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Jeong D, Wong S, Karim ME, Manges AR, Makuza JD, Bartlett SR, Velásquez García HA, Luster D, Adu PA, Binka M, Yu A, Krajden M, Janjua NZ. Treatment of HCV with direct-acting antivirals on reducing mortality related to extrahepatic manifestations: a large population-based study in British Columbia, Canada. LANCET REGIONAL HEALTH. AMERICAS 2024; 29:100658. [PMID: 38235369 PMCID: PMC10792760 DOI: 10.1016/j.lana.2023.100658] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 06/06/2023] [Revised: 12/05/2023] [Accepted: 12/15/2023] [Indexed: 01/19/2024]
Abstract
Background HCV infection is associated with mortality due to extrahepatic manifestations (EHM). Sustained virologic response (SVR) following direct-acting antiviral (DAA) therapy has been linked to decreased all-cause and liver-related mortality. However, evidence regarding the impact of DAA on EHM-related deaths is lacking. This study aimed to assess the impact of DAA and SVR on EHM-related mortality. Methods The British Columbia Hepatitis Testers Cohort comprises ∼1.7 million people tested for HCV between 1990 and 2015 and is linked with administrative health data. Among individuals diagnosed with HCV by 12/31/2020, those who received at least one DAA treatment were matched to those who never received treatment by the year of their first HCV RNA positive date. We compared three groups: treated & SVR, treated & no-SVR, and untreated; and generated EHM mortality rates and incidence curves. To account for differences in baseline characteristics, we used inverse probability of treatment weights (IPTW). IPTW-weighted multivariable cause-specific Cox regression models were adjusted for competing risk and confounders. Findings Study population included 12,815 treated (12,287 SVR, 528 no-SVR) and 12,815 untreated individuals (median follow-up 3.4 years, IQR 2.9). The untreated group had the highest EHM mortality rate (30.9 per 1000 person-years [PY], 95% CI 29.2-32.8), followed by the treated & no-SVR group (21.2 per 1000 PY, 95% CI 14.9-30.1), while the treated & SVR group had the lowest EHM mortality rate (7.9 per 1000 PY, 95% CI 7.1-8.7). In the multivariable model, EHM mortality in the treated & SVR group was significantly decreased (adjusted cause-specific hazard ratio [acsHR] 0.20, 95% CI 0.18-0.23). The treated & SVR group had significant reductions in mortality related to each of the EHMs (78-84%). Interpretation Treatment of HCV with DAA was associated with significant reductions in EHM-related mortality. These findings emphasize the critical importance of timely diagnosis and treatment of HCV to prevent deaths associated with EHM, and have important implications for clinical practice and public health. Funding This work was supported by the BC Centre for Disease Control and the Canadian Institutes of Health Research (CIHR) [Grant # NHC-348216, PJT-156066, and PHE-337680]. DJ has received Doctoral Research Award (#201910DF1-435705-64343) from the Canadian Institutes of Health Research (CIHR) and Doctoral fellowship from the Canadian Network on Hepatitis C (CanHepC). CanHepC is funded by a joint initiative of the Canadian Institutes of Health Research (CIHR) (NHC-142832) and the Public Health Agency of Canada (PHAC).
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Affiliation(s)
- Dahn Jeong
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
| | - Stanley Wong
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | - Mohammad Ehsanul Karim
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- Centre for Advacing Health, St. Paul's Hospital, Vancouver, BC, Canada
| | - Amee R. Manges
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | - Jean Damascene Makuza
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
| | - Sofia R. Bartlett
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | - Héctor Alexander Velásquez García
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | | | - Prince Asumadu Adu
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | - Mawuena Binka
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | - Amanda Yu
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
| | - Mel Krajden
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
- Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, BC, Canada
| | - Naveed Zafar Janjua
- School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada
- British Columbia Centre for Disease Control, Vancouver, BC, Canada
- Centre for Advacing Health, St. Paul's Hospital, Vancouver, BC, Canada
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Ishitoku M, Yoshida Y, Matsubara T, Fujii K, Yorishima A, Oka N, Masuda S, Sugimoto T, Mokuda S, Masaki T, Hirata S. Cryoglobulinemic Vasculitis Associated with Monoclonal Gammopathy of Undetermined Significance Developed after Sustained Virologic Response of Hepatitis C: A Case Report. Intern Med 2022. [PMID: 36384905 PMCID: PMC10372272 DOI: 10.2169/internalmedicine.9768-22] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
A 72-year-old woman had a history of chronic hepatitis C virus (HCV) infection previously treated with interferon to achieve a sustained virologic response. Thereafter, she developed polyarthritis and purpura of the lower extremities as well as progressive renal dysfunction with hypertension and proteinuria that had occurred in the last three months. Laboratory investigations revealed seropositivity for cryoglobulin but negative findings for HCV RNA. She was ultimately diagnosed with cryoglobulinemic glomerulonephritis complicated by monoclonal gammopathy of undetermined significance (MGUS) based on the pathological findings of the kidney and bone marrow, indicating that MGUS-induced cryoglobulinemic vasculitis may occur even after HCV elimination.
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Affiliation(s)
- Michinori Ishitoku
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
| | - Yusuke Yoshida
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
| | - Toshiki Matsubara
- Postgraduate Clinical Training Center, Hiroshima University Hospital, Japan
| | - Kenji Fujii
- Department of Nephrology, Hiroshima University Hospital, Japan
| | - Ai Yorishima
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
| | - Naoya Oka
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
| | - Sho Masuda
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
| | - Tomohiro Sugimoto
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
| | - Sho Mokuda
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
- Department of Rheumatology, Medical Corporation JR Hiroshima Hospital, Japan
| | - Takao Masaki
- Department of Nephrology, Hiroshima University Hospital, Japan
| | - Shintaro Hirata
- Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Japan
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Gragnani L, Lorini S, Marri S, Vacchi C, Madia F, Monti M, Ferri C, Zignego AL. Predictors of long-term cryoglobulinemic vasculitis outcomes after HCV eradication with direct-acting antivirals in the real-life. Autoimmun Rev 2021; 21:102923. [PMID: 34419670 DOI: 10.1016/j.autrev.2021.102923] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/09/2021] [Accepted: 08/14/2021] [Indexed: 12/21/2022]
Abstract
Cryoglobulinemic vasculitis (CV) is the most frequent extrahepatic manifestation during HCV-chronic infection. An effective Direct Acting Antiviral-treatment leads to CV clinical response in the majority of CV-patients although symptoms may persist/recur despite a sustained virological response. At present, no standardized clinical predictive factors for disease maintenance/recurrence were proposed, as emerged from a complete literature review we performed and reported. Here we provided a detailed descriptive analysis of a wide population of CV patients treated with DAA-based regimes and followed-up after therapy completion for longer than 72 weeks, in order to identify clinical or laboratory predictors of disease outcome and to optimize the patient management. Together with some baseline symptoms (neuropathy, weakness and sicca syndrome), two newly created scores, CV- and Global Severity Index, emerged as reliable and standardized tools to predict CV clinical response before initiating an antiviral therapy. In addition to predictive parameters previously proposed in the world literature, these novel Indexes could fill an unmet gap in the clinical management of the complex HCV-related CV.
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Affiliation(s)
- Laura Gragnani
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, University of Florence, Center for Research and Innovation CRIA-MASVE, AOU Careggi, Florence, Italy
| | - Serena Lorini
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, University of Florence, Center for Research and Innovation CRIA-MASVE, AOU Careggi, Florence, Italy
| | - Silvia Marri
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, University of Florence, Center for Research and Innovation CRIA-MASVE, AOU Careggi, Florence, Italy
| | - Caterina Vacchi
- Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Italy
| | - Francesco Madia
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, University of Florence, Center for Research and Innovation CRIA-MASVE, AOU Careggi, Florence, Italy
| | - Monica Monti
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, University of Florence, Center for Research and Innovation CRIA-MASVE, AOU Careggi, Florence, Italy
| | - Clodoveo Ferri
- Rheumatology Unit, University of Modena and Reggio Emilia, School of Medicine, Modena, Italy.
| | - Anna Linda Zignego
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, University of Florence, Center for Research and Innovation CRIA-MASVE, AOU Careggi, Florence, Italy
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Zignego AL, Marri S, Gragnani L. Impact of direct acting antivirals on hepatitis c virus-related cryoglobulinemic syndrome. Minerva Gastroenterol (Torino) 2021; 67:218-226. [PMID: 33793154 DOI: 10.23736/s2724-5985.21.02848-8] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
INTRODUCTION Mixed cryoglobulinemia (MC) is a B-cell lymphoproliferative disorder largely attributable to HCV infection. MC clinical manifestations are determined by systemic vasculitis of low/medium sized vessels (mixed cryoglobulinemia syndrome or cryoglobulinemic vasculitis and CV) caused by the deposition of cryoglobulins in blood vessels. EVIDENCE ACQUISITION A systematic review was performed via the Medline and Scopus databases to evaluate studies concerning CV treatment with new direct antiviral agents (DAAs) and their effect on the syndrome. EVIDENCE SYNTHESIS The introduction of Interferon-free protocols has led to more evident positive effects than those observed in the treatment of C hepatitis/cirrhosis. In fact, IFN-free, DAA-based therapy minimised side effects permitting the treatment of previously contraindicated patients and led to a particularly high SVR rate and to a clinical/immunological response in the majority of patients, even if at different levels in different patients, from restitutio ad integrum to partial response. In view of the clearly positive evolution in CV management, the persistence of CV manifestations, in partial or non-responders continues to pose problems in the clinical approach to patients who represent a new condition that is still not completely known. CONCLUSIONS Results of DAAs-based therapy strongly confirm the use of anti-HCV therapy as the first-line therapeutic option in CV patients. However, growing evidence of a possible persistence or late relapse of CV suggests the need for longer/more accurate post-DAAs follow-ups as well as biomarkers that are capable of predicting the risk of clinical relapse/persistence to allow for the design of rational post-HCV eradication clinical flow-charts.
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Affiliation(s)
- Anna L Zignego
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, Center for Research and Innovation CRIAMASVE, University of Florence, Firenze, Italy -
| | - Silvia Marri
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, Center for Research and Innovation CRIAMASVE, University of Florence, Firenze, Italy
| | - Laura Gragnani
- MASVE Interdepartmental Hepatology Center, Department of Experimental and clinical Medicine, Center for Research and Innovation CRIAMASVE, University of Florence, Firenze, Italy
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Rossi D, Sciascia S, Fenoglio R, Ferro M, Baldovino S, Kamgaing J, Ventrella F, Kalikatzaros I, Viziello L, Solfietti L, Barreca A, Roccatello D. Cryoglobulinemic glomerulonephritis: clinical presentation and histological features, diagnostic pitfalls and controversies in the management. State of the art and the experience on a large monocentric cohort treated with B cell depletion therapy. Minerva Med 2020; 112:162-174. [PMID: 33198442 DOI: 10.23736/s0026-4806.20.07076-7] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
Cryoglobulinemia is defined by the presence of immunoglobulins having the following characteristics: forming a gel when temperature is <37 °C, precipitate in a reversible manner in the serum, and redissolve after rewarming. The presence of both polyclonal IgG and monoclonal IgM (type II), or of polyclonal IgG and polyclonal IgM (type III) identifies the mixed cryoglobulinemia (MC). The identification of the Hepatitis C virus (HCV) infection in most of the cases previously defined as "essential" represented a cornerstone in the understanding the pathogenesis of this condition. The picture of MC comprehends heterogeneous clinical presentations: from arthralgias, mild palpable purpura, fatigue to severe vasculitis features with skin necrotic pattern, peripheral neuropathy and, less commonly, lungs, central nervous system, gastrointestinal tract, and heart involvement. The kidney represents the most common organ presentation, and the presence of glomerulonephritis is a key element when considering prognosis. We discuss the clinical presentation and histological features, diagnostic pitfalls, and controversies in the management of patients with cryoglobulinemic glomerulonephritis, with a special focus on reporting our experience in treating patients with B cell depletion therapy.
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Affiliation(s)
- Daniela Rossi
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Savino Sciascia
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Roberta Fenoglio
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Michela Ferro
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Simone Baldovino
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Joelle Kamgaing
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Federica Ventrella
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Ileana Kalikatzaros
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Lucia Viziello
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Laura Solfietti
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy
| | - Antonella Barreca
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy.,Patology Division, A.O.U. Città della Salute e della Scienza, Turin, Italy
| | - Dario Roccatello
- Unit of Nephrology and Dialysis (ERKnet Member), Department of Clinical and Biological Sciences, Center of Research of Immunopathology and Rare Diseases, Coordinating Center of the Network for Rare Diseases of Piedmont and Aosta Valley, San Giovanni Bosco Hospital, University of Turin, Turin, Italy -
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6
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Kuna L, Jakab J, Smolic R, Wu GY, Smolic M. HCV Extrahepatic Manifestations. J Clin Transl Hepatol 2019; 7:172-182. [PMID: 31293918 PMCID: PMC6609844 DOI: 10.14218/jcth.2018.00049] [Citation(s) in RCA: 37] [Impact Index Per Article: 7.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/02/2018] [Revised: 02/21/2019] [Accepted: 03/17/2019] [Indexed: 02/06/2023] Open
Abstract
Hepatitis C virus (HCV) has been shown to affect many tissues other than liver. However, of the many extrahepatic manifestations (EMs) that have been associated with HCV, including cryoglobulinemia, lymphoma, insulin resistance, type 2 diabetes and neurological disorders, only a few have been shown to be directly related to HCV infection of extrahepatic tissues. HCV-triggered immune-mediated mechanisms account for most of the EMs. It is estimated that up to 74% of patients with chronic hepatitis C can develop at least one EM. All HCV patients with EMs should be considered for antiviral therapy, although not all will resolve with sustained virological response.
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Affiliation(s)
- Lucija Kuna
- Department of Pharmacology and Biochemistry, Faculty of Dental Medicine and Health, J. J. Strossmayer University of Osijek, Osijek, Croatia
| | - Jelena Jakab
- Department of Pathophysiology and Physiology with Immunology, Faculty of Dental Medicine and Health, J. J. Strossmayer University of Osijek, Osijek, Croatia
- Department of Internal Medicine, Faculty of Medicine, J. J. Strossmayer University of Osijek, Osijek, Croatia
| | - Robert Smolic
- Department of Pathophysiology and Physiology with Immunology, Faculty of Dental Medicine and Health, J. J. Strossmayer University of Osijek, Osijek, Croatia
- Department of Pharmacology, Faculty of Medicine, J. J. Strossmayer University of Osijek, Osijek, Croatia
| | - George Y Wu
- Department of Medicine, Division of Gastroenterology-Hepatology, University of Connecticut Health Center, Farmington, CT, USA
| | - Martina Smolic
- Department of Pharmacology and Biochemistry, Faculty of Dental Medicine and Health, J. J. Strossmayer University of Osijek, Osijek, Croatia
- Department of Pharmacology, Faculty of Medicine, J. J. Strossmayer University of Osijek, Osijek, Croatia
- *Correspondence to: Martina Smolic, Department of Pharmacology, J. J. Strossmayer University of Osijek Faculty of Medicine Osijek, J. Huttlera 4, Osijek 31000, Croatia. Tel: + 385-31-512-800, Fax: +385-31-512-833, E-mail:
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7
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Rutledge SM, Chung RT, Sise ME. Treatment of hepatitis C virus infection in patients with mixed cryoglobulinemic syndrome and cryoglobulinemic glomerulonephritis. Hemodial Int 2019; 22 Suppl 1:S81-S96. [PMID: 29694729 DOI: 10.1111/hdi.12649] [Citation(s) in RCA: 23] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Cryoglobulinemia is a common extrahepatic manifestation of infection with hepatitis C virus (HCV). When signs and symptoms of systemic vasculitis or glomerulonephritis occur in the presence of circulating cryoglobulins, this syndrome is called "mixed cryoglobulinemia syndrome" (MCS). Historically, interferon-based therapies in HCV have been associated with lower rates of viral cure in patients with MCS than in the general HCV-infected population. The advent of direct-acting antiviral therapies have revolutionized the treatment of HCV, dramatically increasing rates of cure. Early studies of first-generation protease inhibitors (telaprevir and boceprevir) in combination with interferon and ribavirin demonstrated HCV cure rates of 67% and complete clinical response rates of vasculitis symptoms in 60% of patients with MCS; however, regimens were poorly tolerated by patients, 22% discontinued treatment early. More recently, all-oral, interferon-free regimens have become available and combination therapies are now being approved for patients with and without renal impairment. Patients with HCV-MCS achieved sustained virologic response in 297 out of 313 patients (95%) treated with direct-acting antiviral therapy, and 85% had a complete or partial clinical response of MCS symptoms. Current direct-acting antiviral therapies are well tolerated in patients with HCV-MCS and only 1.6% discontinued treatment early. Patients with cryoglobulinemic glomerulonephritis also had an excellent cure rate (94%). The majority improved; 17/52 (33%) experienced full remission and 15/52 (29%) experienced partial remission. There were no reports of worsening kidney function in patients treated with direct-acting antiviral therapies. Less than 5% of patients with HCV-MCS treated with IFN-free direct-acting antiviral therapy required immunosuppression. However, patients with severe vasculitis appear to still require concomitant immunosuppression.
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Affiliation(s)
- Stephanie M Rutledge
- Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Raymond T Chung
- Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Meghan E Sise
- Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA
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8
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Long JD, Rutledge SM, Sise ME. Autoimmune Kidney Diseases Associated with Chronic Viral Infections. Rheum Dis Clin North Am 2018; 44:675-698. [PMID: 30274630 DOI: 10.1016/j.rdc.2018.06.006] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
Autoimmune kidney diseases triggered by viruses are an important cause of kidney disease in patients affected by chronic viral infection. Hepatitis B virus (HBV) infection is associated with membranous nephropathy and polyarteritis nodosa. Hepatitis C virus (HCV) infection is a major cause of cryoglobulinemic glomerulonephritis. Patients with human immunodeficiency virus (HIV) may develop HIV-associated nephropathy, a form of collapsing focal segmental glomerulosclerosis, or various forms of immune-complex-mediated kidney diseases. This article summarizes what is known about the pathogenesis, diagnosis, and management of immune-mediated kidney diseases in adults with chronic HBV, HCV, and HIV infections.
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Affiliation(s)
- Joshua D Long
- Department of Medicine, Division of Nephrology, Massachusetts General Hospital, 55 Fruit Street, GRB 7, Boston, MA 02114, USA
| | - Stephanie M Rutledge
- Department of Medicine, Division of Nephrology, Massachusetts General Hospital, 55 Fruit Street, GRB 7, Boston, MA 02114, USA
| | - Meghan E Sise
- Department of Medicine, Division of Nephrology, Massachusetts General Hospital, 55 Fruit Street, GRB 7, Boston, MA 02114, USA.
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9
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Cacoub P, Buggisch P, Carrión JA, Cooke GS, Zignego AL, Beckerman R, Younossi Z. Direct medical costs associated with the extrahepatic manifestations of hepatitis C infection in Europe. J Viral Hepat 2018; 25:811-817. [PMID: 29476572 DOI: 10.1111/jvh.12881] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/07/2017] [Accepted: 01/16/2018] [Indexed: 12/13/2022]
Abstract
Hepatitis C virus (HCV) infection is a systemic disease associated with both hepatic and extrahepatic manifestations. The burden associated with the hepatic manifestation of HCV infection has been well documented in Europe, although that of HCV extrahepatic manifestations remains unknown. In this study, we estimated the annual direct medical costs associated with HCV extrahepatic manifestations in five European countries. A previously validated economic model was used to estimate the annual direct medical cost associated with HCV extrahepatic manifestations. Global excess prevalence of extrahepatic manifestations in HCV patients relative to that in non-HCV patients was obtained from a recent meta-analysis. Per-patient per-year inpatient, outpatient and medication costs to treat each extrahepatic manifestation were from the literature, national databases or expert opinion if unavailable otherwise. All costs were adjusted to 2016 euros (€). The overall direct medical costs associated with HCV extrahepatic manifestations were calculated by multiplying the total per-patient per-year costs of each by the respective excess prevalence rates and then by the size of the HCV-infected population in each country. Treatment impact with direct-acting antivirals (DAAs) was explored using HCV extrahepatic manifestations excess prevalence rates among cured patients compared to untreated HCV patients, as sourced from a meta-analysis. The total annual direct medical cost associated with HCV extrahepatic manifestations was estimated to be 2.17 billion euro (€), with a per-HCV-patient cost ranging from €899 to €1647 annually. DAA treatment was projected to result in cost savings of €316 million per year. We find that the annual economic burden of extrahepatic manifestations is significant and may be partly mitigated by treatment with DAAs.
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Affiliation(s)
- P Cacoub
- AP-HP, Groupe Hospitalier Pitié-Salpêtrière, Department of Internal Medicine and Clinical Immunology, F-75013, Paris, France.,Sorbonne Université, UPMC Univ Paris 06, INSERM, Immunology-Immunopathology- Immunotherapy (I3), F-75005, Paris, France
| | - P Buggisch
- IFI Institut für Interdisziplinäre Medizin, Asklepios Klinik St. Georg, Hamburg, Germany
| | - J A Carrión
- Liver Section, Gastroenterology Department, Hospital del Mar, Universitat Autònoma de Barcelona, IMIM (Institut Hospital del Mar Medical Research Institute), Barcelona, Spain
| | - G S Cooke
- Division of Infectious diseases, Imperial College London, London, UK
| | - A L Zignego
- Interdepartmental Hepatology Center MaSVE, University of Florence, Florence, Italy
| | | | - Z Younossi
- Betty and Guy Beatty Center for Integrated Research, Inova Health System, Falls Church, VA, USA
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10
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Abstract
Cryoglobulins are immunoglobulins that undergo reversible precipitation at low temperatures. They can induce systemic vasculitis, characterized by purpuric cutaneous lesions, arthritis, peripheral neuropathy, hypocomplementemia and glomerular disease. Renal pathology reveals membranoproliferative glomerulonephritis, with particularly intense mesangial cell proliferation and infiltration by macrophages, associated with intracapillary thrombi. This renal disease presents as a nephritic syndrome, with heavy proteinuria, haematuria severe hypertension and rapidly progressive kidney failure that can lead to end-stage renal disease. Hepatitis C is the main cause of mixed (type 2 or 3) cryoglobulinemia and requires the initiation of a specific antiviral therapy, together with immunosuppressive drugs. Rituximab is now considered as the best immunosuppressive therapy in this situation, inducing B-cell depletion, clearance of circulating cryoglobulin and resolution of renal symptoms. Monoclonal (type 1) cryoglobulinemia, is a rare condition, but it usually reveals an B-cell or a plasma cell proliferation, that require a specific hematological treatment to obtain remission of the renal disease.
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11
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Moretti R, Caruso P, Dal Ben M, Gazzin S, Tiribelli C. Hepatitis C-related cryoglobulinemic neuropathy: potential role of oxcarbazepine for pain control. BMC Gastroenterol 2018; 18:19. [PMID: 29370761 PMCID: PMC5785793 DOI: 10.1186/s12876-018-0751-9] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/12/2017] [Accepted: 01/21/2018] [Indexed: 01/17/2023] Open
Abstract
BACKGROUND Peripheral neuropathy is one most common, limiting and invalidating neurological symptom in subjects with hepatitis C virus and mixed cryoglobulinemia. Notably, the medical therapy proposed to eradicate HCV, can frequently exacerbate the painful neuropathy. Therefore, neuropathy therapies are insufficient and inadequate, and comprise immunosuppressive drugs, such as steroid or cyclosporine, intravenous immunoglobulin or plasma exchange. These have shown variable success in case reports, with a presumably temporary effect, but with major side effects. METHODS We assessed the effects of oxcarbazepine treatment in 67 cases of cryoglobulinemia related neuropathy, who did not respond to either steroid or Gabapentin, or Pregabalin. Oxcarbazepine was chosen based on the promising preliminary results. RESULTS Patients treated with Oxcarbazepine showed a rapid, discrete and persistent relief of polyneuropathic signs, without consistent side effects, and with a limited interaction with concomitant drugs. CONCLUSIONS These data favor the use of oxcarbazepine as a useful tool in the management of neuropathic pain associated with Hepatitis-C cryoglobulin neuropathy.
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Affiliation(s)
- Rita Moretti
- Neurology Clinic, Department of Medical, Surgical, and Health Sciences, University of Trieste, 34100, Trieste, Italy
| | - Paola Caruso
- Neurology Clinic, Department of Medical, Surgical, and Health Sciences, University of Trieste, 34100, Trieste, Italy
| | - Matteo Dal Ben
- Neurology Clinic, Department of Medical, Surgical, and Health Sciences, University of Trieste, 34100, Trieste, Italy.,Italian Liver Foundation, Centro Studi Fegato, AREA Science Park, Bldg. Q, Ss 14, km 163.5, 34149, Trieste, Italy
| | - Silvia Gazzin
- Italian Liver Foundation, Centro Studi Fegato, AREA Science Park, Bldg. Q, Ss 14, km 163.5, 34149, Trieste, Italy.
| | - Claudio Tiribelli
- Italian Liver Foundation, Centro Studi Fegato, AREA Science Park, Bldg. Q, Ss 14, km 163.5, 34149, Trieste, Italy
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12
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Andreoni M, Babudieri S, Bruno S, Colombo M, Zignego AL, Di Marco V, Di Perri G, Perno CF, Puoti M, Taliani G, Villa E, Craxì A. Current and future challenges in HCV: insights from an Italian experts panel. Infection 2017; 46:147-163. [PMID: 29098647 DOI: 10.1007/s15010-017-1093-1] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/03/2017] [Accepted: 10/25/2017] [Indexed: 12/14/2022]
Abstract
BACKGROUND The recent availability of direct acting antiviral drugs (DAAs) has drastically changed hepatitis C virus (HCV) treatment scenarios, due to the exceedingly high rates of sustained virological response (SVR) and excellent tolerability allowing for treatment at all disease stages. METHODS A panel of Italian experts was convened twice, in November 2016 and January 2017, to provide further support on some open issues and provide guidance for personalized HCV care, also in light of forthcoming regimens. RESULTS AND CONCLUSIONS Treatment recommendations issued by international and national liver societies to guide clinicians in the management of HCV infection are constantly updated due to accumulating new data. Such recommendations may not be applicable to all healthcare settings for a variety of reasons. Moreover, some gaps still remain and the spectrum of patients to be treated is also evolving.
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Affiliation(s)
- Massimo Andreoni
- Infectious Diseases, Polyclinic of Rome Tor Vergata, Rome, Italy
| | - Sergio Babudieri
- Infectious Diseases Unit, Department of Clinical and Experimental Medicine, University of Sassari, Sassari, Italy
| | - Savino Bruno
- Humanitas University and Humanitas Research Hospital, Rozzano, Milan, Italy
| | - Massimo Colombo
- Humanitas Clinical and Research Center, Humanitas Research Hospital, Rozzano, Milan, Italy
| | - Anna L Zignego
- Department of Experimental and Clinical Medicine, Interdepartmental Centre MASVE, University of Florence, Florence, Italy
| | - Vito Di Marco
- Sezione di Gastroenterologia e Epatologia, DiBiMIS, University of Palermo, Palermo, Italy
| | - Giovanni Di Perri
- Unit of Infectious Diseases, Department of Medical Sciences, Amedeo di Savoia Hospital, University of Turin, Turin, Italy
| | - Carlo F Perno
- Department of Experimental Medicine and Surgery, University of Rome Tor Vergata, Rome, Italy
| | - Massimo Puoti
- Department of Experimental Medicine and Surgery, University of Rome Tor Vergata, Rome, Italy
| | - Gloria Taliani
- Infectious and Tropical Diseases Unit, Umberto I Hospital-"Sapienza" University, Rome, Italy
| | - Erica Villa
- Department of Internal Medicine, Gastroenterology Unit, Azienda Ospedaliero-Universitaria Policlinico di Modena, Modena, Italy
| | - Antonio Craxì
- Gastroenterology and Liver Unit, DiBiMIS, University of Palermo, Palermo, Italy.
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13
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Ignatova TM, Kozlovskaya LV, Gordovskaya NB, Chernova OA, Milovanova SY, Novikov PI, Nekrasova TP, Beketova TV, Mukhin NA. [Hepatitis C virus-associated cryoglobulinemic vasculitis: A 20-year experience with treatment]. TERAPEVT ARKH 2017. [PMID: 28631698 DOI: 10.17116/terarkh201789546-52] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Abstract
AIM To summarize the experience of a multidisciplinary therapy hospital in treating patients with hepatitis C virus (HCV)-associated cryoglobulinemic vasculitis (CV). SUBJECTS AND METHODS Seventy-two patients (mean age, 49.4±10.3 years) with HCV-associated CV were examined and followed up for an average period of 2.8±3.6 years. The efficiency of traditional (corticosteroids ± cyclophosphamide) and selective (rituximab) immunosuppressive therapy (IST) was estimated in 31 and 15 observations, respectively, and that of antiviral therapy (AVT) in 25. Vasculitis activity was assessed using the Birmingham vasculitis activity score (BVAS). The patients' survival was studied; multivariate logistic regression analysis was carried out. RESULTS 24 (33.4%) of the 72 patients had a stage of liver cirrhosis (LC). The pretreatment mean BVAS was 11.9±7.2 (range 2 to 36). Severe CV (BVAS ≥15) was present in 30.6% of the patients. AVT was accompanied by achievement of sustained virologic response in 48% of the patients, clinical remission in 68% and had an advantage over IST in relation to long-term treatment results. Rituximab was significantly more effective than traditional immunosuppressants (remission rates of 73 and 13%, respectively). Combined therapy (rituximab and AVT) was most effective in patients with severe forms of vasculitis. Sixteen patients died from complications of vasculitis (37.5%), infection (37.5%), and LC (25%). The factors adversely affecting prognosis were age >55 years (odds ratio (OR), 4.49), the presence of LC (OR, 3.68), renal failure (OR, 4.66) and the use of glucocorticosteroids (OR, 3.91). CONCLUSION HCV-associated CV can determine the prognosis of chronic HСV infection. AVT is the treatment of choice in all patients with HСV-associated CV. AVT must be combined with rituximab therapy in patients with severe forms of vasculitis.
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Affiliation(s)
- T M Ignatova
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia; V.A. Nasonova Research Institute of Rheumatology, Moscow, Russia
| | - L V Kozlovskaya
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia
| | - N B Gordovskaya
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia
| | - O A Chernova
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia
| | - S Yu Milovanova
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia; V.A. Nasonova Research Institute of Rheumatology, Moscow, Russia
| | - P I Novikov
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia
| | - T P Nekrasova
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia
| | - T V Beketova
- V.A. Nasonova Research Institute of Rheumatology, Moscow, Russia
| | - N A Mukhin
- I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia, Moscow, Russia
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14
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Emery JS, Kuczynski M, La D, Almarzooqi S, Kowgier M, Shah H, Wong D, Janssen HLA, Feld JJ. Efficacy and Safety of Direct Acting Antivirals for the Treatment of Mixed Cryoglobulinemia. Am J Gastroenterol 2017; 112:1298-1308. [PMID: 28291241 DOI: 10.1038/ajg.2017.49] [Citation(s) in RCA: 78] [Impact Index Per Article: 11.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/02/2016] [Accepted: 01/01/2017] [Indexed: 02/06/2023]
Abstract
OBJECTIVES Mixed cryoglobulinemia is strongly associated with hepatitis C virus (HCV) infection and ranges from being asymptomatic to causing life-threatening vasculitis. In those with symptoms, treatment with pegylated interferon (pegIFN) and ribavirin (RBV) reduces mortality. However, few data are available on the safety and efficacy of antiviral therapy with direct acting antivirals (DAAs) in the treatment of HCV-related cryoglobulinemia. METHODS Patients treated for HCV-related cryoglobulinemia with DAA±pegIFN were retrospectively evaluated at a tertiary care center. Primary outcomes were virological, immunological, and clinical response. Complete (normalization), partial (>50% reduction), or non-response (<50% reduction) were used to describe change in cryocrit or vasculitic manifestations at week 12 post treatment. Side effects, hospitalizations, and decompensating events were recorded. RESULTS Eighteen symptomatic and 65 asymptomatic patients were reviewed (61% male, median age 58 years) including 10 with severe/life-threatening vasculitis. Sixty-six (79.5%) patients received pegIFN-free therapy. Sustained virological response (SVR) was attained in 16 (88.9%) symptomatic and 59 (90.8%) asymptomatic patients. Cryoglobulins disappeared in 5 (29.4%) symptomatic and 27 (52.9%) asymptomatic patients. Of symptomatic patients with SVR, clinical response was complete in 7 (38.8%) and partial response in 4 (22.2%). Of the 5 viral relapsers, 1 had a complete response during therapy with no symptomatic recurrence, while the other patients had no clinical response. Among 7 with severe vasculitis, 6 achieved SVR but only 1 had a complete clinical response, with 3 showing a partial response and 2 showing no improvement. All four with life-threatening vasculitis required plasmapheresis and three received rituximab. All achieved SVR leading to partial clinical response in two, but no response in two. Skin manifestations (39% reduction) were most likely to completely resolve with lower responses seen in renal (11.2% reduction) and neurological symptoms (11.1%). Eighty-two (98.8%) patients completed therapy, with 19 (22.8%) reporting adverse events. Hospitalization for decompensation or worsening vasculitis occurred in five (6.0%) and four (22.2) patients respectively. CONCLUSIONS DAAs resulted in high rates of SVR in patients with cryoglobulinemia. Safety and tolerability were excellent; however, most patients did not have a complete clinical or immunological response, suggesting a delay to clinical response particularly in those with severe/life-threatening vasculitis. Further follow-up will be required to determine if clinical improvement continues after viral clearance.
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Affiliation(s)
- Joel S Emery
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Magdalena Kuczynski
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Danie La
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Saeed Almarzooqi
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Matthew Kowgier
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada.,Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
| | - Hemant Shah
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - David Wong
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Harry L A Janssen
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Jordan J Feld
- Toronto Centre for Liver Disease, University Health Network, University of Toronto, Toronto, Ontario, Canada
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15
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Abstract
Chronic infection with hepatitis C virus (HCV) is a multifaceted disease characterized by many extrahepatic manifestations (EHMs) that affect outcome and quality of life. HCV eradication by antiviral treatment has been proved beneficial in preventing the development of EHMs and is also able to improve many HCV-related severe disorders and neurocognitive outcomes and quality of life. Until recently, antiviral therapy of EHMs was limited to the presence of interferon-based treatment, and was contraindicated in many patients because of hematologic toxicity or risk of exacerbating immune-mediated disorders. The availability of interferon-free regimens solves this issue allowing for enhanced safety and efficacy to provide universal treatment of HCV-related EHMs.
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16
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Zignego AL, Ramos-Casals M, Ferri C, Saadoun D, Arcaini L, Roccatello D, Antonelli A, Desbois AC, Comarmond C, Gragnani L, Casato M, Lamprecht P, Mangia A, Tzioufas AG, Younossi ZM, Cacoub P. International therapeutic guidelines for patients with HCV-related extrahepatic disorders. A multidisciplinary expert statement. Autoimmun Rev 2017; 16:523-541. [PMID: 28286108 DOI: 10.1016/j.autrev.2017.03.004] [Citation(s) in RCA: 73] [Impact Index Per Article: 10.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/19/2017] [Accepted: 02/26/2017] [Indexed: 02/06/2023]
Abstract
Hepatitis C virus (HCV) is both hepatotrophic and lymphotropic virus that causes liver as well extrahepatic manifestations including cryoglobulinemic vasculitis, the most frequent and studied condition, lymphoma, and neurologic, cardiovascular, endocrine-metabolic or renal diseases. HCV-extrahepatic manifestations (HCV-EHMs) may severely affect the overall prognosis, while viral eradication significantly reduces non-liver related deaths. Different clinical manifestations may coexist in the same patient. Due to the variety of HCV clinical manifestations, a multidisciplinary approach along with appropriate therapeutic strategies are required. In the era of interferon-free anti-HCV treatments, international recommendations for the therapeutic management of HCV-EHMs are needed. This implies the need to define the best criteria to use antivirals and/or other therapeutic approaches. The present recommendations, based on qualified expert experience and specific literature, will focus on etiological (antiviral) therapies and/or traditional pathogenetic treatments that still maintain their therapeutic utility.
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Affiliation(s)
- Anna Linda Zignego
- Interdepartmental Center for Systemic Manifestations of Hepatitis Viruses (MaSVE), Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy.
| | - Manuel Ramos-Casals
- Department of Autoimmune Diseases, ICMiD Josep Font Autoimmune Lab, CELLEX-IDIBAPS, Hospital Clinic, Barcelona, Spain
| | - Clodoveo Ferri
- Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - David Saadoun
- Sorbonne University, UPMC Univ Paris 06, UMR 7211, and Inflammation-Immunopathology-Biotherapy Department (DHU i2B), Paris, France; INSERM, UMR S 959, Paris, France; CNRS, FRE3632, Paris, France; AP-HP, Groupe Hospitalier Pitié-Salpêtrière, Department of Internal Medicine and Clinical Immunology, Paris, France
| | - Luca Arcaini
- Department of Molecular Medicine, University of Pavia, Pavia, Italy
| | - Dario Roccatello
- Department of Hematology Oncology, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy; Center of Research of Immunopathology and Rare Diseases, and Nephrology and Dialysis Unit, San G. Bosco Hospital and University of Turin, Italy
| | - Alessandro Antonelli
- Department of Clinical and Experimental Medicine, University of Pisa, Via Savi 10, Pisa 56126, Italy
| | - Anne Claire Desbois
- Sorbonne University, UPMC Univ Paris 06, UMR 7211, and Inflammation-Immunopathology-Biotherapy Department (DHU i2B), Paris, France; INSERM, UMR S 959, Paris, France; CNRS, FRE3632, Paris, France; AP-HP, Groupe Hospitalier Pitié-Salpêtrière, Department of Internal Medicine and Clinical Immunology, Paris, France
| | - Cloe Comarmond
- Sorbonne University, UPMC Univ Paris 06, UMR 7211, and Inflammation-Immunopathology-Biotherapy Department (DHU i2B), Paris, France; INSERM, UMR S 959, Paris, France; CNRS, FRE3632, Paris, France; AP-HP, Groupe Hospitalier Pitié-Salpêtrière, Department of Internal Medicine and Clinical Immunology, Paris, France
| | - Laura Gragnani
- Interdepartmental Center for Systemic Manifestations of Hepatitis Viruses (MaSVE), Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
| | - Milvia Casato
- Department of Clinical Medicine, Sapienza University of Rome, Viale dell'Università 37, 00185 Rome, Italy.
| | - Peter Lamprecht
- Klinik für Rheumatologie Oberarzt, Ratzeburger Allee 160 (Haus 40), 23538 Lübeck, Germany.
| | - Alessandra Mangia
- Liver Unit, IRCCS "Casa Sollievo della Sofferenza", San Giovanni Rotondo, Italy.
| | - Athanasios G Tzioufas
- Department of Pathophysiology, School of Medicine, University of Athens, 75 M. Asias st, Building 16, Room, 32 11527 Athens, Greece.
| | - Zobair M Younossi
- Center for Liver Diseases, Department of Medicine, Inova Fairfax Hospital, Falls Church, VA, USA; Beatty Liver and Obesity Program, Betty and Guy Beatty Center for Integrated Research, Inova Health System, Falls Church, VA, USA
| | - Patrice Cacoub
- Sorbonne University, UPMC Univ Paris 06, UMR 7211, and Inflammation-Immunopathology-Biotherapy Department (DHU i2B), Paris, France; INSERM, UMR S 959, Paris, France; CNRS, FRE3632, Paris, France; AP-HP, Groupe Hospitalier Pitié-Salpêtrière, Department of Internal Medicine and Clinical Immunology, Paris, France
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17
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Ragab G, Hussein MA. Vasculitic syndromes in hepatitis C virus: A review. J Adv Res 2017; 8:99-111. [PMID: 28149646 PMCID: PMC5272950 DOI: 10.1016/j.jare.2016.11.002] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/01/2016] [Revised: 11/07/2016] [Accepted: 11/07/2016] [Indexed: 12/20/2022] Open
Abstract
Vasculitis is a remarkable presentation of the extrahepatic manifestations of HCV. According to the presence or absence of cryoglobulins it is subdivided into two main types: cryoglobulinemic vasculitis and non cryoglobulinemic vasculitis based on the attribution of vasculitis to serum cryoglobulins as a pathogenic factor. The attribution of cryoglobulinemia to HCV represents a success story in the history of immunology, microbiology, and clinical medicine. HCV can bind to and invade lymphocytes, consequently triggering an immune response through different mechanisms. The epidemiology of the disease is well described and the clinical picture describes cutaneous, pulmonary, musculoskeletal, neurological, renal, endocrine, gastrointestinal, hepatic and cardiovascular manifestations. It may also be associated with sicca symptoms, an increased risk of lymphoma and serious catastrophic events. The pathology is well characterized. A classification criteria of the syndrome that was validated in 2014 is discussed. Management of CV is decided according to the presence and severity of its clinical presentation. It is divided into asymptomatic, mild, moderate, severe and life threatening disease. Recently introduced direct antiviral agents are proving safe and effective in the management of cryoglobulinemic vasculitis, and it is advocated that the two types of vasculitis be given prioritization in the Egyptian mass campaign to eradicate HCV.
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Key Words
- ANCA, antineutrophil cytoplasmic antibody
- APS, antiphospholipid syndrome
- BAL, bronchoalveolar lavage
- CAPS, catastrophic antiphospholipid syndrome
- CRP, C reactive protein
- CTD, connective tissue disease
- Cryoglobulins
- DAA, direct acting antiviral drugs
- Direct acting anti-HCV drugs
- ESR, erythrocyte sedimentation rate
- Extrahepatic manifestations vasculitis
- GIT, gastrointestinal tract
- HSP, Henoch-Schonlein Purpura
- HUS, hemolytic uremic syndrome
- Hepatitis C virus
- IFN α, interferon alpha
- IHD, ischemic heart disease
- MOH, minister of health
- MRI, magnetic resonance imaging
- NHL, non Hodgkin lymphoma
- PAN, polyarteritis nodosa
- PCR, polymerase chain reaction
- PFT, pulmonary function test
- PN, peripheral neuropathy
- RNA, ribonucleic acid
- TIAs, transient ischemic attacks
- TTP, thrombotic thrombocytopenic purpura
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Affiliation(s)
- Gaafar Ragab
- Rheumatology and Clinical Immunology Unit, Department of Internal Medicine, Cairo University, Egypt
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18
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Abstract
Diagnosis and treatment of hepatitis C virus (HCV) -related autoimmune features has become a clinical challenge in HCV-infected patients, in whom chronic liver disease associated with severe autoimmune features may contribute to a very poor prognosis. Both antiviral and immunosuppressive therapies, either alone or in combination, seem likely to have a key role. Based on the experience of mycophenolate mofetil (MMF) use in HCV patients receiving organ transplantation, this new immunosuppressive agent might represent a safe and effective therapeutic option to treat HCV-related extrahepatic features. Recent data are available for the use of MMF in HCV patients with autoimmune manifestations, mainly for autoimmune cytopenias and vasculitic features. MMF may be used as monotherapy or in association with other drugs for cases of HCV-related autoimmune diseases refractory or intolerant to common immunosuppressive treatments, allowing the reduction of the drug dosage and avoiding serious side effects.
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Affiliation(s)
- M Ramos-Casals
- Department of Autoimmune Diseases, Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), School of Medicine, University of Barcelona, Hospital Clinic, Barcelona, Spain
| | - J Font
- Department of Autoimmune Diseases, Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), School of Medicine, University of Barcelona, Hospital Clinic, Barcelona, Spain
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19
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Abstract
Diagnosis and treatment of hepatitis C virus (HCV) -related autoimmune features has become a clinical challenge in HCV-infected patients, in whom chronic liver disease associated with severe autoimmune features may contribute to a very poor prognosis. Both antiviral and immunosuppressive therapies, either alone or in combination, seem likely to have a key role. Based on the experience of mycophenolate mofetil (MMF) use in HCV patients receiving organ transplantation, this new immunosuppressive agent might represent a safe and effective therapeutic option to treat HCV-related extrahepatic features. Recent data are available for the use of MMF in HCV patients with autoimmune manifestations, mainly for autoimmune cytopenias and vasculitic features. MMF may be used as monotherapy or in association with other drugs for cases of HCV-related autoimmune diseases refractory or intolerant to common immunosuppressive treatments, allowing the reduction of the drug dosage and avoiding serious side effects.
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Affiliation(s)
- M Ramos-Casals
- Department of Autoimmune Diseases, Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), School of Medicine, University of Barcelona, Hospital Clínic, Barcelona, Spain.
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20
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Abstract
Patients with chronic hepatitis C virus (HCV) infection frequently present with extrahepatic manifestations covering a large spectrum, involving different organ systems leading to the concept of systemic HCV infection. These manifestations include autoimmune phenomena and frank autoimmune and/or rheumatic diseases and may dominate the course of chronic HCV infection. Chronic HCV infection causes liver inflammation affecting the development of hepatic diseases. HCV is also a lymphotropic virus that triggers B cells and promotes favorable conditions for B lymphocyte proliferation, including mixed cryoglobulinemia (MC) and MC vasculitis, which is the most prominent extrahepatic manifestation of chronic HCV infection. HCV may also promote a low-grade chronic systemic inflammation that may affect the development of some extrahepatic manifestations, particularly cardiovascular and cerebral vascular diseases. Recognition of extrahepatic symptoms of HCV infection could facilitate early diagnosis and treatment. The development of direct-acting antiviral agents (DDAs) has revolutionized HCV treatment. DDAs, as well as new B-cell-depleting or B-cell-modulating monoclonal antibodies, will expand the panorama of treatment options for HCV-related extrahepatic manifestations including cryoglobulinemic vasculitis. In this context, a proactive, integrated approach to HCV therapy should maximize the benefits of HCV therapy, even when liver disease is mild.
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Affiliation(s)
- E Rosenthal
- Service de Médecine Interne, Hôpital de l'Archet, CHU de Nice, Nice; Université de Nice-Sophia Antipolis, Nice, France COREVIH PACA EST, CHU de Nice, France
| | - P Cacoub
- Sorbonne Universités, UPMC Univ Paris 06, UMR 7211, and Inflammation-Immunopathology-Biotherapy Department (DHU i2B), Paris, France INSERM, UMR_S 959, Paris, France CNRS, FRE3632, Paris, France AP-HP, Groupe Hospitalier Pitié-Salpêtrière, Department of Internal Medicine and Clinical Immunology, Paris, France
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21
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Mazzaro C, Panarello G, Mauro E, Gattei V, Pozzato G. Efficacy and safety of pegylated interferon plus ribavirin for the treatment of hepatitis C virus-positive cryoglobulinemic glomerulonephritis. Dig Liver Dis 2015; 47:613-6. [PMID: 25890508 DOI: 10.1016/j.dld.2015.03.020] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/19/2014] [Revised: 03/12/2015] [Accepted: 03/23/2015] [Indexed: 12/11/2022]
Abstract
BACKGROUND The most frequent form of renal involvement in patients with hepatitis C infection is cryoglobulinemic membrano-proliferative glomerulonephritis. Nonetheless, some reports indicate that the eradication of the hepatitis C virus may also lead to the remission of this renal disease. METHODS The virological, immunological and nephrological response to pegylated interferon α plus ribavirin (48 weeks in patients infected with genotype 1, and 24 weeks for patients infected with genotypes 2 and 3) was evaluated retrospectively in 10 patients with cryoglobulinemic glomerulonephritis. RESULTS 6 patients obtained end of treatment virological response (60%); during follow-up, 2 relapsed, and 4 patients maintained a sustained virological response (40%). At the end of follow-up, three patients obtained a significant nephrological response and decrease in cryoglobulin levels (p<0.05). No significant changes in clinical and biological parameters were observed in non-responders/relapsers. CONCLUSIONS Eradication of hepatitis C may be associated with the regression of cryoglobulinemic glomerulonephritis.
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Affiliation(s)
- Cesare Mazzaro
- Department of Oncology-Haematology CRO, IRCCS, Aviano, Italy
| | - Giacomo Panarello
- Department of Nephrology, Pordenone General Hospital, Pordenone, Italy
| | - Endri Mauro
- Department of Internal Medicine, Pordenone General Hospital, Pordenone, Italy
| | - Valter Gattei
- Department of Oncology-Haematology CRO, IRCCS, Aviano, Italy
| | - Gabriele Pozzato
- Clinical Department of Medical and Surgical Sciences, University of Trieste, Trieste, Italy.
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22
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Teng GG, Chatham WW. Vasculitis related to viral and other microbial agents. Best Pract Res Clin Rheumatol 2015; 29:226-43. [PMID: 26362741 DOI: 10.1016/j.berh.2015.05.007] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/16/2015] [Accepted: 05/08/2015] [Indexed: 12/11/2022]
Abstract
Vasculitis due to infection may occur as a consequence of the inflammation of vessel walls due to direct or contiguous infection, type II or immune complex-mediated reaction, cell-mediated hypersensitivity, or inflammation due to immune dysregulation triggered by bacterial toxin and/or superantigen production. As immunosuppressive therapy administered in the absence of antimicrobial therapy may increase morbidity and fail to effect the resolution of infection-associated vascular inflammation, it is important to consider infectious entities as potential inciting factors in vasculitis syndromes. The causality between infection and vasculitis has been established in hepatitis B-associated polyarteritis nodosa (HBV-PAN) and hepatitis C-associated (cryoglobulinemic) vasculitis (HCV-CV). The review summarizes the recent literature on the pathophysiological mechanisms and the approaches to the management of HBV-PAN and HCV-CV. Roles of other viral and microbial infections, which either manifest as vasculitic syndromes or are implicated in the pathogenesis of primary vasculitides, are also discussed.
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Affiliation(s)
- Gim Gee Teng
- Division of Rheumatology, University Medicine Cluster, National University Health System, Singapore; Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore and National University Health System, Singapore
| | - W Winn Chatham
- Division of Clinical Immunology and Rheumatology, University of Alabama at Birmingham, Birmingham, AL, USA.
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Retamozo S, Brito-Zerón P, Ramos-Casals M. [Treatment of cryoglobulinemic vasculitis associated with hepatitis C virus infection]. Med Clin (Barc) 2015; 144:410-7. [PMID: 24787686 DOI: 10.1016/j.medcli.2014.02.023] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/21/2014] [Revised: 02/13/2014] [Accepted: 02/27/2014] [Indexed: 10/25/2022]
Abstract
Cryoglobulinemia is a heterogeneous systemic autoimmune disease with a wide variety of causes, symptoms and outcomes, and different etiopathogenic pathways involved in the vasculitic organ damage. The discovery of the hepatitis C virus (HCV) in 1989 changed radically the focus of research of the so-called "essential" cryoglobulinemia. Cryoglobulins can be detected in 25-30% of patients with HCV, overwhelmingly representing mixed cryoglobulins. However, only 10-15% of patients present with cryoglobulinemic vasculitis, with a broad spectrum of symptoms including mild or life-threatening manifestations. Consequently, not all patients can be uniformly treated. The key therapeutic points in HCV+ patients with cryoglobulinemic vasculitis cover different aspects. The first is to treat the underlying cause of cryoglobulinemia whenever possible, hence the use of antiviral therapies must always be considered in these patients. An individualized diagnostic approach to assess the number of organs involved and the severity of organ involvement is also essential in the therapeutic planning. This complex clinical scenario leads to an equally complex therapeutic scenario. There are three main treatment strategies for HCV-associated cryoglobulinemic vasculitis: conventional immunosuppression, antiviral treatment and biological therapies. The most recent studies are suggesting a change from the classical therapeutic approach (monotherapeutic regimens) to combination/sequential regimens, including treatments targeting the virus and those directed against the induced autoimmune disease, with the aim of blocking the various etiopathogenic pathways involved.
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Affiliation(s)
- Soledad Retamozo
- Laboratorio de Enfermedades Autoinmunes Josep Font, Centro de Investigación Biomédica CELLEX-Institut d'Investigacions Biomèdiques August Pi i Sunyer (CELLEX-IDIBAPS), Servicio de Enfermedades Autoinmunes, Institut Clínic de Medicina i Dermatologia (ICMiD), Hospital Clínic, Barcelona. España
| | - Pilar Brito-Zerón
- Laboratorio de Enfermedades Autoinmunes Josep Font, Centro de Investigación Biomédica CELLEX-Institut d'Investigacions Biomèdiques August Pi i Sunyer (CELLEX-IDIBAPS), Servicio de Enfermedades Autoinmunes, Institut Clínic de Medicina i Dermatologia (ICMiD), Hospital Clínic, Barcelona. España
| | - Manuel Ramos-Casals
- Laboratorio de Enfermedades Autoinmunes Josep Font, Centro de Investigación Biomédica CELLEX-Institut d'Investigacions Biomèdiques August Pi i Sunyer (CELLEX-IDIBAPS), Servicio de Enfermedades Autoinmunes, Institut Clínic de Medicina i Dermatologia (ICMiD), Hospital Clínic, Barcelona. España.
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Ferri C, Sebastiani M, Giuggioli D, Colaci M, Fallahi P, Piluso A, Antonelli A, Zignego AL. Hepatitis C virus syndrome: A constellation of organ- and non-organ specific autoimmune disorders, B-cell non-Hodgkin's lymphoma, and cancer. World J Hepatol 2015; 7:327-43. [PMID: 25848462 PMCID: PMC4381161 DOI: 10.4254/wjh.v7.i3.327] [Citation(s) in RCA: 95] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/27/2014] [Revised: 12/27/2014] [Accepted: 01/09/2015] [Indexed: 02/06/2023] Open
Abstract
The clinical course of chronic hepatitis C virus (HCV) infection is characterized by possible development of both liver and extrahepatic disorders. The tropism of HCV for the lymphoid tissue is responsible for several immune-mediated disorders; a poly-oligoclonal B-lymphocyte expansion, commonly observed in a high proportion of patients with HCV infection, are responsible for the production of different autoantibodies and immune-complexes, such as mixed cryoglobulins. These serological alterations may characterize a variety of autoimmune or neoplastic diseases. Cryoglobulinemic vasculitis due to small-vessel deposition of circulating mixed cryoglobulins is the prototype of HCV-driven immune-mediated and lymphoproliferative disorders; interestingly, in some cases the disease may evolve to frank malignant lymphoma. In addition, HCV shows an oncogenic potential as suggested by several clinico-epidemiological and laboratory studies; in addition to hepatocellular carcinoma that represents the most frequent HCV-related malignancy, a causative role of HCV has been largely demonstrated in a significant percentage of patients with isolated B-cells non-Hodgkin's lymphomas. The same virus may be also involved in the pathogenesis of papillary thyroid cancer, a rare neoplastic condition that may complicate HCV-related thyroid involvement. Patients with HCV infection are frequently asymptomatic or may develop only hepatic alteration, while a limited but clinically relevant number can develop one or more autoimmune and/or neoplastic disorders. Given the large variability of their prevalence among patients' populations from different countries, it is possible to hypothesize a potential role of other co-factors, i.e., genetic and/or environmental, in the pathogenesis of HCV-related extra-hepatic diseases.
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Affiliation(s)
- Clodoveo Ferri
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Marco Sebastiani
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Dilia Giuggioli
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Michele Colaci
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Poupak Fallahi
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Alessia Piluso
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Alessandro Antonelli
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
| | - Anna Linda Zignego
- Clodoveo Ferri, Marco Sebastiani, Dilia Giuggioli, Michele Colaci, Chair and Rheumatology Unit, Medical School, University of Modena and Reggio Emilia, Azienda Ospedaliero-Universitaria, Policlinico di Modena, 41124 Modena, Italy
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25
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Abstract
Chronic hepatitis C virus (HCV) causes chronic liver injury and can lead to cirrhosis and hepatocellular carcinoma (HCC). HCV can also interact with the immune system to cause several HCV related disorders including essential mixed cryoglobulinemia, vasculitis, dermatitis, glomerulonephritis and lymphoma. A strong association between HCV and diabetes mellitus also exists. These extrahepatic features may lead to increased fatigue and a reduced quality of life. It is now possible to cure most patients with chronic HCV using oral antiviral therapy. Many of these HCV-related disorders and symptoms can be cured when HCV is eradicated. However, some patients may have irreversible injury to extrahepatic sites, cirrhosis that cannot resolve, an increased risk for HCC, persistent fatigue and a reduced quality of life, despite achieving sustained virological response.
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Affiliation(s)
- Mitchell L Shiffman
- Liver Institute of Virginia, Bon Secours Health System, Richmond and Newport News, Virginia, USA
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Triple antiviral therapy in hepatitis C virus infection with or without mixed cryoglobulinaemia: a prospective, controlled pilot study. Dig Liver Dis 2014; 46:833-7. [PMID: 24953206 DOI: 10.1016/j.dld.2014.05.017] [Citation(s) in RCA: 51] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/18/2013] [Revised: 05/12/2014] [Accepted: 05/20/2014] [Indexed: 12/11/2022]
Abstract
BACKGROUND Mixed cryoglobulinaemia is strongly related to hepatitis C virus infection. Treatment with peg-interferon and ribavirin has been indicated as first-line therapy for mild/moderate hepatitis C virus-related mixed cryoglobulinaemia. AIM To evaluate the safety and efficacy of triple boceprevir-based antiviral therapy in patients with or without mixed cryoglobulinaemia previously treated with peg-interferon and ribavirin, and with advanced liver disease. METHODS Thirty-five hepatitis C virus-positive patients (17 with asymptomatic mixed cryoglobulinaemia, 5 with symptomatic mixed cryoglobulinaemia, and 11 without mixed cryoglobulinaemia) were treated with triple boceprevir-based antiviral therapy. RESULTS In 19/22 cryoglobulinaemic subjects (86%), the addition of boceprevir induced cryocrit disappearance. Cryocrit behaviour was related to virological response, with improvement of symptoms upon undetectable viraemia and reappearance after virological breakthrough. The rate of sustained virological response was lower in cryoglobulinaemic patients than in patients without mixed cryoglobulinaemia (23.8% vs 70% respectively, p=0.01). CONCLUSION Boceprevir-based therapy was safe and effective in cryoglobulinaemic patients. The correlation between direct inhibition of hepatitis C virus replication and clinical improvement in mixed cryoglobulinaemic patients is definitive proof of the key pathogenetic role played by viral replication. Further studies are needed to confirm and clarify the reduced virological response in patients with mixed cryoglobulinaemia.
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27
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Membranoproliferative glomerulonephritis, type II cryoglobulinemia and triple therapy for hepatitis C: a case series and review of the literature. Dig Dis Sci 2014; 59:2007-12. [PMID: 24633573 DOI: 10.1007/s10620-014-3085-7] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/06/2013] [Accepted: 02/18/2014] [Indexed: 12/20/2022]
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Saadoun D, Cacoub P. Current and future therapeutic strategies for treating mixed cryoglobulinemia. Expert Opin Orphan Drugs 2014. [DOI: 10.1517/21678707.2014.883919] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Fabrizi F, Dixit V, Messa P. Antiviral therapy of symptomatic HCV-associated mixed cryoglobulinemia: meta-analysis of clinical studies. J Med Virol 2013; 85:1019-27. [PMID: 23588727 DOI: 10.1002/jmv.23562] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 01/28/2013] [Indexed: 02/06/2023]
Abstract
Hepatitis C virus (HCV) infection may be associated with extra-hepatic illness including mixed cryoglobulinemia. Evidence on HCV-related mixed cryoglobulinemia in the non-transplantation setting exists even if its appropriate management remains unclear. The cornerstone of treatment for symptomatic HCV-associated mixed cryoglobulinemia is antiviral therapy but little is known about its activity. A systematic review of the literature with a meta-analysis of clinical studies was performed in order to assess efficacy and safety of combination antiviral therapy for symptomatic HCV-associated mixed cryoglobulinemia in non-immunosuppressed individuals. The random effects model of DerSimonian and Laird was used, with heterogeneity and sensitivity analyses. The primary outcome was sustained virological response (as a measure of efficacy), and the secondary outcome was the rate of patients stopping (or dose reducing) antiviral agents (as a measure of tolerability). Ten clinical studies (300 unique patients) were identified; the rate of baseline kidney involvement ranged between 4% and 39%. The summary estimate of frequency of sustained viral response was 0.42 with a 95% confidence interval (CI) of 0.31; 0.54 (random effects model). Significant heterogeneity occurred (P = 0.00001; I(2) = 77.6%). Stratified analysis showed higher efficacy in those studies using combination therapy with pegylated-than conventional IFN; the summary estimate of sustained viral response being 0.52 (95% CI, 0.40; 0.63) and 0.32 (95% CI, 0.15; 0.49), respectively. There was good association between viral and clinical response, weighted K 0.634 (95% CI, 0.455; 0.814), by a meta-analysis at individual level on a subset of reports (n = 3; 74 unique patients). The summary estimate of frequency of patients stopping (or dose reducing) antiviral agents was 0.15 (95% CI, 0.08; 0.21); no heterogeneity occurred (P = 0.05; I(2) = 51%). In summary, combination antiviral therapy (pegylated IFN plus ribavirin) gives satisfactory response in more than the half of patients with symptomatic mixed cryoglobulinemia associated with HCV. HCV-related mixed cryoglobulinemia is uncommon in developed countries and this clearly hampers randomized controlled clinical trials aimed to evaluate efficacy and safety of antiviral therapy in non-immunosuppressed individuals.
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Affiliation(s)
- Fabrizio Fabrizi
- Division of Nephrology, Maggiore Hospital, IRCCS Foundation, Milan, Italy.
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30
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Renal involvement in HCV-related vasculitis. Clin Res Hepatol Gastroenterol 2013; 37:334-9. [PMID: 23562337 DOI: 10.1016/j.clinre.2013.02.002] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/04/2013] [Accepted: 02/07/2013] [Indexed: 02/07/2023]
Abstract
Renal involvement has been frequently reported in the setting of hepatitis C virus (HCV) infection. The most common renal pathology associated with chronic HCV infection is type I membranoproliferative glomerulonephritis associated with type II mixed cryoglobulinemia, while membranoproliferative glomerulonephritis without cryoglobulinemia and membranous nephropathy were less frequently reported. Rarely, focal segmental glomerulosclerosis, fibrillary and immunotactoid glomerulopathies, and thrombotic microangiopathies were described during the course of HCV infection. In the present review, we have focused on renal involvement in HCV-related vasculitis.
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31
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Abstract
Hepatitis C virus (HCV) is now well recognised as the main etiologic agent of mixed cryoglobulinaemia vasculitis (cryovas). New opportunities and problems in developing therapy have therefore emerged. Antiviral therapy with pegylated interferon-α and ribavirin (plus protease inhibitor in the case of HCV genotype 1 infection) should be considered as induction therapy for HCV-cryovas with mild to moderate disease severity and activity. An early virologic response to antiviral therapy is correlated with a complete clinical response of HCV-cryovas. In patients presenting with more severe disease (ie, worsening of renal function, mononeuritis multiplex, extensive skin disease including ulcers and distal necrosis), an immunosuppression induction phase is often necessary while awaiting the generally slow response to antiviral treatments. Combination therapy with rituximab plus an optimal antiviral agent is recommended, as it may target the downstream B cell arm of autoimmunity and the viral trigger. Careful monitoring for adverse effects is mandatory, since some manifestations of HCV-cryovas, such as peripheral neuropathy or skin ulcers, may worsen with interferon-based therapy. Clinicians should be aware of the possibility of malignant lymphoma when patients develop a relapse of cryovas without virological relapse. Room for other treatment strategies is very limited. Low-dose corticosteroids may help to control minor intermittent inflammatory signs such arthralgia but do not succeed in case of major organ involvement. Other immunosuppressants should be given only in case of refractory forms of HCV-cryovas, which are frequently associated with an underlying B cell lymphoma.
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32
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Cacoub P, Terrier B, Saadoun D. L11. Hepatitis C virus mixed cryoglobulinemia vasculitis: Therapeutic options. Presse Med 2013; 42:523-7. [DOI: 10.1016/j.lpm.2013.01.011] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/27/2023] Open
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Terrier B, Karras A, Cluzel P, Collet JP, Sène D, Saadoun D, Cacoub P. Presentation and prognosis of cardiac involvement in hepatitis C virus-related vasculitis. Am J Cardiol 2013; 111:265-72. [PMID: 23116612 DOI: 10.1016/j.amjcard.2012.09.028] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/26/2012] [Revised: 09/04/2012] [Accepted: 09/04/2012] [Indexed: 12/11/2022]
Abstract
Cardiac manifestation in primary systemic vasculitides is associated with poor outcomes, leading to the use of immunosuppressive therapy. In contrast, the spectrum and the outcome of cardiac involvement in the setting of mixed cryoglobulinemia vasculitis (CryoVas) have never been evaluated. To describe the clinical presentation and to evaluate clinical outcomes of cardiac manifestations during hepatitis C virus (HCV)-related mixed CryoVas, the clinical records of 165 consecutive patients with HCV-related mixed CryoVas followed from January 1, 1993, to January 1, 2010, were reviewed. Of the 165 patients with HCV-related mixed CryoVas, 7 (4%) had cardiac manifestations. Thoracic pain and congestive heart failure manifestations were the main clinical manifestations (n = 4 [57%] each). Cardiac imaging showed dilated cardiomyopathy in 5 patients and hypertrophic cardiomyopathy in 1. In multivariate analysis, patients with cardiac manifestations had more frequent B-cell lymphoma (odds ratio 18.1, 95% confidence interval 2.8 to 116.7, p = 0.0023) and gastrointestinal involvement (odds ratio 14.6, 95% confidence interval 2.0 to 104.9, p = 0.0078). All cardiac manifestations were reversible early after the initiation of corticosteroids and aggressive immunosuppressive therapy. However, after a median follow-up period of 19 months, 3 patients (43%) had died. Respective 6-month, 1-year, and 2-year survival rates in patients with and without cardiac involvement were 86% and 99%, 71% and 96%, and 48% and 90% (hazard ratio 5.01, p = 0.003). In conclusion, cardiac damage is a rare manifestation of HCV-related mixed cryoglobulinemia vasculitis. Cardiac involvement is associated with B-cell lymphoma and life-threatening manifestations. Despite favorable early outcomes, patients with cardiac damage had poorer survival than those without.
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35
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Abstract
Hepatitis C virus (HCV) infection is a growing international health problem, and more than 170 million people are chronic carriers. Up to 50% of HCV-positive patients develop at least one extrahepatic manifestation during the course of disease. To varying degrees of certainty, there is evidence of an association between chronic HCV infection and a variety of neuromuscular diseases. The pathogenesis of most extrahepatic diseases remains unclear but possibly includes HCV lymphotropism and/or HCV-induced autoantibodies. The therapeutic approach to HCV-associated autoimmune disorders entails eradication of HCV with one of the recombinant interferon-alpha preparations with or without additional immunosuppressive drugs.
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36
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Fabrizi F, Plaisier E, Saadoun D, Martin P, Messa P, Cacoub P. Hepatitis C virus infection, mixed cryoglobulinemia, and kidney disease. Am J Kidney Dis 2012; 61:623-37. [PMID: 23102733 DOI: 10.1053/j.ajkd.2012.08.040] [Citation(s) in RCA: 93] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/08/2012] [Accepted: 08/28/2012] [Indexed: 02/06/2023]
Abstract
Hepatitis C virus (HCV) may instigate mixed cryoglobulinemia; the most significant accompanying kidney lesion is type I membranoproliferative glomerulonephritis, usually occurring in the context of type II mixed cryoglobulinemia. Additionally, recent data support a link between HCV infection and proteinuria in population-based studies, raising the possibility that kidney diseases associated with HCV may be more common than previously thought. A number of strategies have been used to treat HCV-related glomerulonephritis, including antiviral agents, immunosuppressive therapies such as corticosteroids and cytotoxic agents, and plasma exchange. Limited but encouraging data about the utility of antiviral treatment in the setting of HCV-associated glomerulonephritis exist, with one pooled analysis noting a sustained viral response of 42%, albeit with significant heterogeneity. Immunosuppressive therapy may be most useful for cryoglobulinemic kidney disease, with individualized approaches considered for the treatment of HCV-associated cryoglobulinemic glomerulonephritis based on the level of proteinuria and kidney failure. Of note, rituximab, a chimeric monoclonal antibody that blocks CD20 receptors on B cells, has been reported to be effective for the treatment of mixed cryoglobulinemia symptoms, including glomerulonephritis.
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Affiliation(s)
- Fabrizio Fabrizi
- Division of Nephrology, Maggiore Policlinico Hospital, IRCCS Foundation, Milano, Italy.
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37
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Kayali Z, Labrecque DR, Schmidt WN. Treatment of hepatitis C cryoglobulinemia: mission and challenges. ACTA ACUST UNITED AC 2012; 9:497-507. [PMID: 17081483 DOI: 10.1007/s11938-006-0006-7] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
Mixed cryoglobulinemia (MC) is a syndrome resulting from cold-insoluble immunoglobulin complexes or cryoglobulins (CGs) that precipitate in the serum of 40% to 50% of patients with chronic hepatitis C virus (HCV) infection. The pathogenesis of cryoglobulinemia likely occurs due to chronic viremia and generation of rheumatoid factor following continuous presentation of antigen-immunoglobulin complexes to B cells. CGs are thought to be responsible for a variety of extrahepatic manifestations associated with HCV, including vasculitis, glomerulonephritis, arthritis, and neuropathies, which occur in approximately 10% of HCV patients with CGs. CGs also are a powerful predictive factor for progressive liver disease and the aggressive reoccurrence of liver disease in HCV-positive patients after liver transplantation. First-line therapy for MC due to HCV infection is antiviral therapy with pegylated interferon-alpha and ribavirin. Viral eradication usually produces marked reduction of physical complications and arrests end organ damage concomitant with clearance of CG. Additional prospective, controlled studies are necessary to determine whether CG influences patient virologic response and/or its durability to antiviral therapy. Immunomodulators such as corticosteroids and cyclophosphamide are efficacious for palliative treatment of the symptomatology of HCV cryoglobulinemia but may enhance viral replication. Consequently, prolonged therapy with immunomodulatory agents should be limited to severe vasculitis or aggressive glomerulonephritis in patients with MC due to HCV who have failed to respond to antiviral therapy. In acute, fulminant presentations, plasmapheresis may provide temporary relief and arrest the rapid progression of the disease so that additional therapy can be initiated.
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Affiliation(s)
- Zeid Kayali
- Division of GI/Hepatology, Department of Internal Medicine, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, 4553 JCP, Iowa City, IA 52242, USA.
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38
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Abstract
Hepatitis C Virus (HCV) is a major health problem, infecting about 3 % of people worldwide and leading to liver as well as extrahepatic diseases. This justifies the definition of HCV infection as a systemic disease. Based on available data, the link between the virus and some of these extrahepatic disorders is certain, whereas for some others needs further confirmation. HCV-related lymphoproliferative disorders, ranging from benign, but pre-lymphomatous conditions, like mixed cryoglobulinemia, to frank lymphomas, represent the extrahepatic manifestations most closely related to HCV. The primary involvement of the liver and lymphatic system corresponds to the double viral tropism, being HCV able to infect both hepatic and lymphatic cells. Other HCV-associated disorders include renal, endocrine, dermatological, cardiovascular, rheumatologic and central nervous system diseases. On the whole, the HCV disease appears a very important, mainly hidden, public health problem leading to heavy direct and indirect costs. The possibility that HCV may be eradicated following antiviral therapy is important for both the therapeutic and preventive points of view, making the HCV disease an ideal model for pathogenetic studies.
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Affiliation(s)
- Anna Linda Zignego
- Department of Internal Medicine, Center for Systemic Manifestations of Hepatitis Viruses (MaSVE), University of Florence, Largo Brambilla 3, 50134, Florence, Italy.
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39
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McCarthy M, Ortega MR. Neurological complications of hepatitis C infection. Curr Neurol Neurosci Rep 2012; 12:642-54. [PMID: 22991069 DOI: 10.1007/s11910-012-0311-6] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Though well-known as a cause of liver disease, Hepatitis C virus infection is emerging as a cause of a variety of peripheral and central nervous system disorders. The virus causes chronic persistent infection with complex immune responses in the majority of individuals. Viral infection may have the potential to generate neurological illness through direct infection of neural cells or through immune-mediated mechanisms, including enhancement of autoimmune responses. Moreover, the mainstay of antiviral treatment of hepatitis C infection, interferon-alpha, is itself associated with neurological morbidity. Thus neurologists are increasingly faced with diagnosing or even predicting a wide spectrum of neurological complications of hepatitis C infection and/or its treatment.
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Affiliation(s)
- Micheline McCarthy
- Neurology (127), Bruce Carter Veterans Affairs Medical Center, 1201 NW 16th Street, Miami, FL 33125, USA.
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40
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Terrier B, Jehan F, Munteanu M, Geri G, Saadoun D, Sène D, Poynard T, Souberbielle JC, Cacoub P. Low 25-hydroxyvitamin D serum levels correlate with the presence of extra-hepatic manifestations in chronic hepatitis C virus infection. Rheumatology (Oxford) 2012; 51:2083-90. [PMID: 22908327 DOI: 10.1093/rheumatology/kes209] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022] Open
Abstract
OBJECTIVE Chronic HCV infection is associated with extra-hepatic manifestations. Recent studies have suggested an immunomodulatory role for vitamin D during HCV infection. We investigated the association between serum vitamin D status and the presence of HCV extra-hepatic manifestations. METHODS 25(OH)D serum levels were assessed in 94 HCV(+)RNA(+) patients [including 48 patients with mixed cryoglobulinaemia (MC) vasculitis]. Correlations between serum 25(OH)D levels and the presence of extra-hepatic manifestations of HCV infection were analysed. RESULTS Overall, 84 of 94 patients (89%) had hypovitaminosis D (≤30 ng/ml). Patients with vitamin D deficiency vs insufficiency vs sufficiency more frequently had systemic vasculitis (P = 0.02), in particular purpura (P = 0.006), detectable MC (P = 0.008) and low C4 serum levels (P = 0.006). Serum levels of 25(OH)D were also correlated with cryoglobulin and C4 levels and with marginal zone B cells and regulatory T cells. In multivariate analysis, the presence of MC and systemic vasculitis remained independently associated with low 25(OH)D levels. CONCLUSION In chronic HCV infection, low 25(OH)D levels correlate with the presence of mixed cryoglobulinaemia and systemic vasculitis in chronic HCV infection. These findings suggest the potential multifaceted benefits of vitamin D supplementation in HCV-infected patients with extra-hepatic manifestations, but interventional studies are needed to confirm these data.
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Affiliation(s)
- Benjamin Terrier
- Department of Internal Medicine, Groupe Hospitalier Pitié-Salpêtrière, 47 boulevard de l'Hôpital, 75013 Paris, France
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41
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Autoimmune manifestations in viral hepatitis. Semin Immunopathol 2012; 35:73-85. [PMID: 23010889 DOI: 10.1007/s00281-012-0328-6] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/03/2012] [Accepted: 07/01/2012] [Indexed: 02/06/2023]
Abstract
Infections by the viruses responsible for hepatitis B, C and D are accompanied by a number of immunopathological manifestations. A link between infection and autoimmunity is particularly well documented for the hepatitis C virus. Immunopathological manifestations range from production of autoantibodies to overt autoimmune disease, including thyroiditis and autoimmune hepatitis, and to immune-complex-mediated disorders, including cryoglobulinaemia, glomerulonephritis and vasculitis. Several of these manifestations improve with successful antiviral treatment, directly incriminating the virus in their pathogenesis. Mechanisms considered responsible for hepatitis virus-related immunopathology, including molecular mimicry, impairment of regulatory T cells and activation of B lymphocytes, will be examined in this review.
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42
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St Clair EW. Hepatitis C virus-related cryoglobulinemic vasculitis: emerging trends in therapy. ACTA ACUST UNITED AC 2012; 64:604-8. [PMID: 22147537 DOI: 10.1002/art.34326] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
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43
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Management of noninfectious mixed cryoglobulinemia vasculitis: data from 242 cases included in the CryoVas survey. Blood 2012; 119:5996-6004. [PMID: 22474249 DOI: 10.1182/blood-2011-12-396028] [Citation(s) in RCA: 124] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023] Open
Abstract
Data on the clinical spectrum and therapeutic management of noninfectious mixed cryoglobulinemia vasculitis (CryoVas) in the era of hepatitis C virus screening are lacking. We analyzed data from 242 patients with noninfectious mixed CryoVas included in the French multicenter CryoVas survey. Baseline manifestations were purpura (75%), peripheral neuropathy (52%), arthralgia or arthritis (44%), glomerulonephritis (35%), cutaneous ulcers (16%), and cutaneous necrosis (14%). A connective tissue disease was diagnosed in 30% and B-cell non-Hodgkin lymphoma in 22%, whereas the CryoVas was considered to be essential in 48%. With the use of Cox-marginal structural models, rituximab plus corticosteroids showed the greater therapeutic efficacy compared with corticosteroids alone and alkylating agents plus corticosteroids to achieve complete clinical, renal, and immunologic responses and a prednisone dosage < 10 mg/d at 6 months. However, this regimen was also associated with severe infections, particularly when high doses of corticosteroids were used, whereas death rates did not differ between the therapeutic regimens. The role of each of these strategies remains to be defined in well-designed randomized controlled trials.
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Visentini M, Conti V, Cagliuso M, Siciliano G, Scagnolari C, Casato M, Fiorilli M. Persistence of a Large Population of Exhausted Monoclonal B cells in Mixed Cryoglobuliemia After the Eradication of Hepatitis C Virus Infection. J Clin Immunol 2012; 32:729-35. [DOI: 10.1007/s10875-012-9677-0] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/24/2011] [Accepted: 02/21/2012] [Indexed: 10/28/2022]
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Carvalho-Filho RJ, Narciso-Schiavon JL, Tolentino LHL, Schiavon LL, Ferraz MLG, Silva AEB. Central nervous system vasculitis and polyneuropathy as first manifestations of hepatitis C. World J Gastroenterol 2012; 18:188-91. [PMID: 22253526 PMCID: PMC3257447 DOI: 10.3748/wjg.v18.i2.188] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/11/2011] [Revised: 07/09/2011] [Accepted: 07/16/2011] [Indexed: 02/06/2023] Open
Abstract
Sensory or motor peripheral neuropathy may be observed in a significant proportion of hepatitis C virus (HCV)-infected patients. However, central nervous system (CNS) involvement is uncommon, especially in cryoglobulin-negative subjects. We describe a case of peripheral neuropathy combined with an ischemic CNS event as primary manifestations of chronic HCV infection without cryoglobulinemia. Significant improvement was observed after antiviral therapy. We discuss the spectrum of neurological manifestations of HCV infection and review the literature.
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Pipili C, Ilonidis G, Cholongitas E. Hepatitis C virus and kidney: a strong association with different clinical aspects. Liver Int 2011; 31:1071-80. [PMID: 21745269 DOI: 10.1111/j.1478-3231.2011.02458.x] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/13/2023]
Abstract
The most frequent kidney disease associated with chronic hepatitis C virus (HCV) infection is membranoproliferative glomerulonephritis in patients with type II mixed cryoglobulinaemia. The principal clinical manifestations of glomerular disease in HCV-infected patients are the presence of proteinuria and haematuria with or without impaired kidney function. Pharmaceutical regimens vary because the main pathogenesis of renal dysfunction often mediated by cryoglobulins has not been fully elucidated. HCV infection remains common in patients on renal replacement therapy and has an adverse impact on their survival. Safe and effective pharmaceutical regimens have not been yet established and nosocomial spread within dialysis units continues to occur. Monotherapy with interferon for HCV infection is probably more effective in dialysis than in non-uraemic patients, while experience with ribavirin is limited because of its adverse haemolytic effect. Based on shortage of cadaver kidneys and the fact that HCV renal transplant recipients have better survival than stay on maintenance haemodialysis or at list for transplantation, health organization proposed the use of cadaver kidneys from anti-HCV-positive donors, bringing up concerns and conflicting views. This present review describes the main renal manifestations of HCV infection, the epidemiological and clinical characteristics of chronic kidney disease population and comments on the limitations and shortcomings of current therapeutical regiments.
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Affiliation(s)
- Chrisoula Pipili
- Department of Nephrology, Aretaieion University Hospital, Athens, Greece
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El Khayat HR, Fouad YM, Ahmad EA, El Amin H, Ismael F, Rizk A. Hepatitis C virus (genotype 4)-associated mixed cryoglobulinemia vasculitis: effects of antiviral treatment. Hepatol Int 2011; 6:606-12. [PMID: 22020820 DOI: 10.1007/s12072-011-9303-x] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/29/2010] [Accepted: 07/18/2011] [Indexed: 12/21/2022]
Abstract
OBJECTIVE Type II mixed cryoglobulinemia (MC) is a systemic vasculitis usually associated with hepatitis C virus (HCV). The present trial was performed to investigate the efficacy of therapy with pegylated interferon alfa-2a (PEG-IFN alfa-2a) plus ribavirin in patients with HCV-related MC vasculitis and evaluate the factors associated with clinical remission of MC. METHODS A total of 46 consecutive patients with HCV-related Type II MC received PEG-IFN alfa-2a (standard dose 180 mg/week) subcutaneously plus oral ribavirin (800-1,200 mg/day) for 48 weeks. The response to treatment was analyzed by comparing clinical, immunologic, and virologic parameters at the initial evaluation with those observed at the end of follow-up. Logistic regression was used to assess the factors associated with clinical remission. RESULTS A total of 22 patients (48%) had a sustained virologic response and were complete clinical responders. Serum cryoglobulin disappeared in 26 of 46 patients (56%), and complement levels normalized in 70% of the patients. In univariate analysis, factors associated with complete clinical response were early virologic response at 4 weeks [OR 1.4 (95% CI 0.1-17.1)], proteinuria [OR 1.4 (95% CI 0.2-8.2)] and the fibrosis score [OR 1.09 (95% CI 0.6-1.9)], peripheral neuropathy [OR 0.9 (95% CI 0.1-6.5)], arthralgia [OR 0.7 (95% CI 0.1-3.9)], sicca syndrome [OR 0.6 (95% CI 0.1-3.2)], cryoglobulin [OR 0.2 (95% CI 0.07-1.09)], and purpura [OR 0.1 (95% CI 0.01-1.3)]. In multivariate analysis, only cryoglobulinemia was independently associated with complete clinical response. No patient had side effects for which discontinuation of therapy was required. CONCLUSION The results indicated that treatment with PEG-IFN alfa-2a plus ribavirin can achieve a complete clinical response in patients with HCV-related MC. Complete clinical response correlates with the eradication of HCV.
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Affiliation(s)
- Hisham R El Khayat
- Department of Gastroenterology, Theodore Bilharz Institute, Cairo, Egypt
| | - Yasser M Fouad
- Department of Tropical Medicine, Minia University, Minia, Egypt.
| | - Ezzat Ali Ahmad
- Department of Internal Medicine, Alexandria University, Alexandria, Egypt
| | - Hussein El Amin
- Department of Internal Medicine, Assiut University, Assiut, Egypt
| | - Faten Ismael
- Department Rheumatology, Minia University, Minia, Egypt
| | - Amal Rizk
- Department Rheumatology, Cairo University, Cairo, Egypt
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Terrier B, Semoun O, Saadoun D, Sène D, Resche-Rigon M, Cacoub P. Prognostic factors in patients with hepatitis C virus infection and systemic vasculitis. ACTA ACUST UNITED AC 2011; 63:1748-57. [PMID: 21400476 DOI: 10.1002/art.30319] [Citation(s) in RCA: 82] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
OBJECTIVE Hepatitis C virus (HCV)-related systemic vasculitis can cause significant morbidity and mortality. Most studies of the prognosis of patients with HCV-related systemic vasculitis are based on heterogeneous studies performed before the era of antiviral therapy. The aim of this study was to analyze the clinical, biologic, and therapeutic factors associated with prognosis in a homogeneous series of patients with HCV-related systemic vasculitis who were followed up during the era of antiviral therapy. METHODS One hundred fifty-one consecutive HCV RNA-positive patients with vasculitis were prospectively followed up between 1993 and 2009 and were analyzed for clinical, biologic, and therapeutic factors associated with survival. RESULTS After a median followup period of 54 months, 32 patients (21%) had died, mainly of infection and end-stage liver disease. The 1-year, 3-year, 5-year, and 10-year survival rates were 96%, 86%, 75%, and 63%, respectively. Baseline factors associated with a poor prognosis were the presence of severe liver fibrosis (hazard ratio [HR] 5.31), central nervous system involvement (HR 2.74), kidney involvement (HR 1.91), and heart involvement (HR 4.2). The Five-Factors Score (FFS), a vasculitis scoring system, was significantly associated with outcome. In multivariate analysis, severe fibrosis (HR 10.8) and the FFS (HR 2.49) were significantly associated with a poor prognosis. Treatment with the combination of PEGylated interferon plus ribavirin was associated with a good prognosis (HR 0.34), whereas treatment with immunosuppressive agents was associated with a poor outcome, after adjustment for the severity of vasculitis (HR 4.05). Among patients without severe fibrosis, the FFS was a good predictor of outcome, while among those with severe fibrosis, the severity of vasculitis had no prognostic value. CONCLUSION At the time of the diagnosis of HCV-related systemic vasculitis, severe liver fibrosis and the severity of vasculitis were the main prognostic factors. Use of antiviral agents was associated with a good prognosis, whereas treatment with immunosuppressant agents had a negative impact.
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Affiliation(s)
- Benjamin Terrier
- Department of Internal Medicine, CNRS, UMR 7211, Groupe Hospitalier Pitié-Salpétrière, Assistance Publique Hôpitaux de Paris, and Université Pierre et Marie Curie Paris 6, Paris, France
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Cacoub P. [Recent advances in the treatment of HCV cryoglobulinemia vasculitis]. Presse Med 2011; 40:991-4. [PMID: 21664794 DOI: 10.1016/j.lpm.2011.05.002] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/26/2010] [Revised: 02/22/2011] [Accepted: 05/03/2011] [Indexed: 12/09/2022] Open
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Pietrogrande M, De Vita S, Zignego AL, Pioltelli P, Sansonno D, Sollima S, Atzeni F, Saccardo F, Quartuccio L, Bruno S, Bruno R, Campanini M, Candela M, Castelnovo L, Gabrielli A, Gaeta GB, Marson P, Mascia MT, Mazzaro C, Mazzotta F, Meroni P, Montecucco C, Ossi E, Piccinino F, Prati D, Puoti M, Riboldi P, Riva A, Roccatello D, Sagnelli E, Scaini P, Scarpato S, Sinico R, Taliani G, Tavoni A, Bonacci E, Renoldi P, Filippini D, Sarzi-Puttini P, Ferri C, Monti G, Galli M. Recommendations for the management of mixed cryoglobulinemia syndrome in hepatitis C virus-infected patients. Autoimmun Rev 2011; 10:444-54. [DOI: 10.1016/j.autrev.2011.01.008] [Citation(s) in RCA: 157] [Impact Index Per Article: 12.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/12/2011] [Accepted: 01/28/2011] [Indexed: 02/07/2023]
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