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Chalabianloo F, Høiseth G, Vold JH, Johansson KA, Kringen MK, Dalgard O, Ohldieck C, Druckrey-Fiskaaen KT, Aas C, Løberg EM, Bramness JG, Fadnes LT. Impact of liver fibrosis and clinical characteristics on dose-adjusted serum methadone concentrations. J Addict Dis 2023; 41:53-63. [PMID: 35356868 DOI: 10.1080/10550887.2022.2057140] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
BACKGROUND There is limited knowledge on the causes of large variations in serum methadone concentrations and dose requirements. OBJECTIVES We investigated the impact of the degree of liver fibrosis on dose-adjusted steady-state serum methadone concentrations. METHODS We assessed the clinical and laboratory data of 155 Norwegian patients with opioid use disorder undergoing methadone maintenance treatment in outpatient clinics in the period 2016-2020. A possible association between the degree of liver fibrosis and dose-adjusted serum methadone concentration was explored using a linear mixed-model analysis. RESULTS When adjusted for age, gender, body mass index, and genotypes of CYP2B6 and CYP3A5, the concentration-to-dose ratio of methadone did not increase among the participants with liver fibrosis (Coefficient: 0.70; 95% CI: -2.16, 3.57; P: 0.631), even among those with advanced cirrhosis (-0.50; -4.59, 3.59; 0.810). CONCLUSIONS Although no correlation was found between the degree of liver stiffness and dose-adjusted serum methadone concentration, close clinical monitoring should be considered, especially among patients with advanced cirrhosis. Still, serum methadone measurements can be considered a supplement to clinical assessments, taking into account intra-individual variations.
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Affiliation(s)
- Fatemeh Chalabianloo
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
| | - Gudrun Høiseth
- Department of Forensic Medicine, Oslo University Hospital, Oslo, Norway.,Center for psychopharmacology, Diakonhjemmet Hospital, Oslo, Norway.,Norwegian Center for Addiction Research, University of Oslo, Oslo, Norway
| | - Jørn Henrik Vold
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway.,Division of Psychiatry, Haukeland University Hospital, Bergen, Norway
| | - Kjell Arne Johansson
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
| | | | - Olav Dalgard
- Infectious Disease Department, Akershus University Hospital, Akerhus, Norway.,Institute of Clinical Medicine, University of Oslo, Oslo, Norway
| | - Christian Ohldieck
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway
| | - Karl Trygve Druckrey-Fiskaaen
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
| | - Christer Aas
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
| | - Else-Marie Løberg
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Division of Psychiatry, Haukeland University Hospital, Bergen, Norway.,NORMENT Centre of Excellence, Haukeland University Hospital, Bergen, Norway.,Faculty of Psychology, Department of Clinical Psychology, University of Bergen, Bergen, Norway
| | - Jørgen G Bramness
- Institute of Clinical Medicine, UiT - Norway's Arctic University, Tromsø, Norway.,Department of Alcohol, Tobacco and Drugs, Norwegian Institute of Public Health, Oslo, Norway
| | - Lars Thore Fadnes
- Department of Addiction Medicine, Haukeland University Hospital, Bergen, Norway.,Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
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2
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Zheng H, Li P, Kwok JG, Korrapati A, Li WT, Qu Y, Wang XQ, Kisseleva T, Wang-Rodriguez J, Ongkeko WM. Alcohol and hepatitis virus-dysregulated lncRNAs as potential biomarkers for hepatocellular carcinoma. Oncotarget 2017; 9:224-235. [PMID: 29416609 PMCID: PMC5787460 DOI: 10.18632/oncotarget.22921] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/06/2017] [Accepted: 11/09/2017] [Indexed: 12/28/2022] Open
Abstract
Hepatocellular carcinoma (HCC) is one of the leading causes of cancer-related deaths because of frequent late detection and poor therapeutic outcomes, necessitating the need to identify effective biomarkers for early diagnosis and new therapeutic targets for effective treatment. Long noncoding RNAs (lncRNAs) have emerged as promising molecular markers for diagnosis and treatment. Through analysis of patient samples from The Cancer Genome Atlas database, we identified putative lncRNAs dysregulated in HCC and by its risk factors, hepatitis infection and alcohol consumption. We identified 184 lncRNAs dysregulated in HCC tumors versus paired normal samples, 53 lncRNAs dysregulated in alcohol-drinking patients with hepatitis B, and 5, 456 lncRNAs dysregulated in patients with hepatitis infection. A panel of these candidate lncRNAs’ expressions correlated significantly with patient survival, clinical variables, and known genomic alteration in HCC. Two most significantly dysregulated lncRNAs in our computational analysis, lnc-CFP-1:1 and lnc-CD164L2-1:1, were validated in vitro to be dysregulated by alcohol. Our findings suggest that lncRNAs dysregulated by different etiologies of HCC serve as potential disease markers and can be further investigated to develop personalized prevention, diagnosis, and treatment strategies.
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Affiliation(s)
- Hao Zheng
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - Pinxue Li
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - James G Kwok
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - Avinaash Korrapati
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - Wei Tse Li
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - Yuanhao Qu
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - Xiao Qi Wang
- Department of Surgery, The University of Hong Kong, Pokfulam, Hong Kong, China
| | - Tatiana Kisseleva
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
| | - Jessica Wang-Rodriguez
- Veterans Administration Medical Center and Department of Pathology, University of California, San Diego, La Jolla, California, USA
| | - Weg M Ongkeko
- Department of Surgery, University of California, San Diego, La Jolla, California, USA
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3
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Systematic review and meta-analysis: dairy consumption and hepatocellular carcinoma risk. J Public Health (Oxf) 2017. [DOI: 10.1007/s10389-017-0806-3] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023] Open
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4
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Stroffolini T, Sagnelli E, Gaeta GB, Sagnelli C, Andriulli A, Brancaccio G, Pirisi M, Colloredo G, Morisco F, Furlan C, Almasio PL. Characteristics of liver cirrhosis in Italy: Evidence for a decreasing role of HCV aetiology. Eur J Intern Med 2017; 38:68-72. [PMID: 27836249 DOI: 10.1016/j.ejim.2016.10.012] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/16/2016] [Revised: 09/21/2016] [Accepted: 10/17/2016] [Indexed: 12/24/2022]
Abstract
BACKGROUND Previous cross-sectional studies have shown that hepatitis C virus (HCV) infection had been the main agent associated with liver cirrhosis in Italy. AIM To assess epidemiological, laboratory and clinical features of liver cirrhosis in Italy in 2014. PATIENTS Out of the 2557 consecutive subjects evaluated in 16 hospitals located throughout Italy in 2014, 832 (32.6%) had liver cirrhosis and were enrolled in this study. RESULTS The mean age of subjects was 60.3years, with a male/female ratio of 1.7; 74.9% of cases had Child A cirrhosis and 17.9% superimposed hepatocellular carcinoma. HCV infection, alone or in combination with other aetiologic agents, was responsible of 58.6% of cases, HBV aetiology accounted for the 17.6% and alcohol abuse for the 16.0%. Compared with virus-related cirrhotic patients, those alcohol-related more frequently showed decompensation (p=0.02). CONCLUSIONS Compared to previous surveys performed in 1992 and in 2001, we observe a statistically significant (p<0.05) decreasing role of both HCV infection and alcohol abuse as aetiologic agents of liver cirrhosis in Italy, explaining, at least in part, the slow, progressive decline of the mortality rate for liver cirrhosis in the last decades in this country (from 34.5 deaths/100,000 inhabitants in1980 to 10.8 in 2012).
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Affiliation(s)
- Tommaso Stroffolini
- Department of Tropical and Infectious Diseases, Policlinico Umberto Primo, Rome, Italy
| | - Evangelista Sagnelli
- Department of Mental Health and Public Medicine, Second University of Naples, Italy
| | - Giovanni Battista Gaeta
- Infectious Diseases, Department of Mental and Physical Health and Preventive Medicine, Second University of Naples, Italy
| | - Caterina Sagnelli
- Department of Mental Health and Public Medicine, Second University of Naples, Italy
| | - Angelo Andriulli
- Gastroenterology Unit, Fondazione "Casa Sollievo della Sofferenza" IRCCS Hospital, San Giovanni Rotondo, Foggia, Italy
| | - Giuseppina Brancaccio
- Infectious Diseases, Department of Mental and Physical Health and Preventive Medicine, Second University of Naples, Italy
| | - Mario Pirisi
- Department of Translational Medicine, Università del Piemonte Orientale, Novara, Italy
| | - Guido Colloredo
- Department of Internal Medicine, San Pietro Hospital, Ponte San Pietro, Italy
| | - Filomena Morisco
- Department of Clinical Medicine and Surgery, Gastroenterology Unit, University of Naples "Federico II", Naples, Italy
| | - Caterina Furlan
- Department of Tropical and Infectious Diseases, Policlinico Umberto Primo, Rome, Italy
| | - Piero Luigi Almasio
- Gastroenterology & Hepatology Unit, Di. Bi.MI. S., University of Palermo, Italy.
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Genotyping of coding single nucleotide variants of the hOAT2[SLC22A7] gene in Japanese patients with non-viral liver tumor. GENE REPORTS 2016. [DOI: 10.1016/j.genrep.2016.09.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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6
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Nun-Anan P, Chonprasertsuk S, Siramolpiwat S, Tangaroonsanti A, Bhanthumkomol P, Pornthisarn B, Vilaichone RK. CYP2C19 Genotype Could be a Predictive Factor for Aggressive Manifestations of Hepatocellular Carcinoma Related with Chronic Hepatitis B Infection in Thailand. Asian Pac J Cancer Prev 2016; 16:3253-6. [PMID: 25921128 DOI: 10.7314/apjcp.2015.16.8.3253] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022] Open
Abstract
BACKGROUND Chronic hepatitis B virus (HBV) infection related hepatocellular carcinoma (HCC) is a major health problem in the Asia-Pacific region including Thailand. Several factors have been proposed as contributing to hepatocarcinogenesis. This study was aimed to investigate the impact of CYP2C19 genotypic polymorphism in HCC related to chronic HBV infection in Thailand. MATERIALS AND METHODS A cross-sectional study was performed between April 2014 and January 2015. Chronic HBV patients with HCC (n=50) and without HCC (n=50) were included. Clinical information and blood samples of all patients were collected. The CYP2C19 genotype was determined by polymerase chain reaction-restriction fragment length polymorphism method, and was classified as rapid metabolizer (RM), intermediate metabolizer (IM) or poor metabolizer (PM). RESULTS The CYP2C19 genotype frequencies of RM, IM and PM in HBV patients were found to be 19/50 (38%), 25/50 (50%) and 6/50 (12%), respectively. The CYP2C19 genotype frequencies of RM, IM and PM in HBV with HCC patients were 21/50 (42%), 25/50 (50%) and 4/50 (8%), respectively. The distribution of CYP2C19 genotype was not different between patients with and without HCC. Interestingly, among HBV with HCC patients, the RM genotype of CYP2C19 tended to increase risk of aggressive manifestation (OR=2.89, 95%CI=0.76-11.25, P-value = 0.07), compared with non RM genotype carriers. CONCLUSIONS CYP2C19 genotype IM was the most common genotype in Thai patients with chronic HBV infection. In addition, genotype RM could be an associated factor for aggressive presentation in HCC related to chronic HBV infection.
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Affiliation(s)
- Pongjarat Nun-Anan
- Gastroenterology Unit, Department of Medicine, Faculty of Medicine, Thammasat University Hospital, Pathumthani, and National Gastric Cancer and Helicobacter pylori Research Center, Bangkok, Thailand E-mail :
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7
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Toda M, Kobayashi Y, Koizumi T, Saito K, Ohbayashi M, Kohyama N, Aoki T, Murakami M, Yasuhara H, Yamamoto T. Genetic polymorphism of the human organic solute carrier protein 1 (hOSCP1) gene in Japanese patients with non-viral liver carcinoma. Meta Gene 2014; 2:686-93. [PMID: 25606452 PMCID: PMC4287821 DOI: 10.1016/j.mgene.2014.09.002] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/22/2014] [Revised: 06/28/2014] [Accepted: 09/07/2014] [Indexed: 02/07/2023] Open
Abstract
Human organic solute carrier protein 1 (hOSCP1) is a Na+-independent multispecific organic solute transporter. To date, several studies have revealed that gene mutations of the transporters are likely to be associated with some diseases; however, there are no data concerning the genetic polymorphism of the hOSCP1 gene in Japanese patients with non-viral liver carcinoma (LC). In the present study, we isolated genomic DNA from a normal portion of LC, and analyzed 41 single nucleotide polymorphisms (SNPs) chosen from a database of SNPs (dbSNPs). We found genotype frequencies for 2 non-synonymous SNPs [rs34409118 (Thr131 → Ala) and rs1416840 (Ile219 → Thr)] and 1 synonymous SNP [rs16822954 (Ser193 → Ser)] to be statistically significant when compared with dbSNPs. No statistical significance was observed in rs2275477 (Gly307 → Arg) in the hOSCP1 gene. With respect to the allele frequency, we also observed rs34409118 to be statistically significant. Interestingly, we found that non-viral LC patients do not carry heterozygous mutations in rs1416840 (A/G) and rs16822954 (A/G), suggesting that a non-carrier of heterozygous mutations in these two SNPs might be a biomarker for susceptibility for non-viral LC in Japanese. Further analyses of patients with hOSCP1 variants may elucidate the relationship between the hOSCP1 gene and susceptibility of non-viral LC in Japanese patients.
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Key Words
- AGC2, aspartate glutamate carrier 2
- ALT, alanine aminotransferase
- AST, aspartate aminotransferase
- DNA, deoxyribonucleic acid
- Genetic polymorphism
- HCC, hepatocellular carcinoma
- HCV, hepatitis C virus
- HWE, Hardy–Weinberg equilibrium
- ICC, intrahepatic cholangiocarcinoma
- ICG, indocyanine green test
- LC, liver carcinoma
- LDH, lactate dehydrogenase
- MDR1, multidrug-resistance 1
- NAFLD, non-alcoholic fatty liver disease
- Non-viral liver carcinoma
- OAT, organic anion transporter
- OATP, organic anion transporting polypeptide
- PCR, polymerase chain reaction
- SLC/Slc, solute carrier
- SNPs, single nucleotide polymorphisms
- Transporter
- cSNPs, coding single nucleotide polymorphisms
- hOSCP1
- hOSCP1, human organic solute carrier protein 1
- hURAT1, urate transporter 1
- γ-GTP, γ-glutamyltranspeptidase
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Affiliation(s)
- Mayumi Toda
- Department of Pharmacotherapeutics, Division of Clinical Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Yasuna Kobayashi
- Department of Pharmacotherapeutics, Division of Clinical Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Tomotake Koizumi
- School of Medicine, Department of Gastroenterological and General Surgery, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Koji Saito
- School of Medicine, Department of Pathology, Division of Pathology, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Masayuki Ohbayashi
- Department of Pharmacotherapeutics, Division of Clinical Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Noriko Kohyama
- Department of Pharmacotherapeutics, Division of Clinical Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Takeshi Aoki
- School of Medicine, Department of Gastroenterological and General Surgery, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Masahiko Murakami
- School of Medicine, Department of Gastroenterological and General Surgery, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Hajime Yasuhara
- School of Pharmacy, 2nd Department of Pharmacology, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
| | - Toshinori Yamamoto
- Department of Pharmacotherapeutics, Division of Clinical Pharmacy, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8555, Japan
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8
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Nault JC. Pathogenesis of hepatocellular carcinoma according to aetiology. Best Pract Res Clin Gastroenterol 2014; 28:937-47. [PMID: 25260319 DOI: 10.1016/j.bpg.2014.08.006] [Citation(s) in RCA: 57] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/29/2014] [Accepted: 08/15/2014] [Indexed: 01/31/2023]
Abstract
Hepatocellular carcinoma is related to various etiologies including hepatitis B, hepatitis C, high alcohol intake, aflatoxin B1 and metabolic syndrome. Most of the time HCC developed on cirrhosis. Consequently, the mechanisms of carcinogenesis of these different risk factors are difficult to separate from the events leading to cirrhosis. In contrast, aflatoxin B1 and hepatitis B have a clear direct oncogenic role through point mutations in the TP53 tumour suppressor gene and insertional mutagenesis respectively. Finally, next-generation sequencing and transcriptome analysis will refine our knowledge of the relationship between aetiology and the genetic events that draw the mutational landscape of hepatocellular carcinoma.
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Affiliation(s)
- Jean-Charles Nault
- Inserm, UMR-1162, Génomique fonctionnelle des Tumeurs solides, IUH, Paris, F-75010, France; Université Paris Descartes, Labex Immuno-Oncology, Sorbonne Paris Cité, Faculté de Médecine, Paris, France; Service d'Hépatologie, Hôpital Jean Verdier, AP-HP, Bondy, France; Université Paris 13, Bobigny, France.
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9
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Kudo A, Tanaka S, Ban D, Matsumura S, Irie T, Ochiai T, Nakamura N, Arii S, Tanabe M. Alcohol consumption and recurrence of non-B or non-C hepatocellular carcinoma after hepatectomy: a propensity score analysis. J Gastroenterol 2014; 49:1352-61. [PMID: 24136219 DOI: 10.1007/s00535-013-0899-6] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/29/2013] [Accepted: 10/04/2013] [Indexed: 02/04/2023]
Abstract
BACKGROUND The aim of this study was to identify factors related to the recurrence of non-B or non-C (NBNC) hepatocellular carcinoma (HCC). STUDY DESIGN Between April 2000 and March 2012, out of 621 consecutive HCC patients at our institution, 543 who underwent initial hepatectomy and had no extrahepatic metastases were enrolled in the study. Multivariate analysis were performed to identify risk factors for poor disease-free survival (DFS). RESULTS The 5-year DFS rate of NBNC (34 %) was better than that of hepatitis virus B (30 %, P = 0.011) and hepatitis virus C (21 %, P < 0.0001), significantly. Multivariate analysis revealed NBNC [hazard ratio (HR), 0.5; 95 % CI, 0.4-0.8; P < 0.0001)] to be an independent factor for DFS rate. We constructed a propensity score matching model with the 543 patients, and the 5-year DFS rates with and without severe alcohol liver disease (ALD) were 31.6 and 47.5 %, respectively (P = 0.013). In the 163 NBNC patients, severe ALD, mild ALD, and no ALD were seen in 35, 56, and 72 patients, respectively. Multivariate analysis revealed a vascular invasion into the hepatic vein (HR, 3.3; 95 % CI, 1.7-6.3; P < 0.0001) and severe ALD (HR, 2.0; 95 % CI, 1.1-3.6; P = 0.020) to be independent risk factors for poor DFS. By propensity score matching between mild and severe ALD, the 5-year DFS rates with severe and mild ALD were 26 and 50 %, respectively (P = 0.035). CONCLUSIONS The prognoses of NBNC patients were better than those of patients with viral infections. Among the NBNC patients, preoperative excessive alcohol intake decreased DFS rate of HCC occurrence after surgery.
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Affiliation(s)
- Atsushi Kudo
- Department of Hepatobiliary-Pancreatic Surgery, Graduate School of Medicine, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8519, Japan,
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10
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Molinari M, De Coutere S, Krahn M, Helton S, Urbach DR. Patients' preferences and trade-offs for the treatment of early stage hepatocellular carcinoma. J Surg Res 2014; 189:57-67. [PMID: 24650457 DOI: 10.1016/j.jss.2014.02.015] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/21/2013] [Revised: 01/27/2014] [Accepted: 02/11/2014] [Indexed: 12/12/2022]
Abstract
BACKGROUND Radio frequency ablation (RFA) and hepatic resection (HR) provide similar survival for early stage hepatocellular carcinoma (ES-HCC). Although RFA has a higher recurrence rate, HR is associated with an increased risk of complications and death. When multiple treatments are available, patients should be enabled to direct their preferred therapy. Yet there is lack of knowledge on patients' preferences for the treatment of ES-HCC. The objective of this study was to assess treatment preferences between HR and RFA for ES-HCC. METHODS A cohort of 75 cirrhotic adults was educated about the natural history of HCC, treatment options, and the risks and the benefits of HR and RFA. Probability trade-off interviews were used to elicit participants' preferences between the two treatments and strength of their decisions. RESULTS RFA was preferred by 70% of participants (P = 0.001) who identified the risk of perioperative morbidity and mortality of HR as the main reasons for their decision. Participants changed their minds if HR could provide better 5 (≥15%) and 3-y disease-free survival (≥10%) when compared with RFA. Their preference also changed when RFA had a median ≥8% risk for complications, ≥5% for mortality, ≥8% for nonradical therapy, and ≥5% for tumor seeding. CONCLUSIONS Informed cirrhotic patients prefer RFA for the treatment of ES-HCC. Participants who preferred RFA were more concerned about the risks of perioperative morbidity and mortality of HR than long-term cancer outcomes. Patients' values and attitudes toward risks and benefits for the treatment of ES-HCC should be explicitly elicited and included in multidisciplinary treatment decisions.
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Affiliation(s)
- Michele Molinari
- Department of Surgery, Dalhousie University, Halifax, Nova Scotia, Canada.
| | - Sarah De Coutere
- Department of Surgery, Dalhousie University, Halifax, Nova Scotia, Canada
| | - Murray Krahn
- Department of Medicine, University of Toronto, Toronto, Ontario, Canada
| | - Scott Helton
- Department of Surgery, Virginia Mason Medical Center, Seattle, Washington
| | - David R Urbach
- Department of Surgery, University of Toronto, Toronto, Ontario, Canada
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11
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Bruno S, Saibeni S, Bagnardi V, Vandelli C, De Luca M, Felder M, Fracanzani AL, Prisco C, Vitaliani G, Simone L, Gaeta GB, Stanzione M, Persico M, Furlan C, Stroffolini T, Salerno F, Maisonneuve P, Almasio PL. Mortality risk according to different clinical characteristics of first episode of liver decompensation in cirrhotic patients: a nationwide, prospective, 3-year follow-up study in Italy. Am J Gastroenterol 2013; 108:1112-22. [PMID: 23732467 DOI: 10.1038/ajg.2013.110] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/02/2012] [Accepted: 03/19/2013] [Indexed: 02/07/2023]
Abstract
OBJECTIVES The occurrence of decompensation marks a crucial turning point in the course of cirrhosis. The purpose of this study was to assess the risk of mortality according to the clinical characteristics of first decompensation, considering also the impact of acute-on-chronic liver failure (AoCLF). METHODS We conducted a prospective nationwide inception cohort study in Italy. Decompensation was defined by the presence of ascites, either overt or detected by ultrasonography (UD), gastroesophageal variceal bleeding (GEVB), and hepatic encephalopathy (HE). AoCLF was defined according to the Asian Pacific Association for the Study of the Liver criteria. Multivariable Cox proportional hazards regression was used to analyze the risk of failure (death or orthotopic liver transplantation (OLT)). RESULTS A total of 490 consecutive cirrhotic patients (314 males, mean age 60.9±12.6 years) fulfilled the study criteria. AoCLF was identified in 59 patients (12.0%). Among the remaining 431 patients, ascites were found in 330 patients (76.6%): in 257 (77.8%) as overt ascites and in 73 (22.2%) as UD ascites. GEVB was observed in 77 patients (17.9%) and HE in 30 patients (7.0%). After a median follow-up of 33 months, 24 patients underwent OLT and 125 died. The cumulative incidence of failure (death or OLT) after 1, 2, and 3 years was, respectively, 28, 53, and 62% in patients with AoCLF; 10, 18, and 25% in patients with UD ascites; 17, 31, and 41% in patients with overt ascites; and 8, 12, and 24% in patients with GEVB (P<0.0001). CONCLUSIONS AoCLF is responsible for a relevant proportion of first decompensation in cirrhotic patients and is associated with the poorest outcome. Patients with UD ascites do not have a negligible mortality rate and require clinical monitoring similar to that of patients with overt ascites.
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Affiliation(s)
- Savino Bruno
- Dipartimento di Medicina Interna, A.O. Fatebenefratelli e Oftalmico, Milano, Italy
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12
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Giannini EG, Marenco S, Borgonovo G, Savarino V, Farinati F, Del Poggio P, Rapaccini GL, Anna Di Nolfo M, Benvegnù L, Zoli M, Borzio F, Caturelli E, Chiaramonte M, Trevisani F. Alpha-fetoprotein has no prognostic role in small hepatocellular carcinoma identified during surveillance in compensated cirrhosis. Hepatology 2012; 56:1371-9. [PMID: 22535689 DOI: 10.1002/hep.25814] [Citation(s) in RCA: 112] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
UNLABELLED Alpha-fetoprotein is a tumor marker that has been used for surveillance and diagnosis of hepatocellular carcinoma (HCC) in patients with cirrhosis. The prognostic capability of this marker in patients with HCC has not been clearly defined. In this study our aim was to evaluate the prognostic usefulness of serum alpha-fetoprotein in patients with well-compensated cirrhosis, optimal performance status, and small HCC identified during periodic surveillance ultrasound who were treated with curative intent. Among the 3,027 patients included in the Italian Liver Cancer study group database, we selected 205 Child-Pugh class A and Eastern Cooperative Group Performance Status 0 patients with cirrhosis with a single HCC ≤ 3 cm of diameter diagnosed during surveillance who were treated with curative intent (hepatic resection, liver transplantation, percutaneous ethanol injection, radiofrequency thermal ablation). Patients were subdivided according to alpha-fetoprotein serum levels (i.e., normal ≤ 20 ng/mL; mildly elevated 21-200 ng/mL; markedly elevated >200 ng/mL). Patient survival, as assessed by the Kaplan-Meier method, was not significantly different among the three alpha-fetoprotein classes (P = 0.493). The same result was obtained in the subgroup of patients with a single HCC ≤ 2 cm (P = 0.714). An alpha-fetoprotein serum level of 100 ng/mL identified by receiver operating characteristic curve had inadequate accuracy (area under the curve = 0.536, 95% confidence interval = 0.465-0.606) to discriminate between survivors and deceased patients. CONCLUSION Alpha-fetoprotein serum levels have no prognostic meaning in well-compensated cirrhosis patients with single, small HCC treated with curative intent.
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Affiliation(s)
- Edoardo G Giannini
- Dipartimento di Medicina Interna, Unità di Gastroenterologia, Università di Genova, Italy.
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13
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Qu LS, Chen H, Kuai XL, Xu ZF, Jin F, Zhou GX. Effects of interferon therapy on development of hepatocellular carcinoma in patients with hepatitis C-related cirrhosis: A meta-analysis of randomized controlled trials. Hepatol Res 2012; 42:782-9. [PMID: 22414050 DOI: 10.1111/j.1872-034x.2012.00984.x] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
AIM The role of interferon (IFN) therapy on prevention of hepatocellular carcinoma (HCC) in patients with hepatitis C virus (HCV)-related cirrhosis remains controversial. This meta-analysis aimed to determine whether IFN therapy reduced the incidence of HCC in HCV-related cirrhotic patients. METHODS We performed a meta-analysis including eight randomized controlled trials (RCT) (a total of 1505 patients) to assess the effect of IFN therapy on prevention of HCC in patients with HCV-related cirrhosis. The pooled odds ratios (OR) were calculated using a random or fixed effects model. RESULTS Our results showed that IFN therapy significantly decreased the overall HCC incidence in HCV-related cirrhotic patients (OR, 0.29; 95% confidence interval [CI], 0.10-0.80; P = 0.02). HCC risk in patients who failed to achieve sustained virological response (SVR) in the initial IFN-based treatment was also reduced by maintenance IFN therapy (OR, 0.54; 95% CI, 0.32-0.90; P = 0.02). Subgroup analysis indicated that IFN therapy decreased HCC incidence in HCV-related cirrhotic patients during long-term follow up (>48 months) evidently (OR, 0.25; 95% CI, 0.09-0.67; P = 0.006). However, subgroup analysis of four RCT with short-term follow up (≤48 months) did not demonstrate the significant difference in HCC incidence between IFN-treated cirrhotic patients and controls (OR, 0.78; 95% CI, 0.39-1.55; P = 0.48). CONCLUSION The present study suggested that IFN therapy could efficiently reduce HCC development in patients with HCV-related cirrhosis; this effect was more evident in the subgroup of patients with long-term follow up (>48 months). Patients who received maintenance IFN therapy had a lower risk of HCC than controls.
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Affiliation(s)
- Li-Shuai Qu
- Department of Gastroenterology, Affiliated Hospital of Nantong University, Jiangsu Department of Gastroenterology, Shanghai Xuhui Central Hospital, Shanghai, China
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Sagnelli E, Stroffolini T, Mele A, Imparato M, Sagnelli C, Coppola N, Almasio PL. Impact of comorbidities on the severity of chronic hepatitis B at presentation. World J Gastroenterol 2012; 18:1616-21. [PMID: 22529690 PMCID: PMC3325527 DOI: 10.3748/wjg.v18.i14.1616] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/07/2011] [Revised: 08/04/2011] [Accepted: 02/26/2012] [Indexed: 02/06/2023] Open
Abstract
AIM: To evaluate the clinical relevance of each cofactor on clinical presentation of chronic hepatitis B.
METHODS: Out of 1366 hepatitis B surface antigen (HBsAg) positive subjects consecutively observed in 79 Italian hospitals, 53 (4.3%) showed as the only cofactor hepatitis D virus (HDV) infection [hepatitis B virus (HBV)/HDV group], 130 (9.5%) hepatitis C virus (HCV) (group HBV/HCV), 6 (0.4%) human immunodeficiency virus (HIV) (group HBV/HIV), 138 (10.2%) alcohol abuse (group HBV/alcohol); 109 (8.0%) subjects had at least two cofactors and 924 were in the cofactor-free (CF) group.
RESULTS: Compared with patients in group CF those in group HBV/alcohol were older and more frequently had cirrhosis (P < 0.001), those in group HBV/HDV were younger (P < 0.001), more frequently resided in the south of the country and had cirrhosis (P <0.001), those in group HBV/HCV were older (P < 0.001) and more frequently had cirrhosis (P < 0.001). These cofactors were all independent predictors of liver cirrhosis in HBsAg positive patients. Multivariate analysis showed that an older age [odds ratio (OR) 1.06, 95% CI: 1.05-1.08], alcohol abuse with more than 8 drinks daily (OR 2.89, 95% CI: 1.81-4.62) and anti-HDV positivity (OR 3.48, 95% CI: 2.16-5.58) are all independently associated with liver cirrhosis. This association was found also for anti-HCV positivity in univariate analysis, but it was no longer associated (OR 1.23, 95% CI: 0.84-1.80) at multivariate analysis.
CONCLUSION: Older age, HDV infection and alcohol abuse are the major determinants of severe liver disease in chronic HBV infection, while HCV replication plays a lesser role in the severity of hepatic damage.
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Takeishi K, Shirabe K, Muto J, Toshima T, Taketomi A, Maehara Y. Clinicopathological features and outcomes of young patients with hepatocellular carcinoma after hepatectomy. World J Surg 2011; 35:1063-71. [PMID: 21380583 DOI: 10.1007/s00268-011-1017-7] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
BACKGROUND There are few reports about hepatectomy for young patients with hepatocellular carcinoma (HCC), and the significance of resection for young patients remains unknown. The present study aimed to investigate retrospectively the clinicopathological features and outcomes after hepatectomy of young HCC patients. METHODS Among 610 patients who underwent curative hepatectomy for HCC between January 1987 and December 2007, 13 patients younger than 40 years of age were defined as the young group. Because none of the young group had hepatitis C virus antibodies (HCVAb), 246 patients aged above 40 years without HCVAb were defined as the older group. The clinicopathological findings and outcomes after hepatectomy were compared between the two groups. RESULTS In the young group, 7 patients had hepatitis B surface antigen and 3 other patients had hepatitis B core antibodies. The young group had better liver function but more advanced HCC, with a large tumor size and a high incidence of portal vein invasion compared with the older group. Major hepatectomy was more frequently chosen in the young group than in the older group. There was no significant difference in the incidences of postoperative complications. The overall survival tended to be better in the young group than in the older group (p=0.057). CONCLUSIONS Hepatitis B virus-related HCC was common in the younger group of patients reported here. Although the young patients had advanced HCC, there were no significant differences in the complication rate and the overall survival rate of the young and older groups. Aggressive hepatic resection for young patients would contribute to improved survival and should be recommended.
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Affiliation(s)
- Kazuki Takeishi
- Department of Surgery and Science, Graduate School of Medical Sciences, Kyushu University, 3-1-1, Maidashi, Higashi-ku, Fukuoka, 812-8582, Japan.
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Soresi M, La Spada E, Giannitrapani L, Campagna E, Di Gesaro V, Granà W, Sandonato L, Brancatelli G, Rotolo G, Affronti A, Messina S, Montalto G. Hepatocellular carcinoma: comparison of two different periods at the same center. Eur J Intern Med 2010; 21:127-30. [PMID: 20206885 DOI: 10.1016/j.ejim.2009.12.011] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/23/2009] [Revised: 12/14/2009] [Accepted: 12/18/2009] [Indexed: 12/16/2022]
Abstract
AIMS To analyze the main etiological factors and some clinical characteristics of patients with HCC at diagnosis and to compare them with those we described ten years ago. METHODS 179 patients were included in Group 1, while 132 patients were included in Group 2. For all patients age, sex, serum markers of hepatitis B and C viruses, alcohol consumption, serum alpha feto-protein (AFP) levels and the main liver function parameters at HCC diagnosis were recorded. RESULTS Mean age was 66.0 years for Group 1 and 69.0 for Group 2 (P=0.005). HCV was responsible for 80.3% of HCC cases in Group 2 versus 72% in Group 1 (P=0.005). HBV alone and co-infection of HCV+HBV decreased, but not significantly. In Group 1 only four patients had an underlying normal liver, while in Group 2 no patients showed an underlying normal liver (P=ns). HCC was more frequently associated with Child class A in Group 2 (P=0.0001), whereas in Group 1 it was more frequently associated with class C (P=0.0001). Staging of HCC correlated inversely when patients of Groups 1 and 2 were compared (P<0.03). AFP serum levels were above normal in 72% of cases in Group 1 and in 41.5% in Group 2 (P=0.0001). CONCLUSION This study shows that over the last decade a number of characteristics of patients with HCC in our region have changed, particularly age at onset of HCC, staging of underlying liver disease and staging of HCC.
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Affiliation(s)
- Maurizio Soresi
- Dipartimento di Medicina Clinica e delle Patologie Emergenti, Cattedra di Medicina Interna, Università di Palermo, Italy
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Abstract
Caring for patients with cirrhosis requires special consideration. The role of the hepatologist is to assist the primary care physician in caring for such patients. This involves an active role in immunizations, lifestyle modifications, and providing instructions on when to go to the emergency room (ER). There are also specific recommendations geared toward the patient with cirrhosis relating to slowing down the disease process, maintaining quality of life, and improving survival.
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Affiliation(s)
- Gaurav Mehta
- Division of Gastroenterology and Hepatology, Department of Medicine, Drexel University College of Medicine, Mail Stop 913, 5th Floor, 219 N. Broad Street, Philadelphia, PA 19107, USA
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18
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Biasiolo A, Chemello L, Quarta S, Cavalletto L, Bortolotti F, Caberlotto C, Beneduce L, Bernardinello E, Tono N, Fassina G, Gatta A, Pontisso P. Monitoring SCCA-IgM complexes in serum predicts liver disease progression in patients with chronic hepatitis. J Viral Hepat 2008; 15:246-9. [PMID: 18248333 DOI: 10.1111/j.1365-2893.2007.00935.x] [Citation(s) in RCA: 30] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
About 30% of the patients with chronic hepatitis develop a progressive liver disease and one of the most intriguing issues is the detection of noninvasive markers for fibrosis stage and disease progression. High levels of squamous cell carcinoma antigen (SCCA)-immunoglobulin M (IgM) are detectable in hepatocellular carcinoma and their increase in cirrhotic patients can predict tumour development. As SCCA-IgM can also be detectable at low percentages in patients with chronic hepatitis, the aim of this study was to assess SCCA-IgM complexes in relation to disease outcome in this group of patients. An ELISA assay was used to determine the presence of SCCA-IgM in 188 patients with chronic hepatitis and in 100 controls. An additional serum sample was available after a median period of 6 years in 57 untreated patients: these patients were subdivided in group A, including eight patients with a fibrosis score increase > or =2 in a second liver biopsy and group B, including 49 patients without fibrosis progression during a similar follow up. SCCA-IgM complexes were detectable in 63 of 188 (33%) patients but in none of the controls. A significant increase of SCCA-IgM levels over time was observed in patients with fibrosis progression (mean +/- SD: 117 +/- 200 U/mL/year), but not in those without histologic deterioration (mean +/- SD: -8.8 +/- 31 U/mL/year, P < 0.0001). In conclusion, monitoring SCCA-IgM levels over time appears a useful approach to identify patients with chronic hepatitis at higher risk for cirrhosis development.
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Affiliation(s)
- A Biasiolo
- Clinica Medica 5, Department of Clinical and Experimental Medicine, University of Padova, Padova, Italy
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Isaguliants MG. Functionality of the immune system in patients with chronic hepatitis C: trial by superinfections and vaccinations. Expert Rev Vaccines 2007; 6:527-37. [PMID: 17669007 DOI: 10.1586/14760584.6.4.527] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Viral infections, specifically chronic, markedly influence the host response to subsequent infections and vaccinations. Does this apply to chronic hepatitis C (CHC)? The review considers this question with implications for the immune status and functionality of the immune system of a chronically HCV-infected host. The data collected here indicate that CHC may increase the risk of viral superinfections and modify their course by immunocompromising the host. Patients with CHC do not lose the 'memory' of previous infections and vaccinations but, apparently, have problems with building such immunity anew, as illustrated by their impaired response to hepatitis A and B vaccinations. This underlines the necessity of extra protection of CHC patients against blood-borne diseases, hepatitis A, possibly also varicella, influenza, tetanus, and diphtheria - immunity to which, in the Western population, appears to falter. Such immune protection has to be adapted to selective impairments of immune response characteristic to CHC. Some approaches to this are reviewed here and more need to be elaborated. Special attention has to be given to CHC patients who do not respond to common vaccines; further studies in this field are of great interest.
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Affiliation(s)
- Maria G Isaguliants
- Swedish Institute for Infectious Disease Control, Department of Virology, Stockholm, SE 17182, Sweden; and, Ivanovsky Institute of Virology, Moscow, 123098, Russia.
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Stroffolini T, Sagnelli E, Mele A, Almasio P. Trends of aetiological factors of hepatocellular carcinoma in Italy. Dig Liver Dis 2005; 37:985-6. [PMID: 16169300 DOI: 10.1016/j.dld.2005.07.002] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/23/2005] [Accepted: 07/04/2005] [Indexed: 12/11/2022]
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Ferré N, Marsillach J, Camps J, Rull A, Coll B, Tous M, Joven J. Genetic association of paraoxonase-1 polymorphisms and chronic hepatitis C virus infection. Clin Chim Acta 2005; 361:206-10. [PMID: 15993873 DOI: 10.1016/j.cccn.2005.05.024] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/13/2005] [Revised: 05/18/2005] [Accepted: 05/18/2005] [Indexed: 11/22/2022]
Abstract
BACKGROUND Hepatitis C virus infection is associated with hepatic free radical formation and enhanced lipid peroxidation and an individual's antioxidant status may play an important role. Paraoxonase-1 is an esterase that degrades oxidised lipids. In the present study, we investigated the genetic association of the most important paraoxonase-1 gene polymorphisms and the susceptibility to HCV-related chronic hepatitis. METHODS Paraoxonase-1 polymorphisms at positions -107, 55 and 192 were analysed from the genomic DNA of 186 patients and 386 healthy volunteers, as well as the serum concentration of total peroxides and standard biochemical tests. RESULTS Patients with chronic hepatitis had a higher frequency of the RR isoform of the 192 polymorphism than healthy subjects (13% vs. 7%, P<0.05). There were no significant differences with respect to the -107 and 55 polymorphisms. The plasma concentration of peroxides was higher in patients with chronic hepatitis [349.5 (246.2-479.8) vs. 115.4 (95.7-172.3) mumol/L; P<0.001]. CONCLUSIONS The present study suggests that the paraoxonase-1 192 polymorphism contributes, together with other polymorphisms, to the variations in the host response to HCV infection.
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Affiliation(s)
- Natàlia Ferré
- DNA Unit, Centre de Diagnòstic Biomèdic, IDIBAPS, Hospital Clínic Universitari, C. Villarroel 170, 08036-Barcelona, Spain
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22
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Sagnelli E, Stroffolini T, Mele A, Almasio P, Coppola N, Ferrigno L, Scolastico C, Onofrio M, Imparato M, Filippini P. The importance of HCV on the burden of chronic liver disease in Italy: a multicenter prevalence study of 9,997 cases. J Med Virol 2005; 75:522-7. [PMID: 15714480 DOI: 10.1002/jmv.20313] [Citation(s) in RCA: 87] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
Knowledge of the current epidemiology of chronic liver disease in Italy is mostly obsolete and fragmentary for the lack of up-to-date consistent data. In 2001, a 6-month prevalence study was undertaken in 79 hospitals to assess the characteristics of chronic liver disease in Italy. Both prevalent and incident cases were enrolled. A total of 9,997 patients were recruited, of whom 939 (9.4%) had normal liver biochemistry, 6,210 (62.1%) had chronic hepatitis, 1,940 (19.4%) had liver cirrhosis, and 341 (3.4%) had hepatocellular carcinoma (HCC). In 567 patients (5.7%) the diagnosis was not established. Hepatitis C virus (HCV) was found in 69.9% of the patients and was the only etiological factor in 56.3% of all the patients. Hepatitis B surface antigen (HBsAg) was present in the serum of 13.4% of the cases (in 10% it was the only etiological factor). A history of alcohol abuse was found in 23% of the cases (9.4% without viral infection). The prevalence of HCV-related cases was significantly lower in incident than in prevalent cases (44.9% vs. 59.9%, P < 0.0001), while the proportion of patients with alcohol abuse was much higher in incident than in prevalent cases (18.1% vs. 6.6%, P < 0.0001). These findings indicate that nearly one quarter of patients with chronic liver diseases in Italy have a severe disease such as liver cirrhosis and HCC represents a not negligible burden for the national health system. Hepatitis B fell in importance as an etiological factor. Hepatitis C is the important pathogenic factor for chronic liver disease in Italy. However, a comparison between the prevalent and incident cases suggests that in future HCV infection will also play a progressively decreasing role, in part as a consequence of treatment.
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Affiliation(s)
- Evangelista Sagnelli
- Infectious Disease Unit, Department of Public Medicine, 2nd University of Naples, c/o Ospedale Gesù e Maria, via D. Cotugno 1, 80135 Naples, Italy.
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Stroffolini T, Sagnelli E, Mele A, Craxì A, Almasio P. The aetiology of chronic hepatitis in Italy: results from a multicentre national study. Dig Liver Dis 2004; 36:829-33. [PMID: 15646431 DOI: 10.1016/j.dld.2004.07.013] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND No recent national-level data on the aetiology of chronic hepatitis are available in Italy. AIM To evaluate the current aetiology of chronic hepatitis in Italy. PATIENTS A total of 6210 chronic hepatitis patients (both prevalence and incident cases) consecutively admitted to 79 hospitals located throughout Italy were enrolled over a 6-month period in 2001. The hospitals were randomly selected through systematic cluster sampling. RESULTS The main agent associated with chronic hepatitis was hepatitis C virus, which was found in 76.5% of the patients (in 62.6% it was the only aetiologic factor). Hepatitis B surface antigen was present in the serum of 12.2% of the cases (in 9.2% it was the only aetiologic factor). Hepatitis B e antigen and hepatitis Delta were detected in 16.6% and 7.0%, respectively, of hepatitis B surface antigen-positive patients. A history of alcohol abuse was found in 19.2% of the cases (5.5% without viral infection). Autoimmune hepatitis and inborn metabolic disorders were extremely rare. The prevalence of hepatitis C virus-related cases was significantly lower in incident cases, compared to prevalent cases (55.1% versus 65.0%; p < 0.01). The mean alanine aminotransferase level was significantly higher in hepatitis B surface antigen-positive patients, compared to hepatitis B surface antigen-negative patients. The histology was less severe in non-viral-related cases. CONCLUSIONS Hepatitis C virus is the most important pathogenic factor for chronic hepatitis in Italy; however, the comparison between prevalent and incident cases suggests that this infection will play a less important role in the future. A comparison with previous reports shows that both hepatitis B virus-related and hepatitis Delta virus-related cases are decreasing.
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Affiliation(s)
- T Stroffolini
- Laboratory of Epidemiology, Istituto Superiore di Sanità, Viale Regina Elena 299, Rome 00161, Italy.
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24
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Abstract
More than 18 million adults in the United States abuse alcohol, a prevalence 5 times higher than that of hepatitis C. Chronic alcohol use of greater than 80 g/day for more than 10 years increases the risk for hepatocellular carcinoma (HCC) approximately 5-fold; alcohol use of less than 80 g/day is associated with a nonsignificant increased risk for HCC. The risk for HCC in decompensated alcohol induced cirrhosis approaches 1% per year. The risk does not decrease with abstinence, and HCC can occur in a noncirrhotic liver. Alcohol use in chronic hepatitis C doubles the risk for HCC as compared with the risk in hepatitis C alone. Furthermore, there may be synergism between alcohol and hepatitis C in the development of HCC, and in these patients HCC may occur at an earlier age and the HCC may be histologically more advanced. Studies in the United States and Italy suggest that alcohol is the most common cause of HCC (accounting for 32%-45% of HCC). The mechanisms by which alcohol causes HCC are incompletely understood, but may include chromosomal loss, oxidative stress, a decreased retinoic acid level in the liver, altered DNA methylation, and genetic susceptibility. Alcohol use is increasing in many countries, suggesting that alcohol will continue to be a common cause of HCC throughout the world.
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Affiliation(s)
- Timothy R Morgan
- Gastroenterology Section, VA Medical Center, Long Beach, California, USA.
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Fabris P, Floreani A, Carlotto A, Giordani MT, Baldo V, Stecca C, Marchioro L, Tramarin A, Bertin T, Negro F, de Lalla F. Alcohol is an important co-factor for both steatosis and fibrosis in Northern Italian patients with chronic hepatitis C. J Hepatol 2004; 41:644-51. [PMID: 15464246 DOI: 10.1016/j.jhep.2004.06.014] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/27/2004] [Revised: 05/25/2004] [Accepted: 06/22/2004] [Indexed: 12/19/2022]
Abstract
BACKGROUND/AIMS Steatosis in patients with chronic hepatitis C (CHC) may be the result of both viral and host factors. To evaluate: (1) the relationship between steatosis and either host or viral factors; (2) the correlation between steatosis and fibrosis in patients with CHC. METHODS A consecutive series of 349 patients were evaluated for steatosis. At liver biopsy, patients were tested for virological, and laboratory analysis and questioned for alcohol consumption. RESULTS Logistic regression analysis demonstrated that steatosis was independently associated with genotype 3a (odds ratio, OR 3.5), alcohol intake at the time of biopsy (OR 2.6) and age >35 years (OR 2.7). In multivariate analysis the presence of fibrosis was associated with past alcohol abuse (OR 3.7), and age older than 44 years (OR 2.2). Overall, a weak correlation was found between grade of steatosis and fibrosis score (r=0.861, P=0.05), which disappeared excluding patients without past or current alcohol intake. A direct correlation emerged between grade of steatosis and both 'grading' and 'staging' only in patients with genotypes other than 3a. CONCLUSIONS Genotype 3a is the main risk factor for steatosis in patients with CHC. The grade of steatosis correlated with both grading and staging only in patients with genotypes other than 3a and this relationship is strictly linked to alcohol consumption.
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Affiliation(s)
- Paolo Fabris
- Department of Infectious Diseases and Tropical Medicine, S. Bortolo Hospital, Viale Rodolfi 37, Vicenza, Italy.
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Pasta L, Pietrosi G, Marrone C, D'Amico G, D'Amico M, Licata A, Misiano G, Madonia S, Mercadante F, Pagliaro L. C4BQ0: a genetic marker of familial HCV-related liver cirrhosis. Dig Liver Dis 2004; 36:471-7. [PMID: 15285527 DOI: 10.1016/j.dld.2004.02.007] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND AND METHODS Host may have a role in the evolution of chronic HCV liver disease. We performed two cross-sectional prospective studies to evaluate the prevalence of cirrhosis in first degree relatives of patients with cirrhosis and the role of two major histocompatibility complex class III alleles BF and C4 versus HCV as risk factors for familial clustering. FINDINGS Ninety-three (18.6%) of 500 patients with cirrhosis had at least one cirrhotic first degree relative as compared to 13 (2.6%) of 500 controls, (OR 7.38; CI 4.21-12.9). C4BQ0 was significantly more frequent in the 93 cirrhotic patients than in 93 cirrhotic controls without familiarity (Hardy-Weinberg equilibrium: chi2 5.76, P = 0.016) and in 20 families with versus 20 without aggregation of HCV related cirrhosis (29.2% versus 11.3%, P = 0.001); the association C4BQ0-HCV was found almost only in cirrhotic patients with a family history of liver cirrhosis. CONCLUSIONS Our studies support the value of C4BQ0 as a risk indicator of familial HCV related cirrhosis.
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Affiliation(s)
- L Pasta
- Department of Medicine and Pneumology, V Cervello Hospital, Via Trabucco 180, 90146 Palermo, Italy.
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Stroffolini T, Sagnelli E, Almasio P, Ferrigno L, Craxì A, Mele A. Characteristics of liver cirrhosis in Italy: results from a multicenter national study. Dig Liver Dis 2004; 36:56-60. [PMID: 14971816 DOI: 10.1016/j.dld.2003.07.007] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND In 1992, the characteristics of liver cirrhosis in Italy were assessed in a cross-sectional study among 1829 cirrhosis patients attending 21 tertiary centres. AIM To evaluate the characteristics of cirrhosis patients 9 years later. PATIENTS A total of 2185 consecutive cirrhosis patients were enrolled over a 6-month period in 79 hospitals located throughout Italy, randomly selected by means of systematic cluster sampling. RESULTS The main agent associated with cirrhosis was hepatitis C virus, which was found in 69.9% of the patients and was the only etiologic factor in 51.1% of the patients. Hepatitis B surface antigen was present in the serum of 13.0% of the cases (in 7.3%, it was the only etiologic factor). A history of alcohol abuse was found in 31.9% of the cases (12.4% without viral infection). Patients with hepatitis C virus-related cirrhosis were older (mean age of 64.4 years) and more likely to be female (male:female ratio of 0.7), compared to patients with other pathogenic factors. Virus-related cirrhosis was more likely to be observed in southern Italy, whereas alcohol-related cirrhosis was prevalent in the North. CONCLUSIONS As found in the 1992 study, the results of the present study show that in Italy, liver cirrhosis is mainly associated with hepatitis C virus infection, reflecting the high prevalence of this infection in the general population.
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Affiliation(s)
- T Stroffolini
- Clinical Epidemiology Unit, Laboratory of Epidemiology and Biostatistics, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy.
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Gaeta GB, Stornaiuolo G, Precone DF, Lobello S, Chiaramonte M, Stroffolini T, Colucci G, Rizzetto M. Epidemiological and clinical burden of chronic hepatitis B virus/hepatitis C virus infection. A multicenter Italian study. J Hepatol 2003; 39:1036-41. [PMID: 14642623 DOI: 10.1016/s0168-8278(03)00470-7] [Citation(s) in RCA: 122] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
BACKGROUND/AIMS This study assess prevalence, risk factors, and clinical and virological features of dual hepatitis B virus (HBV)/hepatitis C virus (HCV) infection. METHODS We evaluated 837 hepatitis B surface antigen positive patients, prospectively enrolled in 14 Italian units. RESULTS Anti-HCV was present in 59 cases (7%); age specific prevalences were 4.5% (0-30 years), 4.4% (>30-50) and 14% (>50). Independent predictors of dual infection were age >42 years, history of I.V. drug use (IDU), blood transfusion and residence in the South of the country. The strength of the association with IDU was high, but this exposure accounted for five coinfection cases only. Cirrhosis was present in 107 of the 709 patients with HBV alone (15.1%), in 30 of 69 with hepatitis D virus coinfection (43%) and in 17 of 59 with HCV coinfection (28.8%); a light alcohol use was marginally associated with cirrhosis. Of 36 B/C coinfected patients, 16 (44.4%) had only HBV-DNA in serum, (median age=47.5 years) five (13.9%) had both HBV-DNA and HCV-RNA (age=53), nine (25%) had HCV-RNA alone (age=59) and six (16.7%) tested negative for both. CONCLUSIONS This study depicts the epidemiological and clinical burden of dual HBV/HCV infection in Italy.
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Affiliation(s)
- Giovanni B Gaeta
- Department of Medicine and Public Health, Unit of Infectious Diseases, Second University of Naples, Via Cotugno, 1 C/O Osp. Gesù e Maria, 80135 Naples, Italy.
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Abstract
Primary biliary cirrhosis is predominantly seen in middle-aged women. Typical symptoms are fatigue, pruritus, and abdominal pain. Jaundice develops in the endstage disease. At presentation, about 40% of the patients are asymptomatic, but 30% to 50% already have hepatomegaly, and 15% present with splenomegaly. Even patients with fully developed liver cirrhosis may be free of symptoms. Abnormal physical signs and advanced histological stage are more frequent in symptomatic than in asymptomatic patients. Fatigue, pruritus, and Sjögren's syndrome are more common in women than men, but other signs and symptoms do not differ in the two sexes. PBC is associated with a large variety of other diseases, like arthropathy, CREST syndrome, autoimmune thyroiditis, and so on, which in addition will or will not produce symptoms. Hepatocellular carcinoma is a rare complication in women, but more frequent in men. Diagnosis can be established by the triad antimitochondrial antibodies (AMA), cholestatic indices, and liver histology, diagnostic or compatible with PBC. When AMA are not detected, then antinuclear antibodies (autoantibodies against gp.210 and others) can be detected in 50% of AMA-negative patients. AMA titers do not correlate with the course of the disease nor histological progression. After liver transplantation, AMA recur in nearly 100%. The liver enzyme pattern in PBC patients is cholestatic: alkaline phosphatase and gammaglutamyltransferase increase to 10 or more times the upper limit of normal. The amount of enzymes does not correlate with disease progression or stage of the disease. The only prognostic factor in PBC is serum bilirubin. AMA-negative patients account for about 10% to 15%. Routine biochemical tests are not different from AMA-positive patients, but usually higher ANA, SMA, and IgG concentrations are detected. Histologically, it is PBC. The overlap-syndrome, autoimmune hepatitis-PBC presents with the histological features of autoimmune hepatitis and PBC, with AMA, ANA, or SMA. Imaging procedures are not helpful for the diagnosis of PBC, except for liver histology. Histologically, four different stages can be assessed, ranging from florid bile duct lesions, ductular proliferation, and fibrosis to liver cirrhosis. Liver histology is of interest for the assessment of the diagnosis and for staging of the disease.
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Affiliation(s)
- Ulrich Leuschner
- Johann Wolfgang Goethe University, Medical Clinic II, Theodor Stern Kai 7, Frankfurt am Main, Germany.
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30
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Rossi L, Leveri M, Gritti C, De Silvestri A, Zavaglia C, Sonzogni L, Silvestri L, Civardi E, Mondelli MU, Silini EM. Genetic polymorphisms of steroid hormone metabolizing enzymes and risk of liver cancer in hepatitis C-infected patients. J Hepatol 2003; 39:564-70. [PMID: 12971967 DOI: 10.1016/s0168-8278(03)00355-6] [Citation(s) in RCA: 19] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
BACKGROUND/AIMS Genetic polymorphisms of enzymes involved in hormone metabolism can influence hormonal activities and risk of hormone-dependent cancers. As progression of chronic hepatitis C and risk of liver cancer is higher in males than in females, we evaluated whether the polymorphisms of three enzymes participating in the pathway of estrogen and androgen biosynthesis and inactivation, 5alpha-reductase type II (SRD5A2), cytochrome P450c17alpha (CYP17) and catechol-O-methyltransferase (COMT), might affect the expression of hepatitis C virus (HCV)-related liver disease. METHODS The study included 78 healthy subjects and 387 HCV patients: 100 asymptomatic carriers, 105 hepatitis, 90 cirrhosis and 92 hepatocellular carcinomas (HCC). Variant positions SRD5A2 V89L and A49T, CYP17 (-34)T/C and COMT V108M were analysed by polymerase chain reaction and restriction fragment length polymorphism. A cross-sectional study of association was performed, considering carriers as reference category. RESULTS The CYP17 (-34)C/C genotype was over-represented in HCC patients as compared to carriers (22.5 vs. 11.2%, odds ratio (OR): 2.29, P: 0.05). Females mostly contributed to this association (OR: 4.95, P: 0.01) and OR values increased in post-menopausal women (OR: 6.00, P: 0.03). No differences were observed for SRD5A2 and COMT gene polymorphisms. CONCLUSIONS CYP17 high-activity alleles associated with increased circulating levels of estrogens and androgens may affect liver cancer risk in HCV-infected women.
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Affiliation(s)
- Laura Rossi
- ASAEV, Via Garibaldi 13, 24040 Bonate Sotto (BG), Italy.
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31
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Quaglio GL, Lugoboni F, Pajusco B, Sarti M, Talamini G, Mezzelani P, Des Jarlais DC. Hepatitis C virus infection: prevalence, predictor variables and prevention opportunities among drug users in Italy. J Viral Hepat 2003; 10:394-400. [PMID: 12969192 DOI: 10.1046/j.1365-2893.2003.00448.x] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
The study assessed rates and predictor variables of hepatitis C virus (HCV) infection among drug users receiving pharmacological treatment for opiates addiction. There was a large cohort study in 16 public centres for drug users in north-eastern Italy, with data collected by standardized face-to-face interviews between February 2001 and August 2001. Of 1095 participants, 74.2% were HCV seropositive. Anti-HCV status was independently associated with duration of drug use of over 10 years, injecting as a route of drug administration, and hepatitis B virus (HBV) and human immunodeficiency virus (HIV) seropositivity. Further statistical analysis was conducted by dividing the subjects on the basis of the duration of heroin use: more or <10 years. In the multivariate analyses, route of drug administration and HBV status were associated with HCV seropositivity among both groups. Less education was associated with HCV among the shorter term drug users. HIV status and having a sexual partner with a history of drug use were associated with HCV seropositivity among the longer term drug users. Half of the short-term heroin users were still HCV seronegative when starting treatment, suggesting opportunities for reducing new HCV infections. Remarkable was the relationship between vaccination for hepatitis B and HCV serostatus. Being HBV seropositive was strongly associated with being HCV seropositive. But heroin users who had been vaccinated for HBV were not significantly more likely to be HCV seropositive than heroin users who were HBV seronegative. HBV vaccination does not provide biological protection against HCV; however, vaccinating heroin users against HBV may help to create a stronger pro-health attitude among heroin users, leading to a reduction in HCV risk behaviour.
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Affiliation(s)
- G L Quaglio
- Medical Service for Addictive Disorders, Department of Internal Medicine, University of Verona, Verona, Italy.
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32
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Bianco E, Stroffolini T, Spada E, Szklo A, Marzolini F, Ragni P, Gallo G, Balocchini E, Parlato A, Sangalli M, Lopalco PL, Zotti C. Case fatality rate of acute viral hepatitis in Italy: 1995-2000. An update. Dig Liver Dis 2003; 35:404-8. [PMID: 12868676 DOI: 10.1016/s1590-8658(03)00157-9] [Citation(s) in RCA: 45] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND Fulminant hepatic failure is the most serious complication of viral hepatitis. Although this event occurs rarely, it may be fatal. AIMS To evaluate the case fatality rate (several deaths divided by number of cases x 100) for each viral hepatitis type in Italy from 1995 to 2000. PATIENTS Acute hepatitis cases identified by the surveillance system for acute viral hepatitis, which covers approximately 58% of the Italian population. RESULTS Twenty-five deaths (0.1%) occurred among the 18 460 acute viral hepatitis cases observed from 1995 to 2000, a rate threefold lower than the 0.3% reported during the period 1985-1994. The highest case fatality rate (0.4%) was seen for acute hepatitis B (18 deaths among 4257 cases). Only one death (0.01%) occurred among the 11 063 acute hepatitis A cases and two deaths (0.1%) among the 1536 acute hepatitis C cases. No deaths were observed among the 309 acute hepatitis A cases superimposed on chronic HBsAg carriers and the 166 superimposed on chronic HCV carriers. Intravenous drug use (22.2% of cases) and other parenteral exposures (22.2% of cases) were the most frequent non-mutually exclusive sources of infection reported by subjects who died of acute hepatitis B. CONCLUSIONS Analysis of surveillance system data from 1995 to 2000 indicates that, in Italy, deaths due to acute viral hepatitis are rare, but most commonly observed with acute hepatitis B. There is no evidence that acute hepatitis A may be fatal in chronic HBsAg or HCV carriers. The overall better survival rate may probably reflect improvements in the treatment of fulminant hepatitis in the last few years in Italy.
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Affiliation(s)
- E Bianco
- Laboratory of Epidemiology and Biostatistics, Istituto Superiore di Sanità, Rome, Italy
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33
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Silvestri L, Sonzogni L, De Silvestri A, Gritti C, Foti L, Zavaglia C, Leveri M, Cividini A, Mondelli MU, Civardi E, Silini EM. CYP enzyme polymorphisms and susceptibility to HCV-related chronic liver disease and liver cancer. Int J Cancer 2003; 104:310-7. [PMID: 12569554 DOI: 10.1002/ijc.10937] [Citation(s) in RCA: 55] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
Cancer risk can be influenced by the exposure to endogenous or environmental toxins. Polymorphic enzymes involved in the metabolic activation/detoxification of carcinogens may account for individual variations of risk. We studied the polymorphisms of five enzymes of the P450 superfamily, CYP1A1, CYP1A2, CYP2D6, CYP2E1 and CY3A4, as risk factors for liver disease progression and cancer in hepatitis C virus-infected patients. CYP genotyping was performed by polymerase chain reaction (PCR) restriction fragment length polymorphism or allele-specific PCR. Different stages of disease were considered, as follows: 90 asymptomatic carriers and 87 chronic hepatitis, 92 cirrhosis and 91 hepatocellular carcinoma (HCC) cases. Reference allele frequencies were obtained from 99 blood donors. Allele distributions among categories were compared using the chi(2) test. Odds ratios (ORs) and 95% confidence intervals (CIs) were calculated to express relative risks. Independent associations were modeled by correspondence analysis and logistic regression. Frequencies of the CYP1A1 highly inducible alleles, MspI m2 and Val, were increased in liver disease patients compared with carriers; no specific association with HCC was found. The high-activity CYP2E1 c2 allele was underrepresented among HCC patients with respect to other HCV categories, including cirrhosis. CYP2D6 poor metabolizer (PM) genotypes were significantly more frequent in healthy subjects (7.1%) and carriers (11.1%) than in hepatitis/cirrhosis (4.6%) and HCC (1.2%) patients. This was confirmed by multivariable analysis. PM genotypes protected against progressive disease as ORs reduced proportionally to stage. The age at diagnosis for HCC was anticipated in non-PM individuals. No differences were seen for CYP1A2 and CYP3A4 genes. Polymorphic variants of CYP genes may contribute to the progression of liver disease and HCC risk in HCV-infected subjects.
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Affiliation(s)
- Laura Silvestri
- Associazione Studi Avanzati Epatiti Virali, Bonate Sotto (BG), Italy
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34
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Gaeta GB, Stornaiuolo G, Precone DF, Amendola A, Zanetti AR. Immunogenicity and safety of an adjuvanted influenza vaccine in patients with decompensated cirrhosis. Vaccine 2002; 20 Suppl 5:B33-5. [PMID: 12477416 DOI: 10.1016/s0264-410x(02)00510-8] [Citation(s) in RCA: 31] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The immunogenicity and tolerability of an adjuvanted trivalent influenza vaccine was evaluated in 20 patients with cirrhosis due to chronic HBV or HCV infections and eight healthy age matched controls. Seroconversion or a four-fold or greater increase in HI antibody titres to each antigen occurred in 75-85% of the patients and in 100% of the controls. One month after vaccination, the geometric mean antibody titres were significantly higher than baseline in both groups of vaccinees. A mild and transient erythema at the inoculation site was the only side effect for both groups. The results justify the use of an adjuvanted influenza vaccine, given as single-dose, in patients with advanced liver disease.
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Affiliation(s)
- Giovanni B Gaeta
- Unit of Infectious Diseases, Second University of Naples, Naples, Italy
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35
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Abstract
Chronic infection with hepatitis C virus (HCV) is a major risk factor for development of hepatocellular carcinoma (HCC). In general, HCC develops only after 2 or more decades of HCV infection and the increased risk is restricted largely to patients with cirrhosis or advanced fibrosis. Factors that predispose to HCC among HCV-infected persons include male sex, older age, hepatitis B virus (HBV) coinfection, heavy alcohol intake, and possibly diabetes and a transfusion-related source of HCV infection. Viral factors play a minor role. The likelihood of development of HCC among HCV-infected persons is difficult to determine because of the paucity of adequate long-term cohort studies; the best estimate is 1% to 3% after 30 years. Once cirrhosis is established, however, HCC develops at an annual rate of 1% to 4%. Successful antiviral therapy of patients with HCV-related cirrhosis may reduce the future risk for HCC. The incidence of and mortality caused by all HCC has doubled in the United States over the past 25 years, an increase that has affected all ethnic groups, both sexes, and younger age groups. Given the current prevalence of HCV infection among persons 30 to 50 years of age, the incidence and mortality rates of HCC are likely to double in the United States over the next 10 to 20 years. Future research should focus on improving understanding of the incidence and risk factors for HCC, causes of HCV-related carcinogenesis, means of early detection, and better treatment for HCC.
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Affiliation(s)
- Hashem B El-Serag
- Sections of Gastroenterology and Health Services Research at the Houston Department of Veterans Affairs Medical Center and Baylor College of Medicine, Houston, TX, 77030, USA.
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36
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Abstract
Chronic infection with hepatitis C virus (HCV) is a major risk factor for development of hepatocellular carcinoma (HCC). In general, HCC develops only after 2 or more decades of HCV infection and the increased risk is restricted largely to patients with cirrhosis or advanced fibrosis. Factors that predispose to HCC among HCV-infected persons include male sex, older age, hepatitis B virus (HBV) coinfection, heavy alcohol intake, and possibly diabetes and a transfusion-related source of HCV infection. Viral factors play a minor role. The likelihood of development of HCC among HCV-infected persons is difficult to determine because of the paucity of adequate long-term cohort studies; the best estimate is 1% to 3% after 30 years. Once cirrhosis is established, however, HCC develops at an annual rate of 1% to 4%. Successful antiviral therapy of patients with HCV-related cirrhosis may reduce the future risk for HCC. The incidence of and mortality caused by all HCC has doubled in the United States over the past 25 years, an increase that has affected all ethnic groups, both sexes, and younger age groups. Given the current prevalence of HCV infection among persons 30 to 50 years of age, the incidence and mortality rates of HCC are likely to double in the United States over the next 10 to 20 years. Future research should focus on improving understanding of the incidence and risk factors for HCC, causes of HCV-related carcinogenesis, means of early detection, and better treatment for HCC.
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Affiliation(s)
- Hashem B El-Serag
- Sections of Gastroenterology and Health Services Research at the Houston Department of Veterans Affairs Medical Center and Baylor College of Medicine, Houston, TX, 77030, USA.
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37
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Abstract
To determine the role of screening and to screen in a cost-effective manner, it is important to define the high-risk patient population that is most likely to benefit from screening and to identify a readily available diagnostic modality that is sensitive, specific, and inexpensive. Moreover, to have a major effect on the outcome of hepatocellular carcinoma, the test should be applicable in the majority of high-risk subjects. Herein, we identify the high-risk patient population, discuss various diagnostic modalities, and recommend a practical and cost-effective strategy for screening.
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Affiliation(s)
- Ayman Koteish
- Department of Medicine, Johns Hopkins University School of Medicine, 1830 Monument Street, Room 429, Building 1830, Baltimore, MD 21025, USA
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38
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Abstract
The findings by epidemiological studies on the link between PBC and HCC are in general agreement with the notion that cirrhosis is a risk factor for HCC development. From the clinical perspective, this implies that in PBC patients with cirrhosis, the screening for HCC should be considered for evaluating prognosis as well as therapeutic options. At this time, it is not possible to determine whether any PBC-specific risk factors other than cirrhosis per se exist for the development of HCC. Identification of such risk factors may point to new mechanisms involved in the carcinogenesis of HCC. In order to answer the question whether the underlying mechanisms for PBC are risk factors for HCC, more aggressive clinical studies with larger patient populations are needed. Such studies should include patients with PBC as well as patients with cirrhosis of other etiologies, both have to be carefully matched for patient characteristics including race, gender, age, disease stage and period of follow-up. On the other hand, the resolution of this issue also relies on a better understanding of the molecular pathogenesis of PBC itself.
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Affiliation(s)
- Jorge Findor
- University of Buenos Aires, Parguay 2068 PB B, Buenos Aires 1425, Argentina
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39
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Sonzogni L, Silvestri L, De Silvestri A, Gritti C, Foti L, Zavaglia C, Bottelli R, Mondelli MU, Civardi E, Silini EM. Polymorphisms of microsomal epoxide hydrolase gene and severity of HCV-related liver disease. Hepatology 2002; 36:195-201. [PMID: 12085365 DOI: 10.1053/jhep.2002.33898] [Citation(s) in RCA: 49] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Factors influencing the progression of liver disease and the development of hepatocellular carcinoma (HCC) in chronic hepatitis C virus (HCV) infection are poorly understood. Inherited variations of drug-metabolizing enzyme (DME) activities may affect liver damage and cancer risk by modifying individual susceptibility to endogenous or exogenous toxic compounds. We investigated the association of liver disease severity with common alleles of microsomal epoxide hydrolase (mEH), an enzyme involved in the metabolism of highly reactive epoxide intermediates. Three polymorphisms (Tyr113His, His139Arg, and -613C/T) were analyzed by polymerase chain reaction (PCR) restriction fragment length polymorphisms (RFLPs) in 394 patients at different stages of disease, including 92 asymptomatic carriers, 109 patients with chronic hepatitis, 100 patients with cirrhosis, and 93 patients with HCC. Reference allele frequencies were obtained from 99 healthy blood donors. Allele distributions between categories were compared using the chi(2) test; odds ratios (ORs) and 95% CI were calculated to express relative risks. Allele frequencies among 99 healthy controls were as follows: 15.1% for 113His/His, 4.0% for 139Arg/Arg, and 46.5% for -613C/T. mEH 113His/His homozygotes were overrepresented in advanced stages of disease, in particular among HCC patients (27.9%; P =.03; OR, 2.2; 95% CI, 1.0-4.6). Differences were more pronounced among men and between extreme patient categories. When mEH genotypes were combined to express a metabolic phenotype, very slow metabolizers were highly prevalent among cirrhotic and HCC patients (18% vs. 3.3% in carriers; P <.001). In conclusion, mEH gene polymorphisms were significantly associated with HCV-related liver disease severity and HCC risk. Men were at higher risk than women; this might be explained by hormonal regulation of gene expression or by differential exposure to environmental toxins.
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Affiliation(s)
- Laura Sonzogni
- Associazione Studi Avanzati Epatiti Virali (ASAEV), Bonate Sotto (BG), Italy
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40
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Vento S, Cainelli F. Does hepatitis C virus cause severe liver disease only in people who drink alcohol? THE LANCET. INFECTIOUS DISEASES 2002; 2:303-9. [PMID: 12062996 DOI: 10.1016/s1473-3099(02)00271-2] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
Hepatitis C virus (HCV) infects about 170 million people worldwide, and has been portrayed in the media as a silent killer, incorrectly implying that cirrhosis and hepatocellular carcinoma are the certain final outcomes of infection. Results of numerous population-based surveys indicate that chronic HCV infection is highly prevalent in elderly people who, in most instances, do not develop end-stage liver disease. In individuals who do progress to cirrhosis and hepatocellular carcinoma alcohol plays a fundamental part, via mechanisms that result in increased viral replication, enhanced HCV quasispecies complexity, increased liver-cell death, suppression of immune responses, and iron overload. Although overlaps are present in the histological appearance of the liver in patients with hepatitis C who do and do not drink alcohol, histology could be of some help in revealing the role of alcohol in HCV disease progression even in people who deny drinking. Interventions and high-impact, continuous public-health campaigns are needed to persuade doctors and patients infected with HCV of the importance of abstaining from alcohol if risk of progression towards cirrhosis and hepatocellular carcinoma is to be reduced.
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Affiliation(s)
- Sandro Vento
- Section of Infectious Diseases, Department of Pathology, University of Verona, Verona, Italy.
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41
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Pellegris G, Ravagnani F, Notti P, Fissi S, Lombardo C. B and C hepatitis viruses, HLA-DQ1 and -DR3 alleles and autoimmunity in patients with hepatocellular carcinoma. J Hepatol 2002; 36:521-6. [PMID: 11943424 DOI: 10.1016/s0168-8278(02)00002-8] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Abstract
BACKGROUND/AIMS Hepatitis B and C involvement in hepatocellular carcinoma has been well established, but as yet not that of the human lymphocyte antigen (HLA) complex. To study viral, HLA and tumour interrelationships, 105 patients were evaluated for prevalence of viral markers and 161 patients, including 99 of the previous ones, for HLA allele frequency; the other 52 patients served as controls. METHODS Immunoassays, molecular assays, microlymphocytotoxicity. RESULTS Positivity for hepatitis B surface antigen and/or hepatitis C antibodies in 89% cirrhotic, 44% non-cirrhotic vs. 92% control patients (cirrhotic; all hepatitis C antibody positives were viraemic). Recurrent HLA alleles: HLA-Cw7 and -DQ1 in cirrhotic and control patients, HLA-Cw7, -B8 and -DR3 in non-cirrhotic patients compared with healthy controls (Pc=0.0000074, 0.000025, 0.0025, 0.00027 and 0.043, respectively). CONCLUSIONS Viral data suggest a high chronic infection rate for cirrhotic patients. Recurrent HLA-Cw7 is compatible with natural killer cell activity inhibition to virus-infected and tumour cells by HLA C molecules. Recurrent HLA-DQ1 and -DR3 suggest the existence of an autoimmune condition with cell destruction in cirrhotic and without cell destruction in non-cirrhotic patients as a consequence of autoreactive DQ-restricted T-helper (Th)1 and DR-restricted Th2 cells response, respectively. HLA-B8-DR3 linkage disequilibrium was possible. Thus, autoimmunity may have contributed to hepatocellular carcinoma development in these patients.
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Affiliation(s)
- Giuseppe Pellegris
- O.U. Immunohaematology and Transfusion Division, Istituto Nazionale per lo Studio e la Cura dei Tumori, Via Venezian 1, 20133 Milan, Italy
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Spada E, Mele A, Ciccozzi M, Tosti ME, Bianco E, Szklo A, Ragni P, Gallo G, Balocchini E, Sangalli M, Lopalco PL, Moiraghi A, Stroffolini T. Changing epidemiology of parenterally transmitted viral hepatitis: results from the hepatitis surveillance system in Italy. Dig Liver Dis 2001; 33:778-84. [PMID: 11838613 DOI: 10.1016/s1590-8658(01)80695-2] [Citation(s) in RCA: 44] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND In 1991, compulsory hepatitis B virus vaccination and screening for anti-hepatitis C virus of blood banks were introduced in Italy. AIM To evaluate the impact of preventive measures on the incidence and risk factors for parenterally transmitted viral hepatitis. METHODS Data from the surveillance system for acute viral hepatitis for the period 1985-99 were used. Temporal trends in distribution of reported risk factors were analysed by comparing three-year periods: 1987-89 and 1997-99. RESULTS The incidence (no. cases per 100,000 population) of hepatitis B was 12 in 1985 and 3 in 1999; the incidence of hepatitis non-A, non-B decreased from 5 to 1 in the same period. These decreases were more evident among young adults and before rather than after 1991. Multiple sexual partners, other parenteral exposures and dental treatment remain the most common risk factors for parenterally transmitted viral hepatitis. An increase in frequency over time was observed for other parenteral exposures, whereas a marked decrease was evident for blood transfusion and household contact with an HB-sAg carrier. Invasive medical procedures continue to represent an important source of infection. Intravenous drug use was reported particularly by young adults with non-A, non-B hepatitis, with increased frequency over time. CONCLUSIONS Non-immunologic measures for preventing hepatitis B and non-A, non B due to iatrogenic and other parenteral exposures, combined with hepatitis B virus vaccination, could further reduce parenteral transmission.
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Affiliation(s)
- E Spada
- Clinical Epidemiology Unit, Laboratory of Epidemiology e Biostatistics, Istituto Superiore di Sanità, Rome, Italy.
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43
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Loguercio C, De Girolamo V, de Sio I, Tuccillo C, Ascione A, Baldi F, Budillon G, Cimino L, Di Carlo A, Di Marino MP, Morisco F, Picciotto F, Terracciano L, Vecchione R, Verde V, Del Vecchio Blanco C. Non-alcoholic fatty liver disease in an area of southern Italy: main clinical, histological, and pathophysiological aspects. J Hepatol 2001; 35:568-74. [PMID: 11690701 DOI: 10.1016/s0168-8278(01)00192-1] [Citation(s) in RCA: 126] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
BACKGROUND/AIMS Studies on non-alcoholic fatty liver disease (NAFLD) have included chronic liver damage attributed to various causes. Our investigation was held to observe the main clinical, histological, and pathophysiological aspects of NAFLD in patients not exposed to any known cause of chronic liver disease. METHODS We evaluated, in 84 in-patients (male/female, 66/18; median age, 36 years), the clinical and biochemical characteristics of NAFLD, and particularly its association with diabetes, dyslipidemia, hyperinsulinemia and/or with the increase of parameters of oxidative stress (blood levels of malonyldialdehyde, 4-hydroxynonenal and total plasma antioxidant capacity). RESULTS Ninety percent of patients had an increased body mass index (BMI), 35% had dyslipidemia, 40% had sub-clinical diabetes (only 3% had overt diabetes), 60% had hyperinsulinemia, and more than 90% had enhanced levels of lipid peroxidation markers. In 48 patients who had consented to liver biopsy, we found: 14 with simple steatosis, 32 with steatohepatitis, and two with cirrhosis. CONCLUSIONS Our data indicate that in our country, NAFLD may occur in young males with an increased BMI, with or without hyperinsulinemia, dyslipidemia and diabetes, generally associated with disorders of redox status, and that it may be differentiated from steatosis to steatohepatitis or cirrhosis only with a liver biopsy.
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Affiliation(s)
- C Loguercio
- Gastroenterology School, Faculty of Medicine, 2nd University of Naples, Via Foria, 58, 80137 Naples, Italy.
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Biancone L, Pavia M, Del Vecchio Blanco G, D'Incà R, Castiglione F, De Nigris F, Doldo P, Cosco F, Vavassori P, Bresci GP, Arrigoni A, Cadau G, Monteleone I, Rispo A, Fries W, Mallardi B, Sturniolo GC, Pallone F. Hepatitis B and C virus infection in Crohn's disease. Inflamm Bowel Dis 2001; 7:287-94. [PMID: 11720317 DOI: 10.1097/00054725-200111000-00002] [Citation(s) in RCA: 82] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Patients with Crohn's disease (CD) are at higher risk of hepatitis C (HCV) and B virus (HBV) infection, because of surgical and/or endoscopic procedures. However, the prevalence of HCV and HBV infection in CD is unknown. This issue may be relevant because of the growing use of immunomodulatory drugs in CD. The purpose of this study was to assess, in a multicenter study, the prevalence and risk factors of HCV and HBV infection in CD. The effect of immunomodulatory drugs for CD on the clinical course of hepatitis virus infections and of interferon-alpha (IFN-alpha) on the course of CD was examined in a small number of patients. Sera from 332 patients with CD and 374 control subjects (C) were tested for the following: hepatitis B surface antigen (HBsAg), hepatitis B surface antibody (HBsAb), HBcAb, HBeAg, HBeAb, anti-HCV, and HCV-RNA. An additional 162 patients with ulcerative colitis (UC) were tested as a disease control group. Risk factors were assessed by multivariate statistical analysis. Infection by either HCV or HBV was detected in 24.7% of patients with CD. In the age groups younger than 50 years, HCV prevalence was higher in CD than in C (p = 0.01). HCV infection in CD was associated with surgery (OR 1.71; 95% CI 1.00-2.93; p = 0.04), blood transfusions (OR 3.39; 95% CI 1.04-11.04; p = 0.04), and age (OR 2.3; 95% CI 1.61-3.56; p < 0.001). The event CD-related surgery appeared to be the main risk factor for HCV infection in CD. HCV prevalence was higher in CD (7.4%) than in UC (0.6%) (p = 0.001). HBcAb positivity was higher in CD (10.9%) and UC (11.5%) than in C (5.1%) (CD vs. C: p = 0.016; UC vs. C: p = 0.02), associated with age (OR 2.08; 95% CI 1.37-3.17; p = 0.001) and female gender (OR 2.68; 95% CI 1.37-3.17; p = 0.001) in CD and to UC duration (OR 1.20; 95% CI 1.06-1.36; p = 0.002). Immunomodulatory drugs did not influence the course of HBV or HCV infection in seven patients with CD, and IFN-alpha for chronic hepatitis C did not affect CD activity in six patients with CD. It is concluded that HBV prevalence is higher in CD than in C at all ages, whereas HCV prevalence is increased in young patients with CD, because of a greater need for surgery. The higher HCV (but not HBV) prevalence in CD than in UC suggests that the host immune response may influence the risk of HCV infection. Although a relatively high proportion of patients with CD showed HBV and/or HCV infections, this should not influence treatment strategies for CD.
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Affiliation(s)
- L Biancone
- Università di Roma Tor Vergata, Rome, Italy.
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Grassi M, Mammarella A, Sagliaschi G, Granati L, Musca A, Traditi F, Pezzella M. Persistent hepatitis G virus (HGV) infection in chronic hemodialysis patients and non-B, non-C chronic hepatitis. Clin Chem Lab Med 2001; 39:956-60. [PMID: 11758610 DOI: 10.1515/cclm.2001.154] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Three groups of patients have been studied longitudinally for 24 months to analyze the role of hepatitis G virus (HGV) in hepatic disease. Group 1 consisted of 50 patients with non-B, non-C chronic hepatitis, group 2 consisted of 44 hemodialyzed patients, and group 3 consisted of 50 healthy blood donors. The presence of HGV RNA was detected by both reverse transcription-polymerase chain reaction (RT-PCR) and capillary zone electrophoresis (CZE). At the baseline visit the HGV RNA was detected in seven out of 50 patients with non-B, non-C chronic hepatitis, in two out of 44 hemodialyzed patients, and in three out of 50 healthy blood donors. HGV-infected hemodialyzed patients and HGV viremic blood donors had serum alanine aminotransferase (ALT) and aspartate aminotransferase (AST) levels within normal limits. During the follow-up period the two HGV-positive hemodialyzed patients and the three infected healthy blood donors did not show any sign of hepatic disease. There were no significant differences between HGV-positive patients in the three groups at the beginning and at the end of the follow-up. No considerable deterioration of general health conditions was observed on the basis of clinical and laboratory data in HGV-positive chronic hepatitis patients. Finally, HGV does not seem to be responsible for hepatic disease.
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Affiliation(s)
- M Grassi
- Department of Medical Therapy, University of Rome La Sapienza, Italy
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Abstract
PURPOSE Since 1970, the rate of death from cirrhosis has decreased progressively, in part thanks to better handling of complications (preventive and curative treatment of gastric bleeding, prevention of infections and treatment of ascitis). The goal of this study was to examine the evolution in causes of death among cirrhotics. METHODS We identified all of the patients who died among those cirrhotics hospitalized at the Alençon Hospital during the period covered by the study, from January 1, 1993 to December 31, 1998. We examined the age of death of these cirrhotics, their causes of death, and also studied and compared this data with causes of death cited in the literature of the 1980s. Finally, we examined the prevalence of each cause of death in relation to the age of death of each patient. RESULTS Our results show that 347 cirrhotics were hospitalized at the Alençon Hospital during the period covered by the study, and 186 of these patients died. These deaths resulted from hepatocarcinoma in 22% of cases, gastric bleeding in 12% of cases, and liver cell failure at a terminal stage in 21% of cases. In 31% of cases, the cause was unrelated to cirrhosis, and in 13% of cases the cause was unknown. The death rate from hepatocarcinoma increased according to the patients' age, while the death rate from gastric bleeding decreased according to age. CONCLUSION We have noted, in comparison with Saunders in 1981 that there was a significant increase in extrahepatic causes of death and a significant decrease in deaths from liver cell failure. Percentages of the other causes of death do not show any variation, in spite of new techniques of detection and treatment.
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Affiliation(s)
- S Anacréon
- Centre hospitalier, BP 354, 61014 Alençon, France.
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47
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Mele A, Spada E, Sagliocca L, Ragni P, Tosti ME, Gallo G, Moiraghi A, Balocchini E, Sangalli M, Lopalco PL, Stroffoli T. Risk of parenterally transmitted hepatitis following exposure to surgery or other invasive procedures: results from the hepatitis surveillance system in Italy. J Hepatol 2001; 35:284-9. [PMID: 11580153 DOI: 10.1016/s0168-8278(01)00111-8] [Citation(s) in RCA: 87] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
BACKGROUND/AIMS To evaluate the strength of association between parenterally transmitted viral hepatitis and specific types of invasive procedures. METHODS Data from the surveillance system for type-specific acute viral hepatitis (SEIEVA) during the period 1994-1999 were used. The association of acute hepatitis B virus (HBV) and hepatitis C virus (HCV) infection with the potential risk factors (odds ratios (OR)) was estimated comparing 3120 hepatitis B and 1023 hepatitis C cases with 7158 hepatitis A cases, used as controls, by multiple logistic regression analysis. RESULTS Most procedures resulted in being associated with the risk of acquiring acute HBV or HCV. The strongest associations were: for HBV infection, abdominal surgery (adjusted OR = 3.9; 95% confidence intervals (CI) = 2.0-7.5), oral surgery (OR = 2.7; 95% CI = 1.6-4.5) and gynaecological surgery (OR = 2.6; 95% CI = 1.2-5.5); for HCV infection, obstetric/gynaecological interventions (OR = 12.1; 95% CI = 5.6-26.3), abdominal surgery (OR = 7.0; 95% CI = 3.2-14.9) and ophthalmological surgery (OR = 5.2; 95% CI = 1.1-23.2). Biopsy and/or endoscopy were associated with HCV, but not with HBV infection. CONCLUSIONS Invasive procedures represent an important mode of HBV and HCV transmission. Since a large proportion of the adult general population is exposed to these procedures and an effective HCV vaccine is not yet available, non-immunological means of controlling iatrogenic modes of transmission are extremely important.
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Affiliation(s)
- A Mele
- Laboratory of Epidemiology, Istituto Superiore di Sanità, Rome, Italy
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El-Serag HB, Richardson PA, Everhart JE. The role of diabetes in hepatocellular carcinoma: a case-control study among United States Veterans. Am J Gastroenterol 2001; 96:2462-7. [PMID: 11513191 DOI: 10.1111/j.1572-0241.2001.04054.x] [Citation(s) in RCA: 182] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
OBJECTIVE Diabetes mellitus (DM) has been reported to increase the risk of hepatocellular carcinoma (HCC). We carried out a case-control study to examine the role of DM while controlling for several known risk factors of HCC. METHODS All hospitalized patients with primary liver cancer (PLC) during 1997-1999 were identified in the computerized database of the Department of Veterans Affairs, the Patient Treatment File. Controls without cancer were randomly assigned from the Patient Treatment File during the same time period. The inpatient and outpatient files were searched for several conditions including DM, hepatitis C virus (HCV), hepatitis B virus (HBV), alcoholic cirrhosis, autoimmune hepatitis, hemochromatosis, and nonspecific cirrhosis. Adjusted odds ratios (OR) were calculated in a multivariable logistic regression model. RESULTS We identified 823 patients with PLC and 3459 controls. The case group was older (62 yr [+/-10] vs 60 [+/-11], p < 0.0001), had more men (99% vs 97%, 0.0004), and a greater frequency of nonwhites (66% vs 71%, 0.0009) compared with controls. However, HCV- and HBV-infected patients were younger among cases than controls. Risk factors that were significantly more frequent among PLC cases included HCV (34% vs 5%, p < 0.0001), HBV (11% vs 2%, p < 0.0001), alcoholic cirrhosis (47% vs 6%, p < 0.0001), hemochromatosis (2% vs 0.3%, p < 0.0001), autoimmune hepatitis (5% vs 0.5%, p < 0.0001), and diabetes (33% vs 30%, p = 0.059). In the multivariable logistic regression, diabetes was associated with a significant increase in the adjusted OR of PLC (1.57, 1.08-2.28, p = 0.02) in the presence of HCV, HBV, or alcoholic cirrhosis. Without markers of chronic liver disease, the adjusted OR for diabetes and PLC was not significantly increased (1.08, 0.86-1.18, p = 0.4). There was an increase in the HCV adjusted OR (17.27, 95% Cl = 11.98-24.89) and HBV (9.22, 95% CI = 4.52-18.80) after adjusting for the younger age of HCV- and HBV-infected cases. The combined presence of HCV and alcoholic cirrhosis further increases the risk with an adjusted OR of 79.21 (60.29-103.41). The population attributable fraction for HCV among hospitalized veterans was 44.8%, whereas that of alcoholic cirrhosis was 51%. CONCLUSION DM increased the risk of PLC only in the presence of other risk factors such as hepatitis C or B or alcoholic cirrhosis. Hepatitis C infection and alcoholic cirrhosis account for most of PLC among veterans.
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Affiliation(s)
- H B El-Serag
- Sections of Gastroenterology and Health Services Research, The Houston Veterans Affairs Medical Center and Baylor College of Medicine, Texas 77030, USA
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Roffi L, Redaelli A, Colloredo G, Minola E, Donada C, Picciotto A, Riboli P, Del Poggio P, Rinaldi G, Paris B, Fornaciari G, Giusti M, Marin R, Morales R, Sangiovanni A, Belloni G, Pozzi M, Poli G, Mascoli N, Corradi C, Pioltelli P, Scalori A, Mancia G. Outcome of liver disease in a large cohort of histologically proven chronic hepatitis C: influence of HCV genotype. Eur J Gastroenterol Hepatol 2001; 13:501-6. [PMID: 11396528 DOI: 10.1097/00042737-200105000-00007] [Citation(s) in RCA: 28] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
OBJECTIVE To assess the influence of hepatitis C virus (HCV) genotypes on the clinical outcome of liver disease, we analysed 2,307 patients. RESULTS The most frequently represented genotypes were 1b (40%) and 2 (28.1%). Patients with these genotypes had a median age higher than patients with other genotypes (P< 0.01). The overall survival of subjects with genotype 1b was poorer than the survival of patients with other genotypes (P< 0.01). Liver cirrhosis was found in 280 patients (12.1%), and type 1b was the most represented isolate among them (P< 0.01). Sixty-two patients (22%) developed hepatocellular carcinoma (HCC) during a follow-up of 1481.8 cumulative years (estimated crude incidence rate, 4.1 cases per 100 person-years for all cirrhotics; 5.9 cases for genotype 1a; 4.5 cases for genotype 1b; and 2.8 cases for genotypes non-1). Considering the whole population of 2,307 patients, only genotype 1b was associated significantly with both cirrhosis and the development of HCC. One hundred and nineteen cirrhotic patients underwent treatment with interferon in uncontrolled studies. Interferon therapy was associated with both better survival (P< 0.01) and a lower cumulative hazard for HCC (P< 0.01). CONCLUSIONS Genotype 1b was associated with a poorer prognosis, probably because it leads to cirrhosis and consequently to HCC development. However, our data did not confirm genotype 1b as an independent risk factor for HCC in liver cirrhosis, which plays a major role in carcinogenesis. Interferon should be considered as a useful strategy in cirrhosis for improvement of survival and reduction of HCC risk.
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Affiliation(s)
- L Roffi
- Department of Internal Medicine, Sondrio Hospital, Italy.
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Cammà C, Giunta M, Andreone P, Craxì A. Interferon and prevention of hepatocellular carcinoma in viral cirrhosis: an evidence-based approach. J Hepatol 2001; 34:593-602. [PMID: 11394661 DOI: 10.1016/s0168-8278(01)00005-8] [Citation(s) in RCA: 294] [Impact Index Per Article: 12.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/04/2022]
Abstract
BACKGROUND/AIMS To evaluate by meta-analysis of available literature whether interferon (IFN) reduces the incidence of hepatocellular carcinoma (HCC) in patients with hepatitis B virus (HBV) or hepatitis C virus (HCV)-related Child A cirrhosis. METHODS Three randomized controlled trials and 15 nonrandomized controlled trials, including 4614 patients and comparing IFN to no treatment, were selected. Data on the incidence of HCC in IFN treated and untreated patients were extracted from each study. Meta-analysis by the DerSimonian and Laird risk difference (RD) method was used to pool observations. RESULTS A different incidence of HCC between treated and untreated cirrhotic patients was observed for HCV (overall RD -12.8%; 95% CI -8.3 to -17.2%, P < 0.0001) and HBV (overall RD -6.4%; 95% CI -2.8 to -10%, P < 0.001). In HCV-related cirrhosis, the rate of HCC development was lower in sustained responders to IFN than in untreated patients (overall RD -19.1%; 95% CI -13.1 to -25.2%, P < 0.00001), with low heterogeneity among trials (P=0.053), and also in nonresponders vs. untreated patients (overall RD -11.8%; 95% CI -6.4 to -19.1%, P < 0.0001), although with significant heterogeneity. Inconsistency among the studies was a major problem, both for HCV (chi2 = 58.16 with 13 DF; P < 0.0001) and HBV (chi2 = 26.4 with 6 DF; P = 0.0001) related cirrhosis, and also when follow-up was shorter than 60 months. Consistent results were only observed when assessing data from European reports: in this subgroup no preventive effect of HCC was shown for HBV (overall RD -4.8%; 95% CI -11.1-1.5%, P, not significant), and only a weak effect for HCV (overall RD -10%; 95% CI -5.9 to -14.2%; P < 0.0001). CONCLUSIONS Literature data pooling suggests a slight preventive effect of IFN on HCC development in patients with HCV-related cirrhosis. The magnitude of this effect is low and the observed benefit might be due to spurious associations. The preventive effect is more evident among sustained responders to IFN. IFN does not seem to affect the rate of HCC in HBV-related cirrhosis.
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Affiliation(s)
- C Cammà
- Istituto Metodologie Diagnostichie Avanzate, Consiglio Nazionale delle Ricerche, Palermo, Italy.
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