n = 23) and those with cirrhosis with acute decompensation (AD) from etiologies other than alcohol (n = 25). We used mass spectrometry to identify 29 metabolic compounds in plasma samples from fasted subjects.

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Article Synopsis
  • A study evaluated the safety and effectiveness of sofosbuvir (SOF) and simeprevir (SIM) without ribavirin in treating liver transplant recipients with recurrent hepatitis C genotype 1 (HCV GT1).
  • Among 81 patients considered, 67 received the treatment, with high success rates: 90% achieved end-of-treatment virologic response and 88% sustained virologic response (SVR).
  • The treatment was well tolerated, requiring minimal adjustments to immunosuppressive medication, demonstrating promising results for this patient population.
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Immunosuppression in organ transplantation was revolutionary for its time, but technological and population changes cast new light on its use. First, metabolic syndrome (MS) is increasing as a public health issue, concomitantly increasing as an issue for post-orthotopic liver transplantation patients; yet the medications regularly used for immunosuppression contribute to dysfunctional metabolism. Current mainstay immunosuppression involves the use of calcineurin inhibitors; these are potent, but nonspecifically disrupt intracellular signaling in such a way as to exacerbate the impact of MS on the liver.

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Background & Aims: Interferon and ribavirin-free regimens to treat chronic hepatitis C virus (HCV) infection in patients with end stage renal disease are not approved and represent an area of unmet clinical need. We report our experience on the safety and efficacy of sofosbuvir/simeprevir and sofosbuvir/ledipasvir therapy in patients on haemodialysis.

Methods: Patients with chronic HCV infection on haemodialysis were included in this study.

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Background: The incidence of hepatocellular carcinoma (HCC) has increased significantly in United States over the last few decades in parallel with the epidemic of nonalcoholic fatty liver disease (NAFLD). Limited data suggests that HCC could arise in steatotic liver without the presence of cirrhosis. The present study was conducted to characterize patients with NAFLD presenting with HCC in non-cirrhotic liver (NCL) compared to the NAFLD- HCC patients in association with cirrhotic liver (CL).

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Major improvements in the care of liver transplant recipients have mitigated but not eliminated the risk of potentially life-threatening infectious complications. This review provides general information about risk factors, prophylactic strategies, diagnostic workup, and therapy for some of the most commonly encountered infections after liver transplant.

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Objectives: We sought to assess the characteristics of hepatitis C virus-positive young adults who received a liver transplant and to evaluate posttransplant outcomes.

Materials And Methods: United Network for Organ Sharing database was conducted from 1989 to 2012, and retrospective analysis was performed on all hepatitis C virus-positive young adult patients (aged, 8-35 y) who underwent a liver transplant in the United States.

Results: A total of 506 hepatitis C virus subjects were included.

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Nonalcoholic steatohepatitis (NASH) is the hepatic manifestation of obesity and insulin resistance. The aim of this study was to determine the frequency of NASH as an indication for liver transplantation (LT) in children and young adults and to characterize patient and graft survival. The study included all children and young adult patients (up to the age of 40 years) who underwent LT in the United States for NASH cirrhosis from the 1987 to 2012 United Network for Organ Sharing (UNOS) database.

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The interleukin-28B (IL28B) gene contains a single-nucleotide polymorphism at location rs12979860 that affects both the natural history of hepatitis C virus infection and the patient's response to treatment, particularly interferon-based regimens with or without protease inhibitors.

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Bacterial and fungal infections are major causes of morbidity and mortality after liver transplantation (LT). The role of intestinal decontamination in the prevention of post-LT infections is controversial. Rifaximin is widely used for the treatment of hepatic encephalopathy.

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Background & Aims: Selected-ion flow-tube mass spectrometry can precisely identify trace gases in the human breath, in the parts-per-billion range. We investigated whether concentrations of volatile compounds in breath samples correlate with the diagnosis of alcoholic hepatitis (AH) and the severity of liver disease in patients with AH.

Methods: We recruited patients with liver disease from a single tertiary care center.

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