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Solignac J, Boschi C, Pernin V, Fouilloux V, Motte A, Aherfi S, Fabre-Aubrespy M, Legris T, Brunet P, Colson P, Moal V. The question of screening organ donors for hepatitis e virus: a case report of transmission by kidney transplantation in France and a review of the literature. Virol J 2024; 21:136. [PMID: 38867299 PMCID: PMC11167830 DOI: 10.1186/s12985-024-02401-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2024] [Accepted: 05/28/2024] [Indexed: 06/14/2024] Open
Abstract
BACKGROUND Hepatitis E is a potentially serious infection in organ recipients, with an estimated two-thirds of cases becoming chronic, and with a subsequent risk of cirrhosis and death. In Europe, transmission occurs most often through the consumption of raw or undercooked pork, more rarely through blood transfusion, but also after solid organ transplantation. Here we describe a case of Hepatitis E virus (HEV) infection transmitted following kidney transplantation and review the literature describing cases of HEV infection transmitted by solid organ transplantation. CASE PRESENTATION Three weeks after kidney transplantation, the patient presented with an isolated minimal increase in GGT and hepatic cytolysis 6 months later, leading to the diagnosis of genotype 3c hepatitis E, with a plasma viral load of 6.5 log10IU/mL. In retrospect, HEV RNA was detected in the patient's serum from the onset of hepatitis, and in the donor's serum on the day of donation, with 100% identity between the viral sequences, confirming donor-derived HEV infection. Hepatitis E had a chronic course, was treated by ribavirin, and relapsed 10 months after the end of treatment. DISCUSSION Seven cases of transmission of HEV by solid organ transplantation have been described since 2012 without systematic screening for donors, all diagnosed at the chronic infection stage; two patients died. HEV organ donor transmission may be underestimated and there is insufficient focus on immunocompromised patients in whom mild liver function test impairment is potentially related to hepatitis E. However, since HEV infection is potentially severe in these patients, and as evidence accumulates, we believe that systematic screening of organ donors should be implemented for deceased and living donors regardless of liver function abnormalities, as is already the case in the UK and Spain. In January 2024, the French regulatory agency of transplantation has implemented mandatory screening of organ donors for HEV RNA.
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Affiliation(s)
- Justine Solignac
- Centre de Néphrologie Et Transplantation Rénale, Aix Marseille Université, Publique Hôpitaux de Marseille, Hôpital Conception, 147 Boulevard Baille, 13005, Marseille, France
| | - Celine Boschi
- IHU Méditerranée Infection, Publique Hôpitaux de Marseille, 19-21 Boulevard Jean Moulin, 13005, Marseille, France
- Aix Marseille Université, Institut de Recherche Et Développement, Microbes Evolution Phylogeny and Infections, 27 Boulevard Jean Moulin, 13005, Marseille, France
| | - Vincent Pernin
- Department of Nephrology Dialysis and Kidney Transplantation, Lapeyronie University Hospital, Montpellier, France
- Institute for Regenerative Medicine and Biotherapy (IRMB), Montpellier, France
| | - Virginie Fouilloux
- Department of Congenital and Pediatric Cardiac Surgery, Timone Children's Hospital, Marseille, France
| | - Anne Motte
- IHU Méditerranée Infection, Publique Hôpitaux de Marseille, 19-21 Boulevard Jean Moulin, 13005, Marseille, France
- Aix Marseille Université, Institut de Recherche Et Développement, Microbes Evolution Phylogeny and Infections, 27 Boulevard Jean Moulin, 13005, Marseille, France
| | - Sarah Aherfi
- IHU Méditerranée Infection, Publique Hôpitaux de Marseille, 19-21 Boulevard Jean Moulin, 13005, Marseille, France
- Aix Marseille Université, Institut de Recherche Et Développement, Microbes Evolution Phylogeny and Infections, 27 Boulevard Jean Moulin, 13005, Marseille, France
| | - Maxime Fabre-Aubrespy
- Department of Orthopaedic Surgery, Sainte-Marguerite University Hospital, Marseille, France
| | - Tristan Legris
- Centre de Néphrologie Et Transplantation Rénale, Publique Hôpitaux de Marseille, Hôpital Conception, Marseille, France
| | - Philippe Brunet
- Centre de Néphrologie Et Transplantation Rénale, Aix Marseille Université, Publique Hôpitaux de Marseille, Hôpital Conception, 147 Boulevard Baille, 13005, Marseille, France
| | - Philippe Colson
- IHU Méditerranée Infection, Publique Hôpitaux de Marseille, 19-21 Boulevard Jean Moulin, 13005, Marseille, France
- Aix Marseille Université, Institut de Recherche Et Développement, Microbes Evolution Phylogeny and Infections, 27 Boulevard Jean Moulin, 13005, Marseille, France
| | - Valérie Moal
- Centre de Néphrologie Et Transplantation Rénale, Aix Marseille Université, Publique Hôpitaux de Marseille, Hôpital Conception, 147 Boulevard Baille, 13005, Marseille, France.
- Aix Marseille Université, Institut de Recherche Et Développement, Microbes Evolution Phylogeny and Infections, 27 Boulevard Jean Moulin, 13005, Marseille, France.
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Schmitz J, Kracht J, Evert K, Wenzel JJ, Schemmerer M, Lehmann U, Panning M, Pape L, Pohl M, Bräsen JH. Hepatitis E virus infection of transplanted kidneys. Am J Transplant 2024; 24:491-497. [PMID: 38072120 DOI: 10.1016/j.ajt.2023.11.016] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2023] [Revised: 11/02/2023] [Accepted: 11/30/2023] [Indexed: 12/29/2023]
Abstract
Immunocompromised patients are at risk of chronic hepatitis E (HEV) infection. Recurrent T cell and borderline rejections in a pediatric patient with high HEV copy numbers led us to study HEV infection within renal transplants. To investigate the frequency of renal HEV infection in transplanted patients, 15 samples from patients with contemporaneous diagnoses of HEV infection were identified at our center. Ten samples had sufficient residual paraffin tissue for immunofluorescence (IF) and RNA-fluorescence-in-situ-hybridization (RNA-FISH). The biopsy of the pediatric index patient was additionally sufficient for tissue polymerase chain reaction and electron microscopy. HEV RNA was detected in paraffin tissue of the index patient by tissue polymerase chain reaction. Subsequently, HEV infection was localized in tubular epithelial cells by IF, RNA-FISH, and electron microscopy. One additional biopsy from an adult was positive for HEV by RNA-FISH and IF. Focal IF positivity for HEV peptide was observed in 7 additional allografts. Ribavirin therapy was not successful in the pediatric index patient; after relapse, ribavirin is still administered. In the second patient, successful elimination of HEV was achieved after short-course ribavirin therapy. HEV infection is an important differential diagnosis for T cell rejection within transplanted kidneys. Immunostaining of HEV peptide does not necessarily prove acute infection. RNA-FISH seems to be a reliable method to localize HEV.
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Affiliation(s)
- Jessica Schmitz
- Nephropathology Unit, Institute of Pathology, Hannover Medical School, Hannover, Germany
| | - Julia Kracht
- Department of General Pediatrics, Adolescent Medicine and Neonatology, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany
| | - Katja Evert
- Institute of Pathology, University of Regensburg, Regensburg, Germany
| | - Jürgen J Wenzel
- National Consultant Laboratory for HAV and HEV, Institute of Clinical Microbiology and Hygiene, University Medical Center Regensburg, Regensburg, Germany
| | - Mathias Schemmerer
- National Consultant Laboratory for HAV and HEV, Institute of Clinical Microbiology and Hygiene, University Medical Center Regensburg, Regensburg, Germany
| | - Ulrich Lehmann
- Molecular Pathology, Institute of Pathology, Hannover Medical School, Hannover, Germany
| | - Marcus Panning
- Institute of Virology, University Clinics Freiburg, Freiburg, Germany
| | - Lars Pape
- Department of Pediatrics II, University Hospital of Essen, Essen, Germany
| | - Martin Pohl
- Department of General Pediatrics, Adolescent Medicine and Neonatology, Medical Center - University of Freiburg, Faculty of Medicine, University of Freiburg, Germany
| | - Jan Hinrich Bräsen
- Nephropathology Unit, Institute of Pathology, Hannover Medical School, Hannover, Germany.
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3
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Zicker M, Pinho JRR, Welter EAR, Guardia BD, da Silva PGTM, da Silveira LB, Camargo LFA. The Risk of Reinfection or Primary Hepatitis E Virus Infection at a Liver Transplant Center in Brazil: An Observational Cohort Study. Viruses 2024; 16:301. [PMID: 38400077 PMCID: PMC10893537 DOI: 10.3390/v16020301] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/04/2023] [Revised: 01/31/2024] [Accepted: 02/12/2024] [Indexed: 02/25/2024] Open
Abstract
The hepatitis E virus is a major etiological agent of chronic hepatitis in immunosuppressed individuals. Seroprevalence in the liver transplantation setting varies according to the seroprevalence of the general population in different countries. This was a prospective cohort study of liver transplant recipients in southeastern Brazil. Recipients were systematically followed for one year, with the objective of determining the prevalence, incidence, and natural history of HEV infection in this population. We included 107 liver transplant recipients and 83 deceased donors. Positivity for anti-HEV IgG was detected in 10.2% of the recipients and in 9.7% of the donors. None of the patients tested positive for HEV RNA at baseline or during follow-up. There were no episodes of reactivation or seroconversion, even in cases of serological donor-recipient mismatch or in recipients with acute hepatitis. Acute and chronic HEV infections seem to be rare events in the region studied. That could be attributable to social, economic, and environmental factors. Our data indicate that, among liver transplant recipients, hepatitis E should be investigated only when there are elevated levels of transaminases with no defined cause, as part of the differential diagnosis of seronegative hepatitis after transplantation.
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Affiliation(s)
- Michelle Zicker
- Division of Infectious Diseases, Department of Internal Medicine, Universidade Federal de São Paulo, São Paulo 04023-062, Brazil;
| | - João R. R. Pinho
- Research and Development Sector, Clinical Laboratory, Hospital Israelita Albert Einstein, São Paulo 05652-900, Brazil
| | - Eliane A. R. Welter
- Research and Development Sector, Clinical Laboratory, Hospital Israelita Albert Einstein, São Paulo 05652-900, Brazil
| | - Bianca D. Guardia
- Liver Transplant Program, Hospital Israelita Albert Einstein, São Paulo 05652-900, Brazil
| | | | | | - Luís F. A. Camargo
- Division of Infectious Diseases, Department of Internal Medicine, Universidade Federal de São Paulo, São Paulo 04023-062, Brazil;
- Faculdade Israelita de Ciências da Saúde Albert Einstein, São Paulo 05653-120, Brazil
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4
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Ushiro-Lumb I, Forsythe J, Haywood B, Geoghegan C, Maddox V, Ijaz S, Manas D, Thorburn D. Impact of Hepatitis E Virus Screening in the UK Deceased Organ Donor Population. Transpl Int 2023; 36:11673. [PMID: 37727381 PMCID: PMC10505649 DOI: 10.3389/ti.2023.11673] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2023] [Accepted: 08/10/2023] [Indexed: 09/21/2023]
Abstract
Universal Hepatitis E Virus (HEV) screening of deceased organ donors was implemented by the UK national organ procurement organisation in October 2017. Donor testing for HEV infection is done post-transplant; detection of HEV ribonucleic acid (RNA) in donor plasma is therefore not a contra-indication for organ donation, with the result being used to inform recipient management. Immediate post-transplant detection of donor HEV viraemia triggers notification to transplant centres. Follow up of liver and kidney recipients has shown that transmission through solid organs is very efficient, particularly through liver grafts, as expected; no other organ types were transplanted in this cohort. Although donors with higher plasma viral load (VL > 103 IU/mL) were invariably associated with recipient infection, transmission was also documented at lower VL levels. Knowledge of donor HEV status has led to identification of transmission of infection via solid organ grafts followed by close patient monitoring and informed clinical management decisions. The purpose of this strategy is to allow early detection of infection and recurrence and treatment to circumvent the risk of accelerated liver damage from chronic HEV infection due to undiagnosed, inadvertent donor-derived transmission of infection.
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Affiliation(s)
- Ines Ushiro-Lumb
- Organ and Tissue Donation and Transplantation, NHS Blood and Transplant, London, United Kingdom
- UK Health Security Agency (UKHSA), London, United Kingdom
- Microbiology Services Laboratory, NHS Blood and Transplant, London, United Kingdom
| | - John Forsythe
- Organ and Tissue Donation and Transplantation, NHS Blood and Transplant, London, United Kingdom
| | - Becky Haywood
- UK Health Security Agency (UKHSA), London, United Kingdom
| | | | - Victoria Maddox
- Microbiology Services Laboratory, NHS Blood and Transplant, London, United Kingdom
| | - Samreen Ijaz
- UK Health Security Agency (UKHSA), London, United Kingdom
| | - Derek Manas
- Organ and Tissue Donation and Transplantation, NHS Blood and Transplant, London, United Kingdom
| | - Douglas Thorburn
- Organ and Tissue Donation and Transplantation, NHS Blood and Transplant, London, United Kingdom
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5
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de Oliveira JM, dos Santos DRL, Pinto MA. Hepatitis E Virus Research in Brazil: Looking Back and Forwards. Viruses 2023; 15:548. [PMID: 36851763 PMCID: PMC9965705 DOI: 10.3390/v15020548] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/30/2022] [Revised: 02/03/2023] [Accepted: 02/06/2023] [Indexed: 02/19/2023] Open
Abstract
Hepatitis E virus (HEV) has emerged as a public health concern in Brazil. From the first identification and characterization of porcine and human HEV-3 strains in the 2000s, new HEV subtypes have been identified from animal, human, and environmental isolates. As new potential animal reservoirs have emerged, there is a need to compile evidence on the zoonotic dissemination of the virus in animal hosts and the environment. The increasing amount of seroprevalence data on sampled and randomly selected populations must be systematically retrieved, interpreted, and considered under the One Health concept. This review focused on HEV seroprevalence data in distinct animal reservoirs and human populations reported in the last two decades. Furthermore, the expertise with experimental infection models using non-human primates may provide new insights into HEV pathogenesis, prevention, and environmental surveillance.
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Affiliation(s)
- Jaqueline Mendes de Oliveira
- Laboratório de Desenvolvimento Tecnológico em Virologia, Instituto Oswaldo Cruz, Fiocruz, Rio de Janeiro 21040-360, Brazil
| | | | - Marcelo Alves Pinto
- Laboratório de Desenvolvimento Tecnológico em Virologia, Instituto Oswaldo Cruz, Fiocruz, Rio de Janeiro 21040-360, Brazil
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6
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Geng Y, Shi T, Wang Y. Transmission of Hepatitis E Virus. ADVANCES IN EXPERIMENTAL MEDICINE AND BIOLOGY 2023; 1417:73-92. [PMID: 37223860 DOI: 10.1007/978-981-99-1304-6_6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Subscribe] [Scholar Register] [Indexed: 05/25/2023]
Abstract
Transmission of hepatitis E virus (HEV) occurs predominantly by the fecal-oral route. Large epidemics of hepatitis E in the developing countries of Asia and Africa are waterborne and spread through contaminated drinking water. The reservoir of HEV in developed countries is believed to be in animals with zoonotic transmission to humans, possibly through direct contact or the consumption of undercooked contaminated meat. And HEV transmission through blood transfusion, organ transplantation, and vertical transmission has been reported.
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Affiliation(s)
- Yansheng Geng
- Key Laboratory of Public Health Safety of Hebei Province, School of Public Health, Hebei University, Baoding, China
| | - Tengfei Shi
- Key Laboratory of Public Health Safety of Hebei Province, School of Public Health, Hebei University, Baoding, China
| | - Youchun Wang
- Institute of Medical Biology, Chinese Academy of Medical Science & Peking Union Medical College, Kunming, China.
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7
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Unmet Needs for the Treatment of Chronic Hepatitis E Virus Infection in Immunocompromised Patients. Viruses 2022; 14:v14102116. [PMID: 36298671 PMCID: PMC9611326 DOI: 10.3390/v14102116] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/23/2022] [Revised: 09/20/2022] [Accepted: 09/22/2022] [Indexed: 11/17/2022] Open
Abstract
Hepatitis E virus (HEV) is the most prevalent hepatitis virus worldwide. Genotypes 3 (HEV3) and 4 (HEV4) as well as rat HEV can lead to chronic hepatitis E and cirrhosis in immunosuppressed patients. Within the last decade, several options for treating chronic hepatitis have been developed and have achieved a sustained virological response. However, there are still unmet needs such as optimizing immunosuppression to allow HEV clearance with or without ribavirin, as well as alternative therapies to ribavirin that are discussed in this paper.
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8
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Kovvuru K, Carbajal N, Pakanati AR, Thongprayoon C, Hansrivijit P, Boonpheng B, Pattharanitima P, Nissaisorakarn V, Cheungpasitporn W, Kanduri SR. Renal manifestations of hepatitis E among immunocompetent and solid organ transplant recipients. World J Hepatol 2022; 14:516-524. [PMID: 35582296 PMCID: PMC9055200 DOI: 10.4254/wjh.v14.i3.516] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/25/2021] [Revised: 08/04/2021] [Accepted: 02/23/2022] [Indexed: 02/06/2023] Open
Abstract
Hepatitis E virus (HEV) infections are generally self-limited. Rare cases of hepatitis E induced fulminant liver failure requiring liver transplantation are reported in the literature. Even though HEV infection is generally encountered among developing countries, a recent uptrend is reported in developed countries. Consumption of unprocessed meat and zoonosis are considered to be the likely transmission modalities in developed countries. Renal involvement of HEV generally holds a benign and self-limited course. Although rare cases of cryoglobulinemia are reported in immunocompetent patients, glomerular manifestations of HEV infection are frequently encountered in immunocompromised and solid organ transplant recipients. The spectrum of renal manifestations of HEV infection include pre-renal failure, glomerular disorders, tubular and interstitial injury. Kidney biopsy is the gold standard diagnostic test that confirms the pattern of injury. Management predominantly includes conservative approach. Reduction of immunosuppressive medications and ribavirin (for 3-6 mo) is considered among patients with solid organ transplants. Here we review the clinical course, pathogenesis, renal manifestations, and management of HEV among immunocompetent and solid organ transplant recipients.
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Affiliation(s)
- Karthik Kovvuru
- Department of Medicine, Ochsner Clinic Foundation, New Orleans, LA 70121, United States
| | - Nicholas Carbajal
- Department of Medicine, Ochsner Clinic Foundation, New Orleans, LA 70121, United States
| | | | - Charat Thongprayoon
- Department of Nephrology and Hypertension, Mayo Clinic, Rochester, MN 55905, United States
| | - Panupong Hansrivijit
- Department of Internal Medicine, UPMC Pinnacle, Harrisburg, PA 17104, United States
| | - Boonphiphop Boonpheng
- Department of Nephrology, David Geffen School of Medicine, University of California, Los Angeles, CA 90095, United States
| | - Pattharawin Pattharanitima
- Department of Internal Medicine, Faculty of Medicine, Thammasat University, Pathum Thani 12121, Thailand
| | - Voravech Nissaisorakarn
- Department of Internal Medicine, MetroWest Medical Center, Tufts University School of Medicine, Boston, MA 01760, United States
| | | | - Swetha R Kanduri
- Department of Medicine, Ochsner Clinic Foundation, New Orleans, LA 70121, United States
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Villalba R, Mirabet V. Risk assessment of hepatitis E transmission through tissue allografts. World J Gastrointest Pathophysiol 2022; 13:50-58. [PMID: 35433096 PMCID: PMC8976234 DOI: 10.4291/wjgp.v13.i2.50] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/17/2021] [Revised: 05/06/2021] [Accepted: 01/25/2022] [Indexed: 02/06/2023] Open
Abstract
Hepatitis E virus (HEV) is a small non-enveloped single stranded RNA virus whose genotypes 3 and 4 have been associated with zoonotic transmission in industrialized countries. HEV infection is considered the main cause of acute hepatitis worldwide. In some cases, transfusion of blood components or organ transplantation have been reported as the source of infection. We have conducted a literature review on the risk of transmission through cell and tissue allografts. Although no case was found, measures to control this risk should be taken when donor profile (based upon geographical and behavioural data) recommended it. Issues to be considered in donor screening and tissue processing to assess and to reduce the risk of HEV transmission are approached.
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Affiliation(s)
- Rafael Villalba
- Center for Blood Transfusion, Tissues and Cells, Córdoba 14004, Spain
| | - Vicente Mirabet
- Cell and Tissue Bank, Centro de Transfusión de Valencia, Valencia 46014, Spain
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10
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Diagnosis and Management of Autoimmune Hemolytic Anemia in Patients with Liver and Bowel Disorders. J Clin Med 2021; 10:jcm10030423. [PMID: 33499290 PMCID: PMC7865399 DOI: 10.3390/jcm10030423] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/26/2020] [Revised: 01/15/2021] [Accepted: 01/19/2021] [Indexed: 12/12/2022] Open
Abstract
Anemia is a common feature of liver and bowel diseases. Although the main causes of anemia in these conditions are represented by gastrointestinal bleeding and iron deficiency, autoimmune hemolytic anemia should be considered in the differential diagnosis. Due to the epidemiological association, autoimmune hemolytic anemia should particularly be suspected in patients affected by inflammatory and autoimmune diseases, such as autoimmune or acute viral hepatitis, primary biliary cholangitis, and inflammatory bowel disease. In the presence of biochemical indices of hemolysis, the direct antiglobulin test can detect the presence of warm or cold reacting antibodies, allowing for a prompt treatment. Drug-induced, immune-mediated hemolytic anemia should be ruled out. On the other hand, the choice of treatment should consider possible adverse events related to the underlying conditions. Given the adverse impact of anemia on clinical outcomes, maintaining a high clinical suspicion to reach a prompt diagnosis is the key to establishing an adequate treatment.
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11
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Kar P, Karna R. A Review of the Diagnosis and Management of Hepatitis E. CURRENT TREATMENT OPTIONS IN INFECTIOUS DISEASES 2020; 12:310-320. [PMID: 32837339 PMCID: PMC7366488 DOI: 10.1007/s40506-020-00235-4] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
Purpose of review We aim to provide the readers an up-to-date knowledge of the structure, epidemiology, and transmission followed by a detailed discussion on testing, diagnostics and management of hepatitis E virus infection. We have also included a comprehensive review of hepatitis E in pregnancy. Recent findings European Association for the Study of the Liver established clinical practice guidelines for testing and treatment of suspected hepatitis E virus infections in 2018. Evidence suggests chronic hepatitis E may follow a course similar to hepatitis B/C with progression to cirrhosis and possibly hepatocellular carcinoma in immunocompromised patients. Summary Hepatitis E virus is the most common cause of acute viral hepatitis worldwide. A combination of serology and nucleic acid amplification testing is the recommended strategy for suspected patients. Ribavirin therapy for a period of 3 months is the drug of choice for severe acute hepatitis, acute-on chronic liver failure, and chronic infections from hepatitis E virus in immunocompromised patients who are unresponsive to decreased immunosuppression. PEGylated interferon α can be used for ribavirin-resistant liver transplant patients with chronic hepatitis E. Further research in therapeutic options is essential considering the stormy course of hepatitis E infection during pregnancy and teratogenicity of all available options.
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Affiliation(s)
- P. Kar
- Department of Gastroenterology and Hepatology, Max Super Specialty Hospital,Ghaziabad, Delhi, New Delhi 110017 India
| | - R. Karna
- Maulana Azad Medical College & Lok Nayak Hospital, Bahadurshah Zafar Road, New Delhi, India
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12
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Ledesma J, Williams D, Stanford FA, Hewitt PE, Zuckerman M, Bansal S, Dhawan A, Mbisa JL, Tedder R, Ijaz S. Resolution by deep sequencing of a dual hepatitis E virus infection transmitted via blood components. J Gen Virol 2020; 100:1491-1500. [PMID: 31592753 DOI: 10.1099/jgv.0.001302] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022] Open
Abstract
Hepatitis E virus (HEV) is a zoonotic infection, with consumption of processed pork products thought to be the major route of transmission in England. The clinical features of HEV infection range from asymptomatic infection to mild hepatitis to fulminant liver failure. Persistent, chronic hepatitis is increasingly recognized in immunocompromised patients. Infection via HEV-containing blood components and organs has been reported and measures to reduce this transmission risk were introduced into the blood service in England in 2016. We report here the sequence and phylogenetic findings from investigations into a transmission event from an HEV-infected donor to two recipients. Phylogenetic analysis of HEV genome sequence fragments obtained by Sanger sequencing showed that, whilst most of the sequences from both recipients' samples grouped with the sequence from the blood donor sample, the relationship of five sequences from recipient 2 were unresolved. Analysis of Illumina short-read deep sequence data demonstrated the presence of two divergent viral populations in the donor's sample that were also present in samples from both recipients. A clear phylogenetic relationship was established, indicating a probable transmission of both populations from the donor to each of the immunocompromised recipients. This study demonstrates the value of the application of new sequencing technologies combined with bioinformatic data analysis when Sanger sequencing is not able to clarify a proper phylogenetic relationship in the investigation of transmission events.
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Affiliation(s)
- Juan Ledesma
- National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Blood Borne and Sexually Transmitted Infections, London, UK.,Antiviral Unit, Virus Reference Department, National Infection Service, Public Health England, London, UK
| | - David Williams
- Bioinformatics, Virus Reference Department, National Infection Service, Public Health England, London, UK
| | - Felicia Adelina Stanford
- Blood Borne Virus Unit, Virus Reference Department, National Infection Service, Public Health England, London, UK
| | | | - Mark Zuckerman
- South London Specialist Virology Centre, King's College Hospital NHS Foundation Trust, London, UK
| | - Sanjay Bansal
- Paediatric Liver, GI and Nutrition Centre and Mowat Labs, King's College Hospital, London, UK
| | - Anil Dhawan
- Paediatric Liver, GI and Nutrition Centre and Mowat Labs, King's College Hospital, London, UK
| | - Jean Lutamyo Mbisa
- National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Blood Borne and Sexually Transmitted Infections, London, UK.,Antiviral Unit, Virus Reference Department, National Infection Service, Public Health England, London, UK
| | - Richard Tedder
- Blood Borne Virus Unit, Virus Reference Department, National Infection Service, Public Health England, London, UK
| | - Samreen Ijaz
- Blood Borne Virus Unit, Virus Reference Department, National Infection Service, Public Health England, London, UK.,National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Blood Borne and Sexually Transmitted Infections, London, UK
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13
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Lhomme S, Legrand-Abravanel F, Kamar N, Izopet J. Screening, diagnosis and risks associated with Hepatitis E virus infection. Expert Rev Anti Infect Ther 2019; 17:403-418. [DOI: 10.1080/14787210.2019.1613889] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Affiliation(s)
- Sébastien Lhomme
- Department of Virology, National reference center for Hepatitis E Virus, CHU Purpan, Toulouse, France
- Inserm UMR1043, Centre de Physiopathologie de Toulouse Purpan (CPTP), Toulouse, France
- Université de Toulouse, Toulouse III, Toulouse, France
| | - Florence Legrand-Abravanel
- Department of Virology, National reference center for Hepatitis E Virus, CHU Purpan, Toulouse, France
- Inserm UMR1043, Centre de Physiopathologie de Toulouse Purpan (CPTP), Toulouse, France
- Université de Toulouse, Toulouse III, Toulouse, France
| | - Nassim Kamar
- Inserm UMR1043, Centre de Physiopathologie de Toulouse Purpan (CPTP), Toulouse, France
- Université de Toulouse, Toulouse III, Toulouse, France
- Department of Nephrology and Organs Transplantation, CHU Rangueil, Toulouse, France
| | - Jacques Izopet
- Department of Virology, National reference center for Hepatitis E Virus, CHU Purpan, Toulouse, France
- Inserm UMR1043, Centre de Physiopathologie de Toulouse Purpan (CPTP), Toulouse, France
- Université de Toulouse, Toulouse III, Toulouse, France
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14
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Abstract
Donor-derived infections are defined as any infection present in the donor that is transmitted to 1 or more recipients. Donor-derived infections can be categorized into 2 groups: "expected" and "unexpected" infections. Expected transmissions occur when the donor is known to have an infection, such as positive serology for cytomegalovirus, Epstein Barr virus, or hepatitis B core antibody, at the time of donation. Unexpected transmissions occur when a donor has no known infection before donation, but 1 or more transplant recipients develop an infection derived from the common donor. Unexpected infections are estimated to occur in far less than 1% of solid organ transplant recipients. We will review the epidemiology, risk factors, and approaches to prevention and management of donor-derived viral infectious disease transmission in liver transplantation.
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15
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Te H, Doucette K. Viral hepatitis: Guidelines by the American Society of Transplantation Infectious Disease Community of Practice. Clin Transplant 2019; 33:e13514. [DOI: 10.1111/ctr.13514] [Citation(s) in RCA: 34] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/01/2019] [Accepted: 02/12/2019] [Indexed: 12/13/2022]
Affiliation(s)
- Helen Te
- Center for Liver Diseases, Section of Gastroenterology, Hepatology and Nutrition University of Chicago Medicine Chicago Illinois
| | - Karen Doucette
- Division of Infectious Diseases University of Alberta Edmonton Alberta Canada
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16
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Narayanan S, Abutaleb A, Sherman KE, Kottilil S. Clinical features and determinants of chronicity in hepatitis E virus infection. J Viral Hepat 2019; 26:414-421. [PMID: 30636092 PMCID: PMC6437685 DOI: 10.1111/jvh.13059] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/25/2018] [Accepted: 10/25/2018] [Indexed: 12/19/2022]
Abstract
Hepatitis E virus (HEV) has traditionally been associated with an acute, self-limiting hepatitis and is not known to have any chronic sequelae. HEV genotypes 1 and 2, which are human pathogens, have been associated with this self-limiting presentation, in both sporadic and epidemic settings. HEV genotype 3, which is zoonotically transmitted, is increasingly being reported as a cause of chronic infection in immunocompromised patients. These include patients with solid organ transplants, patients receiving chemotherapy for haematologic malignancies and patients infected with HIV. Chronic infection is associated with rapidly progressing liver disease and extrahepatic manifestations including neurologic disorders. We review the clinical manifestations of chronic HEV infection and discuss factors determining persistence and chronicity of HEV.
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Affiliation(s)
- Shivakumar Narayanan
- Division of Clinical Care and Research, Institute of Human Virology, University of Maryland, Baltimore, Maryland
| | - Ameer Abutaleb
- Division of Clinical Care and Research, Institute of Human Virology, University of Maryland, Baltimore, Maryland,Division of Gastroenterology & Hepatology, University of Maryland, Baltimore, Maryland
| | - Kenneth E. Sherman
- Division of Digestive Diseases, University of Cincinnati, Cincinnati, Ohio
| | - Shyam Kottilil
- Division of Clinical Care and Research, Institute of Human Virology, University of Maryland, Baltimore, Maryland
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17
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Hofmeister MG, Foster MA, Teshale EH. Epidemiology and Transmission of Hepatitis A Virus and Hepatitis E Virus Infections in the United States. Cold Spring Harb Perspect Med 2019; 9:a033431. [PMID: 29712684 PMCID: PMC6444696 DOI: 10.1101/cshperspect.a033431] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
There are many similarities in the epidemiology and transmission of hepatitis A virus (HAV) and hepatitis E virus (HEV) genotype (gt)3 infections in the United States. Both viruses are enterically transmitted, although specific routes of transmission are more clearly established for HAV than for HEV: HAV is restricted to humans and primarily spread through the fecal-oral route, while HEV is zoonotic with poorly understood modes of transmission in the United States. New cases of HAV infection have decreased dramatically in the United States since infant vaccination was recommended in 1996. In recent years, however, outbreaks have occurred among an increasingly susceptible adult population. Although HEV is the most common cause of acute viral hepatitis in developing countries, it is rarely diagnosed in the United States.
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Affiliation(s)
- Megan G Hofmeister
- Division of Viral Hepatitis, Centers for Disease Control and Prevention, Atlanta, Georgia 30329
- Epidemic Intelligence Service, Centers for Disease Control and Prevention, Atlanta, Georgia 30329
| | - Monique A Foster
- Division of Viral Hepatitis, Centers for Disease Control and Prevention, Atlanta, Georgia 30329
| | - Eyasu H Teshale
- Division of Viral Hepatitis, Centers for Disease Control and Prevention, Atlanta, Georgia 30329
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18
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Sridhar S, Cheng VCC, Wong SC, Yip CCY, Wu S, Lo AWI, Leung KH, Mak WWN, Cai J, Li X, Chan JFW, Lau SKP, Woo PCY, Lai WM, Kwan TH, Au TWK, Lo CM, Wong SCY, Yuen KY. Donor-Derived Genotype 4 Hepatitis E Virus Infection, Hong Kong, China, 2018. Emerg Infect Dis 2019; 25:425-433. [PMID: 30789146 PMCID: PMC6390757 DOI: 10.3201/eid2503.181563] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022] Open
Abstract
Hepatitis E virus (HEV) genotype 4 (HEV-4) is an emerging cause of acute hepatitis in China. Less is known about the clinical characteristics and natural history of HEV-4 than HEV genotype 3 infections in immunocompromised patients. We report transmission of HEV-4 from a deceased organ donor to 5 transplant recipients. The donor had been viremic but HEV IgM and IgG seronegative, and liver function test results were within reference ranges. After a mean of 52 days after transplantation, hepatitis developed in all 5 recipients; in the liver graft recipient, disease was severe and with progressive portal hypertension. Despite reduced immunosuppression, all HEV-4 infections progressed to persistent hepatitis. Four patients received ribavirin and showed evidence of response after 2 months. This study highlights the role of organ donation in HEV transmission, provides additional data on the natural history of HEV-4 infection, and points out differences between genotype 3 and 4 infections in immunocompromised patients.
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19
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Dalton HR, Izopet J. Transmission and Epidemiology of Hepatitis E Virus Genotype 3 and 4 Infections. Cold Spring Harb Perspect Med 2018. [PMID: 29530946 DOI: 10.1101/cshperspect.a032144] [Citation(s) in RCA: 65] [Impact Index Per Article: 10.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
Following the introduction of robust serological and molecular tools, our understanding of the epidemiology of zoonotic hepatitis E virus (HEV) has improved considerably in recent years. Current thinking suggests that consumption of pork meat products is the key route of infection in humans, but it is certainly not the only one. Other routes of infection include environmental spread, contaminated water, and via the human blood supply. The epidemiology of HEV genotype (gt)3 and gt4 is complex, as there are several sources and routes of infection, and it is likely that these vary between and within countries and over time.
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Affiliation(s)
- Harry R Dalton
- Royal Cornwall Hospital, Truro TR1 3LJ, United Kingdom.,European Centre for Environment and Human Health, University of Exeter, Truro TR1 3LJ, United Kingdom
| | - Jacques Izopet
- Department of Virology, Hepatitis E Virus National Reference Centre, Toulouse University Hospital, 31059 Toulouse, France.,Toulouse-Purpan Centre for Pathophysiology, INSERM UMR1043/CNRS UMR 5282, CPTP, Toulouse University Paul Sabatier, 31024 Toulouse, France
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20
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Rivero-Juarez A, Aguado R, Lopez-Lopez P, Sanchez-Frias M, Frias M, Briceño J, de la Mata M, Torre-Cisneros J, Rivero A. Prevalence of hepatitis E virus infection in liver donors in Spain. Clin Microbiol Infect 2018; 24:1218-1219. [DOI: 10.1016/j.cmi.2018.06.030] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2018] [Revised: 06/26/2018] [Accepted: 06/28/2018] [Indexed: 01/11/2023]
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21
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King NJ, Hewitt J, Perchec-Merien AM. Hiding in Plain Sight? It's Time to Investigate Other Possible Transmission Routes for Hepatitis E Virus (HEV) in Developed Countries. FOOD AND ENVIRONMENTAL VIROLOGY 2018; 10:225-252. [PMID: 29623595 DOI: 10.1007/s12560-018-9342-8] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/17/2017] [Accepted: 03/29/2018] [Indexed: 06/08/2023]
Abstract
Historically in developed countries, reported hepatitis E cases were typically travellers returning from countries where hepatitis E virus (HEV) is endemic, but now there are increasing numbers of non-travel-related ("autochthonous") cases being reported. Data for HEV in New Zealand remain limited and the transmission routes unproven. We critically reviewed the scientific evidence supporting HEV transmission routes in other developed countries to inform how people in New Zealand may be exposed to this virus. A substantial body of indirect evidence shows domesticated pigs are a source of zoonotic human HEV infection, but there is an information bias towards this established reservoir. The increasing range of animals in which HEV has been detected makes it important to consider other possible animal reservoirs of HEV genotypes that can or could infect humans. Foodborne transmission of HEV from swine and deer products has been proven, and a large body of indirect evidence (e.g. food surveys, epidemiological studies and phylogenetic analyses) support pig products as vehicles of HEV infection. Scarce data from other foods suggest we are neglecting other potential sources of foodborne HEV infection. Moreover, other transmission routes are scarcely investigated in developed countries; the role of infected food handlers, person-to-person transmission via the faecal-oral route, and waterborne transmission from recreational contact or drinking untreated or inadequately treated water. People have become symptomatic after receiving transfusions of HEV-contaminated blood, but it is unclear how important this is in the overall hepatitis E disease burden. There is need for broader research efforts to support establishing risk-based controls.
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Affiliation(s)
- Nicola J King
- Institute of Environmental Science and Research, 34 Kenepuru Drive, Kenepuru, Porirua, 5022, New Zealand
| | - Joanne Hewitt
- Institute of Environmental Science and Research, 34 Kenepuru Drive, Kenepuru, Porirua, 5022, New Zealand.
| | - Anne-Marie Perchec-Merien
- New Zealand Ministry for Primary Industries, Pastoral House, 25 The Terrace, Wellington, New Zealand
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22
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Ankcorn M, Moreira F, Ijaz S, Symes A, Buckland MS, Workman S, Warburton F, Tedder RS, Lowe DM. Absence of Persistent Hepatitis E Virus Infection in Antibody-Deficient Patients Is Associated With Transfer of Antigen-Neutralizing Antibodies From Immunoglobulin Products. J Infect Dis 2018; 219:245-253. [DOI: 10.1093/infdis/jiy504] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2018] [Accepted: 08/16/2018] [Indexed: 02/07/2023] Open
Affiliation(s)
- Mike Ankcorn
- Blood Borne Virus Unit, Virus Reference Department, Public Health England
- Transfusion Microbiology, National Health Service Blood and Transplant
| | - Fernando Moreira
- Department of Clinical Immunology, Royal Free London National Health Service Foundation Trust
| | - Samreen Ijaz
- Blood Borne Virus Unit, Virus Reference Department, Public Health England
| | - Andrew Symes
- Department of Clinical Immunology, Royal Free London National Health Service Foundation Trust
| | - Matthew S Buckland
- Department of Clinical Immunology, Royal Free London National Health Service Foundation Trust
- Institute of Immunity and Transplantation, University College London, Royal Free Campus
| | - Sarita Workman
- Department of Clinical Immunology, Royal Free London National Health Service Foundation Trust
| | - Fiona Warburton
- Statistics, Modelling, and Economics Department, Public Health England
| | - Richard S Tedder
- Blood Borne Virus Unit, Virus Reference Department, Public Health England
- Transfusion Microbiology, National Health Service Blood and Transplant
- Division of Infection and Immunity, University College London, London, United Kingdom
| | - David M Lowe
- Department of Clinical Immunology, Royal Free London National Health Service Foundation Trust
- Institute of Immunity and Transplantation, University College London, Royal Free Campus
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23
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Prevalence, morbidity, and therapy of hepatitis E virus infection in pediatric renal allograft recipients. Pediatr Nephrol 2018; 33:1215-1225. [PMID: 29500631 DOI: 10.1007/s00467-018-3905-7] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/10/2017] [Revised: 01/24/2018] [Accepted: 01/25/2018] [Indexed: 12/20/2022]
Abstract
BACKGROUND Hepatitis E virus (HEV) infection in immunocompromised patients such as solid organ transplant recipients may bear a high risk of becoming a chronic infection with progression to liver cirrhosis. So far, data on HEV infection in pediatric renal transplant recipients are limited. METHODS This single-center cohort study investigated period prevalence, morbidity, and treatment of HEV infection in 90 pediatric renal allograft recipients aged 9.9 ± 5.6 years at transplantation (58.9% males). HEV serology was determined by enzyme-linked immunosorbent assay and immunoblot, HEV replication by quantitative nucleic acid testing. RESULTS Twelve of 90 (13.3%) patients were HEV seropositive, and 4/90 (4.4%) recipients showed active HEV replication (103-108 copies/mL, corresponding to 0.5 × 103 and 0.5 × 108 WHO IU/mL) in serum and stool. In all patients with HEV replication, genotype 3 was identified by partial sequencing of HEV ORF1 and ORF2 and phylogenetic analysis. All patients with HEV replication developed chronic infection associated with moderately elevated liver enzymes. HEV replication was unresponsive to reduction of immunosuppression, whereas ribavirin monotherapy (mean dosage 9.7 ± 3.6 mg/kg per day over 85 ± 11 days) was associated with sustained viral clearance and normalization of liver enzymes in all patients. Ribavirin therapy was associated with reversible, hyporegenerative anemia. CONCLUSIONS Given an HEV seroprevalence of 13.3% in pediatric renal transplant recipients and an HEV viremia of 4.4%, HEV infection should be considered in patients with otherwise unexplained elevation of liver enzymes. HEV infection does not necessarily respond to reduction of immunosuppressive therapy, but can be effectively and safely treated with ribavirin.
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24
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A nationwide retrospective study on prevalence of hepatitis E virus infection in Italian blood donors. BLOOD TRANSFUSION = TRASFUSIONE DEL SANGUE 2018; 16:413-421. [PMID: 29757135 DOI: 10.2450/2018.0033-18] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Subscribe] [Scholar Register] [Received: 02/19/2018] [Accepted: 04/10/2018] [Indexed: 02/06/2023]
Abstract
BACKGROUND In Europe, hepatitis E virus (HEV) infection is mainly a food-borne zoonosis, but it can also be transmitted by blood transfusion. It is usually a mild and self-limited infection. However, immunocompromised persons, who are also those more likely to undergo blood transfusions, may develop chronic hepatitis and often cirrhosis. Since this is a potential threat to blood safety, we aimed to investigate HEV prevalence in Italian blood donors. MATERIALS AND METHODS We used plasma donations collected during 2015-2016 by blood services (BS) scattered throughout the Italian regions and intended for the production of plasma-derived medicines. Plasma samples were tested for IgG and IgM anti-HEV and for HEV RNA using validated assays. Data concerning donor's age and sex, and the location of the BS were collected. RESULTS A total of 10,011 plasma samples were tested. Overall IgG and IgM prevalence rates were 8.7 and 0.4%, respectively. No sample was HEV RNA-positive. IgG prevalence was significantly higher in males and in donors aged 44 years and over. IgG prevalence differed greatly according to region. Overall regional rates over 15% were found in Abruzzo and in Sardinia, and rates of 10-15% were found in Lazio, Umbria and the Marche. Considering IgG prevalence according to the province where the BS was located, rates over 30% were found in Sardinia and Abruzzo. Age, sex and donor's region of residence were independently associated with IgG positivity. BS location produced significant heterogeneity on prevalence rates within the regions. DISCUSSION The detected IgG rate of 8.7% in this study represents one of the lowest seroprevalence rates reported among blood donors in Europe. Particularly high prevalence rates in some regions and provinces may be explained by local eating habits and/or intensive environmental HEV contamination. Before considering the introduction of HEV RNA screening for blood donations in Italy, further important issues should be addressed and prospective incidence and reliable cost-benefit studies are needed.
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25
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O'Gorman J, Burke Á, O'Flaherty N. Hepatitis E virus - key points for the clinical haematologist. Br J Haematol 2018; 181:579-589. [PMID: 29468650 DOI: 10.1111/bjh.15133] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/16/2017] [Accepted: 01/06/2018] [Indexed: 12/13/2022]
Abstract
In recent years there has been a paradigm shift in our understanding of the epidemiology and clinical features of hepatitis E virus (HEV) infection. Once classically described as an acute hepatitis associated with waterborne outbreaks in areas of poor sanitation, HEV is now recognised to be endemic in Europe and is probably zoonotic in origin. Evidence for transfusion-transmitted HEV has prompted the introduction of blood donor screening in a number of countries, but the risk to the haematology patient from food sources remains. The aim of this review therefore, is to equip the clinical haematologist with the knowledge required to diagnose HEV infection and to aid decision-making in patient management. The article also provides information on addressing patient concerns about their risk of acquiring hepatitis E and how this risk can be mitigated.
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Affiliation(s)
- Joanne O'Gorman
- Consultant Clinical Microbiologist, National Virus Reference Laboratory, University College Dublin, Dublin, Ireland
| | - Áine Burke
- Consultant Haematologist, Sligo University Hospital, Sligo, Ireland
| | - Niamh O'Flaherty
- Consultant Clinical Microbiologist, National Virus Reference Laboratory, University College Dublin, Dublin, Ireland.,Consultant Clinical Microbiologist, Irish Blood Transfusion Service, Dublin 8, Ireland
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26
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Prevalence and Clinical Correlates of Chronic Hepatitis E Infection in German Renal Transplant Recipients With Elevated Liver Enzymes. Transplant Direct 2018; 4:e341. [PMID: 29464202 PMCID: PMC5811270 DOI: 10.1097/txd.0000000000000758] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2017] [Revised: 10/04/2017] [Accepted: 10/24/2017] [Indexed: 12/11/2022] Open
Abstract
Supplemental digital content is available in the text. Background Elevated liver enzymes are frequently observed in renal transplant recipients and warrant further exploration. In immunosuppressed patients, hepatitis E virus (HEV) infection may cause chronic hepatitis, cirrhosis, and extrahepatic manifestations such as renal injury. Methods We performed a retrospective cross-sectional study investigating the prevalence, clinical correlates, and outcome of chronic HEV infection in a cohort of renal transplant recipients with elevated liver enzymes. Results Over a period of 30 months, 140 of 1469 renal transplant recipients had elevated liver enzymes, of which serum samples from 98 patients were available to determine HEV status. Seventeen patients were detected with HEV infection, of which 16 developed chronic HEV infection, while 1 patient controlled viremia (prevalence of chronic infection of 16.3%, with a minimum prevalence of 1.1% in the whole cohort). Increased liver stiffness was indicated by an average FibroScan result of 11.2 kPa in these patients. All 16 patients with chronic HEV infection were treated with ribavirin for a mean duration of 3 months. Five patients developed a viral rebound and received a second treatment course, of which 2 controlled HEV replication. Six months after the end of therapy, HEV clearance was achieved in 81.3% of the patients. One patient developed ribavirin resistance. Hemolytic anemia after ribavirin treatment was frequent, requiring blood transfusion in 3 patients. Four patients developed de novo glomerulonephritis, of which 2 were possibly associated with HEV infection. Conclusions This retrospective study showed that prevalence of chronic HEV infection was high in our renal transplant patient cohort and was associated with significant liver impairment and the occurrence of renal injury. Ribavirin treatment was effective and should be initiated early to avoid complications, but the risk of severe hemolytic anemia makes strict monitoring essential.
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27
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Belliere J, Abravanel F, Nogier MB, Martinez S, Cintas P, Lhomme S, Lavayssière L, Cointault O, Faguer S, Izopet J, Kamar N. Transfusion-acquired hepatitis E infection misdiagnosed as severe critical illness polyneuromyopathy in a heart transplant patient. Transpl Infect Dis 2017; 19. [PMID: 28963742 DOI: 10.1111/tid.12784] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/08/2017] [Revised: 06/18/2017] [Accepted: 06/19/2017] [Indexed: 12/17/2022]
Abstract
This is the case of a 56-year-old man who underwent heart transplantation. Within the first postoperative days, his respiratory and limb muscles weakened, which was attributed to critical illness polyneuromyopathy (CIPM). At day 70 post transplantation, he had increased liver enzyme levels and acute hepatitis E virus (HEV) infection was diagnosed. HEV RNA was found in the serum, stools, and cerebrospinal fluid. Results of further investigations suggested a possible HEV-related polyradiculoneuropathy. At transplantation, the patient was negative for immunoglobulin (Ig)G, IgM, and HEV RNA. A trace-back procedure identified the source of infection and concluded that HEV infection was contracted from blood transfusion 12 days prior to transplantation from an HEV RNA-positive donor. Tests of the organ donor for HEV were negative. Phylogenetic analysis revealed sequence homology between the HEV-3 strain of the patient and the HEV-3 strain of the blood donor. Despite ribavirin treatment, the patient died on day 153 post transplantation from multiorgan failure. In conclusion, patients with hepatitis or neuropathic illness who have received blood products should be screened for HEV.
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Affiliation(s)
- Julie Belliere
- Department of Nephrology and Organ Transplantation, CHU Rangueil, Toulouse, France
| | - Florence Abravanel
- INSERM U1043, IFR-BMT, CHU Purpan, Toulouse, France.,Université Paul Sabatier, Toulouse, France.,Laboratory of Virology, CHU Purpan, Toulouse, France
| | | | | | - Pascal Cintas
- Explorations neurophysiologiques, Centre SLA, Centre de référence de pathologie neuromusculaire, CHU Toulouse, Hôpital Pierre Paul Riquet, Toulouse, France
| | - Sébastien Lhomme
- INSERM U1043, IFR-BMT, CHU Purpan, Toulouse, France.,Université Paul Sabatier, Toulouse, France.,Laboratory of Virology, CHU Purpan, Toulouse, France
| | - Laurence Lavayssière
- Department of Nephrology and Organ Transplantation, CHU Rangueil, Toulouse, France
| | - Olivier Cointault
- Department of Nephrology and Organ Transplantation, CHU Rangueil, Toulouse, France
| | - Stanislas Faguer
- Department of Nephrology and Organ Transplantation, CHU Rangueil, Toulouse, France
| | - Jacques Izopet
- INSERM U1043, IFR-BMT, CHU Purpan, Toulouse, France.,Université Paul Sabatier, Toulouse, France.,Laboratory of Virology, CHU Purpan, Toulouse, France
| | - Nassim Kamar
- Department of Nephrology and Organ Transplantation, CHU Rangueil, Toulouse, France.,INSERM U1043, IFR-BMT, CHU Purpan, Toulouse, France.,Université Paul Sabatier, Toulouse, France
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28
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Baumann-Popczyk A, Popczyk B, Gołąb E, Rożej-Bielicka W, Sadkowska-Todys M. A cross-sectional study among Polish hunters: seroprevalence of hepatitis E and the analysis of factors contributing to HEV infections. Med Microbiol Immunol 2017; 206:367-378. [PMID: 28776194 PMCID: PMC5599476 DOI: 10.1007/s00430-017-0515-0] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/18/2017] [Accepted: 07/24/2017] [Indexed: 12/15/2022]
Abstract
Hepatitis E virus (HEV) is known as zoonotic agent. The main reservoirs of HEV in Europe are pigs, wild boars, and deer. Hunting activity is considered to be a risk factor for HEV infection. We conducted a cross-sectional study among 1021 Polish hunters. To understand socio-demographic characteristics of this population and to gather information on potential exposures, all participants completed a questionnaire. Commercial immunoassays were employed to estimate seroprevalence anti-HEV. Samples with confirmed positive result of anti-HEV IgM were examined for HEV RNA. Anti-HEV IgG were identified in 227 people, 22.2% of the studied group. Seroprevalence among the studied hunters was associated with age ≥65 [adjusted prevalence ratio (aPR) 1.6, p = 0.037), living in a house (aPR 1.54, p = 0.013), professional contact with farm animals (aPR 1.09, p = 0.01), and consumption of stewed offal (aPR 1.61, p = 0.00). Washing hands after disembowelment was linked to lower seroprevalence (aPR 0.53; p = 0.00). Lower prevalence of anti-HEV IgG among hunters living in cities was associated with age: 35–49 (aPR 0.52, p = 0.011) and 50–64 (aPR 0.93, p = 0.58), living in a house (aPR 1.58, p = 0.002) and owning a cat (aPR 0.58, p = 0.042). Among hunters living in rural areas, seropositivity was associated with contact with farm animals (aPR 1.66, p = 0.013) and consumption of stewed offal (aPR 1.81; p = 0.001). Contrary to initial assumptions, it was concluded that hunting was of significantly lesser importance than other factors. Due to the high level of HEV seroprevalence identified, we recommend conducting a large-scale study in the general population of Poland.
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Affiliation(s)
- Anna Baumann-Popczyk
- Department of Epidemiology, National Institute of Public Health-National Institute of Hygiene, Chocimska str 24, 00-791, Warsaw, Poland.
| | - Bartłomiej Popczyk
- Department of Genetic and Animal Breeding, Faculty of Animal Science, University of Life Sciences, Warsaw, Poland.,Polish Hunting Association, Warsaw, Poland
| | - Elżbieta Gołąb
- Department of Parasitology, National Institute of Public Health-National Institute of Hygiene, Warsaw, Poland
| | - Wioletta Rożej-Bielicka
- Department of Parasitology, National Institute of Public Health-National Institute of Hygiene, Warsaw, Poland
| | - Małgorzata Sadkowska-Todys
- Department of Epidemiology, National Institute of Public Health-National Institute of Hygiene, Chocimska str 24, 00-791, Warsaw, Poland
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29
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Donnelly MC, Scobie L, Crossan CL, Dalton H, Hayes PC, Simpson KJ. Review article: hepatitis E-a concise review of virology, epidemiology, clinical presentation and therapy. Aliment Pharmacol Ther 2017; 46:126-141. [PMID: 28449246 DOI: 10.1111/apt.14109] [Citation(s) in RCA: 54] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/21/2016] [Revised: 12/21/2016] [Accepted: 03/30/2017] [Indexed: 12/13/2022]
Abstract
BACKGROUND Hepatitis E virus (HEV) is a leading cause of acute icteric hepatitis and acute liver failure in the developing world. During the last decade, there has been increasing recognition of autochthonous (locally acquired) HEV infection in developed countries. Chronic HEV infection is now recognised, and in transplant recipients this may lead to cirrhosis and organ failure. AIM To detail current understanding of the molecular biology of HEV, diagnostic and therapeutic strategies and propose future directions for basic science and clinical research. METHODS PubMed was searched for English language articles using the key words "hepatitis E", "viral hepatitis", "autochthonous infection", "antiviral therapy", "liver transplantation", "acute", "chronic", "HEV", "genotype", "transmission" "food-borne", "transfusion". Additional relevant publications were identified from article reference lists. RESULTS There has been increasing recognition of autochthonous HEV infection in Western countries, mainly associated with genotype 3. Chronic HEV infection has been recognised since 2008, and in transplant recipients this may lead to cirrhosis and organ failure. Modes of transmission include food-borne transmission, transfusion of blood products and solid organ transplantation. Ribavirin therapy is used to treat patients with chronic HEV infection, but new therapies are required as there have been reports of treatment failure with ribavirin. CONCLUSIONS Autochthonous HEV infection is a clinical issue with increasing burden. Future work should focus on increasing awareness of HEV infection in the developed world, emphasising the need for clinicians to have a low threshold for HEV testing, particularly in immunosuppressed patients. Patients at potential risk of chronic HEV infection must also be educated and given advice regarding prevention of infection.
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Affiliation(s)
- M C Donnelly
- Department of Hepatology and Scottish Liver Transplant Unit, University of Edinburgh, Royal Infirmary of Edinburgh, Edinburgh, UK
| | - L Scobie
- Department of Biological and Biomedical Sciences, Glasgow Caledonian University, Glasgow, UK
| | - C L Crossan
- Department of Biological and Biomedical Sciences, Glasgow Caledonian University, Glasgow, UK
| | - H Dalton
- Royal Cornwall Hospital Trust and European Centre for Environment and Human Health, University of Exeter, Truro, UK
| | - P C Hayes
- Department of Hepatology and Scottish Liver Transplant Unit, University of Edinburgh, Royal Infirmary of Edinburgh, Edinburgh, UK
| | - K J Simpson
- Department of Hepatology and Scottish Liver Transplant Unit, University of Edinburgh, Royal Infirmary of Edinburgh, Edinburgh, UK
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Murkey JA, Chew KW, Carlson M, Shannon CL, Sirohi D, Sample HA, Wilson MR, Vespa P, Humphries RM, Miller S, Klausner JD, Chiu CY. Hepatitis E Virus-Associated Meningoencephalitis in a Lung Transplant Recipient Diagnosed by Clinical Metagenomic Sequencing. Open Forum Infect Dis 2017; 4:ofx121. [PMID: 28721353 PMCID: PMC5508774 DOI: 10.1093/ofid/ofx121] [Citation(s) in RCA: 50] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/18/2017] [Accepted: 06/08/2017] [Indexed: 12/22/2022] Open
Abstract
Hepatitis E virus (HEV) infection uncommonly causes chronic hepatitis and neurologic disease. We describe a case of genotype 3a HEV meningoencephalitis diagnosed by metagenomic next-generation sequencing, illustrating the power of an unbiased molecular approach to microbial testing and the first reported case of HEV infection presumably acquired through lung transplantation.
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Affiliation(s)
| | | | | | | | | | | | | | | | - Romney M Humphries
- Department of Pathology and Laboratory Medicine, David Geffen School of Medicine at University of California, Los Angeles; and
| | - Steve Miller
- Department of Laboratory Medicine.,UCSF-Abbott Viral Diagnostics and Discovery Center and Department of Medicine, and
| | | | - Charles Y Chiu
- Department of Laboratory Medicine.,UCSF-Abbott Viral Diagnostics and Discovery Center and Department of Medicine, and.,Department of Medicine, Division of Infectious Diseases, University of California, San Francisco
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