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Ong SWX, Patel D, Reinblatt S, Tong SYC, Lee TC, McDonald EG, Daneman N. Choosing the right outcomes in infectious diseases clinical research-putting patients front and centre. Clin Microbiol Infect 2024; 30:10-14. [PMID: 37918512 DOI: 10.1016/j.cmi.2023.10.027] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/09/2023] [Revised: 10/25/2023] [Accepted: 10/26/2023] [Indexed: 11/04/2023]
Affiliation(s)
- Sean W X Ong
- Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, ON, Canada; Faculty of Medicine, Dentistry and Health Sciences, University of Melbourne, Melbourne, VIC, Australia; Division of Infectious Diseases, Sunnybrook Health Sciences Centre, Toronto, ON, Canada
| | - Devangi Patel
- Faculty of Medicine and Health Sciences, McGill University, Montréal, QC, Canada
| | | | - Steven Y C Tong
- Department of Infectious Diseases, University of Melbourne, Peter Doherty Institute for Infection and Immunity, Melbourne, VIC, Australia; Victorian Infectious Diseases Service, Royal Melbourne Hospital, Peter Doherty Institute for Infection and Immunity, Melbourne, VIC, Australia
| | - Todd C Lee
- Clinical Practice Assessment Unit, McGill University Health Centre, Montréal, QC, Canada; Division of Infectious Diseases, McGill University Health Centre, Montréal, QC, Canada
| | - Emily G McDonald
- Clinical Practice Assessment Unit, McGill University Health Centre, Montréal, QC, Canada; Division of General Internal Medicine, McGill University Health Centre, Montréal, QC, Canada
| | - Nick Daneman
- Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, ON, Canada; Division of Infectious Diseases, Sunnybrook Health Sciences Centre, Toronto, ON, Canada.
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Bainum TB, Reveles KR, Hall RG, Cornell K, Alvarez CA. Controversies in the Prevention and Treatment of Clostridioides difficile Infection in Adults: A Narrative Review. Microorganisms 2023; 11:387. [PMID: 36838352 PMCID: PMC9963748 DOI: 10.3390/microorganisms11020387] [Citation(s) in RCA: 10] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/23/2022] [Revised: 01/30/2023] [Accepted: 01/31/2023] [Indexed: 02/05/2023] Open
Abstract
Clostridioides difficile remains a problematic pathogen resulting in significant morbidity and mortality, especially for high-risk groups that include immunocompromised patients. Both the Infectious Diseases Society of America and the Society for Healthcare Epidemiology of America (IDSA/SHEA), as well as the American College of Gastroenterology (ACG) and the European Society of Clinical Microbiology and Infectious Diseases (ESCMID) recently provided guideline updates for C. difficile infection (CDI). In this narrative review, the authors reviewed available literature regarding the prevention or treatment of CDI in adults and focused on disagreements between the IDSA/SHEA and ACG guidelines, as well as articles that have been published since the updates. Several options for primary prophylaxis are available, including probiotics and antibiotics (vancomycin, fidaxomicin). The literature supporting fidaxomicin is currently quite limited. While there are more studies evaluating probiotics and vancomycin, the optimal patient populations and regimens for their use have yet to be defined. While the IDSA/SHEA guidelines discourage metronidazole use for mild CDI episodes, evidence exists that it may remain a reasonable option for these patients. Fidaxomicin has an advantage over vancomycin in reducing recurrences, but its use is limited by cost. Despite this, recent studies suggest fidaxomicin's cost-effectiveness as a first-line therapy, though this is highly dependent on institutional contracts and payment structures. Secondary prophylaxis should focus on non-antimicrobial options to lessen the impact on the microbiome. The oral option of fecal microbiota transplantation (FMT), SER109, and the now FDA-approved RBX2660 represent exciting new options to correct dysbiosis. Bezlotoxumab is another attractive option to prevent recurrences. Further head-to-head studies of newer agents will be needed to guide selection of the optimal therapies for CDI primary and secondary prophylaxis.
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Affiliation(s)
- Taryn B. Bainum
- Jerry H. Hodge School of Pharmacy, Texas Tech University Health Sciences Center, Amarillo, TX 79106, USA
| | - Kelly R. Reveles
- College of Pharmacy, The University of Texas at Austin, Austin, TX 78712, USA
- Pharmacotherapy Education and Research Center, University of Texas Health San Antonio, San Antonio, TX 78229, USA
| | - Ronald G. Hall
- Jerry H. Hodge School of Pharmacy, Texas Tech University Health Sciences Center, Amarillo, TX 79106, USA
| | - Kelli Cornell
- Jerry H. Hodge School of Pharmacy, Texas Tech University Health Sciences Center, Amarillo, TX 79106, USA
| | - Carlos A. Alvarez
- Jerry H. Hodge School of Pharmacy, Texas Tech University Health Sciences Center, Amarillo, TX 79106, USA
- Center of Excellence in Real-World Evidence, Texas Tech University Health Sciences Center, Dallas, TX 75235, USA
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Patel D, Senecal J, Spellberg B, Morris AM, Saxinger L, Footer BW, McDonald EG, Lee TC. Fidaxomicin to prevent recurrent Clostridioides difficile: what will it cost in the USA and Canada? JAC Antimicrob Resist 2023; 5:dlac138. [PMID: 36632358 PMCID: PMC9825808 DOI: 10.1093/jacamr/dlac138] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2022] [Accepted: 12/13/2022] [Indexed: 01/09/2023] Open
Abstract
Importance Recent changes in guidelines for managing Clostridioides difficile infections (CDI) have placed fidaxomicin as a first-line treatment. Objective To estimate the net cost of first-line fidaxomicin compared to vancomycin in the American and Canadian healthcare systems and to estimate the price points at which fidaxomicin would become cost saving for the prevention of recurrence. Data sources and study selection We identified randomized, placebo-controlled trials directly comparing fidaxomicin with vancomycin that reported on recurrence. Medication costs were obtained from the Veterans Affairs Federal Supply Schedule (US) and the Quebec drug formulary (Canada). The average cost of a CDI recurrence was established through a systematic review for each country. Data extraction synthesis and outcome measures For efficacy, data on CDI recurrence at day 40 were pooled using a restricted maximal likelihood random effects model. For the cost review, the mean cost across identified studies was adjusted to reflect May 2022 dollars. These were used to estimate the net cost per recurrence prevented with fidaxomicin and the price point below which fidaxomicin would be cost saving. Results The estimated mean system costs of a CDI recurrence were $15 147USD and $8806CAD, respectively. Preventing one recurrence by using first-line fidaxomicin over vancomycin would cost $38 222USD (95%CI $30 577-$57 332) and $13 760CAD (95%CI $11 008-$20 640), respectively. The probability that fidaxomicin was cost saving exceeded 95% if priced below $1140USD or $860CAD, respectively. Conclusions and Relevance An increased drug expenditure on fidaxomicin may not be offset through recurrence prevention unless the fidaxomicin price is negotiated.
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Affiliation(s)
- Devangi Patel
- Faculty of Medicine and Health Sciences, McGill University, Montréal, Canada
| | - Julien Senecal
- Faculty of Medicine and Health Sciences, McGill University, Montréal, Canada
| | - Brad Spellberg
- Los Angeles County and University of Southern California Medical Center, Los Angeles, CA, USA
| | - Andrew M Morris
- Division of Infectious Diseases, Department of Medicine, Sinai Health, University Health Network, and University of Toronto, Toronto, Canada
| | - Lynora Saxinger
- Division of Infectious Diseases, Department of Medicine, University of Alberta, Edmonton, Canada
| | | | - Emily G McDonald
- Division of General Internal Medicine, Department of Medicine, McGill University Health Centre, Montréal, Canada,Clinical Practice Assessment Unit, Department of Medicine, McGill University Health Centre, Montréal, Canada
| | - Todd C Lee
- Corresponding author. E-mail: @DrToddLee, @ASPphysician, @DrEmilyMcD, @BrentFooter, @AntibioticDoc, @BradSpellberg
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4
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Hall RG, Cole TJ, Shaw C, Alvarez CA. The Risk of Clostridioides difficile Recurrence after Initial Treatment with Vancomycin or Fidaxomicin Utilizing Cerner Health Facts. Antibiotics (Basel) 2022; 11:antibiotics11030295. [PMID: 35326759 PMCID: PMC8944854 DOI: 10.3390/antibiotics11030295] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/01/2022] [Revised: 02/15/2022] [Accepted: 02/21/2022] [Indexed: 11/17/2022] Open
Abstract
(1) Background: Fidaxomicin has been shown to significantly reduce Clostridioides difficile infection (CDI) recurrences rates in randomized, controlled trials. However, national data from the Veterans Affairs has called the real-world applicability of these findings into question. Therefore, we conducted a retrospective cohort study of patients receiving fidaxomicin or vancomycin as initial therapy for an index case of CDI in the hospital to evaluate the relative rates CDI recurrence within 90 days of an index case. (2) Methods: We retrieved patients 18 years and older who were admitted between July 2011 through June 2018 and diagnosed and treated for CDI with vancomycin or fidaxomicin. The first occurrence of CDI with treatment was designated as the index case. Patients with CDI within 1 year prior to index case were excluded. From the remaining index cases (vancomycin = 14,785; fidaxomicin = 889) the primary outcome (a recurrence of CDI within 90 days of the index case) was determined. The CDI recurrence rates for fidaxomicin and vancomyicn were evaluated using a Cox Proportional Hazards model on a propensity score matched cohort. (3) Results: A statistically significantly lower risk of CDI recurrence was observed with fidaxomicin use in the matched cohort (889 patients per treatment) using a Cox Proportional Hazards model (HR 0.67, 95% CI 0.50–0.90). (4) Conclusions: Fidaxomicin was independently associated with a decreased CDI recurrence, as defined by readmission for CDI within 90 days.
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Affiliation(s)
- Ronald G. Hall
- Department of Pharmacy Practice, Jerry H. Hodge School of Pharmacy, Texas Tech University Health Sciences Center, Dallas, TX 75235, USA;
- Correspondence:
| | - Travis J. Cole
- Clinical Research Data Warehouse, Texas Tech University Health Sciences Center, Lubbock, TX 79430, USA; (T.J.C.); (C.S.)
| | - Chip Shaw
- Clinical Research Data Warehouse, Texas Tech University Health Sciences Center, Lubbock, TX 79430, USA; (T.J.C.); (C.S.)
| | - Carlos A. Alvarez
- Department of Pharmacy Practice, Jerry H. Hodge School of Pharmacy, Texas Tech University Health Sciences Center, Dallas, TX 75235, USA;
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Johnson S, Lavergne V, Skinner AM, Gonzales-Luna AJ, Garey KW, Kelly CP, Wilcox MH. Clinical Practice Guideline by the Infectious Diseases Society of America (IDSA) and Society for Healthcare Epidemiology of America (SHEA): 2021 Focused Update Guidelines on Management of Clostridioides difficile Infection in Adults. Clin Infect Dis 2021; 73:755-757. [PMID: 34492699 DOI: 10.1093/cid/ciab718] [Citation(s) in RCA: 101] [Impact Index Per Article: 33.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2021] [Indexed: 02/07/2023] Open
Abstract
This clinical practice guideline is a focused update on management of Clostridioides difficile infection (CDI) in adults specifically addressing the use of fidaxomicin and bezlotoxumab for the treatment of CDI. This guideline was developed by a multidisciplinary panel representing the Infectious Diseases Society of America (IDSA) and the Society for Healthcare Epidemiology of America (SHEA). This guideline is intended for use by healthcare professionals who care for adults with CDI, including specialists in infectious diseases, gastroenterologists, hospitalists, pharmacists, and any clinicians and healthcare providers caring for these patients. The panel's recommendations for the management CDI are based upon evidence derived from topic-specific systematic literature reviews. Summarized below are the recommendations for the management of CDI in adults. The panel followed a systematic process which included a standardized methodology for rating the certainty of the evidence and strength of recommendation using the GRADE approach (Grading of Recommendations Assessment, Development, and Evaluation). A detailed description of background, methods, evidence summary and rationale that support each recommendation, and knowledge gaps can be found online in the full text.
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Affiliation(s)
- Stuart Johnson
- Department of Research and Medicine, Edward Hines Jr Veterans Administration Hospital, Hines, Illinois, USA.,Loyola University Medical Center, Maywood, Illinois, USA
| | - Valéry Lavergne
- Department of Medical Microbiology and Infection Control, Vancouver General Hospital, Vancouver, British Columbia, Canada.,Research Center, University of Montreal, Montreal, Quebec, Canada
| | - Andrew M Skinner
- Department of Research and Medicine, Edward Hines Jr Veterans Administration Hospital, Hines, Illinois, USA.,Loyola University Medical Center, Maywood, Illinois, USA
| | - Anne J Gonzales-Luna
- Department of Pharmacy Practice and Translational Research, University of Houston College of Pharmacy, Houston, Texas, USA
| | - Kevin W Garey
- Department of Pharmacy Practice and Translational Research, University of Houston College of Pharmacy, Houston, Texas, USA
| | - Ciaran P Kelly
- Department of Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts, USA
| | - Mark H Wilcox
- Department of Microbiology, Leeds Teaching Hospitals NHS Trust, and Leeds Institute of Medical Research, University of Leeds, Leeds, United Kingdom
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Johnson S, Lavergne V, Skinner AM, Gonzales-Luna AJ, Garey KW, Kelly CP, Wilcox MH. Clinical Practice Guideline by the Infectious Diseases Society of America (IDSA) and Society for Healthcare Epidemiology of America (SHEA): 2021 Focused Update Guidelines on Management of Clostridioides difficile Infection in Adults. Clin Infect Dis 2021; 73:e1029-e1044. [PMID: 34164674 DOI: 10.1093/cid/ciab549] [Citation(s) in RCA: 255] [Impact Index Per Article: 85.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2021] [Indexed: 12/19/2022] Open
Abstract
This clinical practice guideline is a focused update on management of Clostridioides difficile infection (CDI) in adults specifically addressing the use of fidaxomicin and bezlotoxumab for the treatment of CDI. This guideline was developed by a multidisciplinary panel representing the Infectious Diseases Society of America (IDSA) and the Society for Healthcare Epidemiology of America (SHEA). This guideline is intended for use by healthcare professionals who care for adults with CDI, including specialists in infectious diseases, gastroenterologists, hospitalists, pharmacists, and any clinicians and healthcare providers caring for these patients. The panel's recommendations for the management CDI are based upon evidence derived from topic-specific systematic literature reviews.Summarized below are the recommendations for the management of CDI in adults. The panel followed a systematic process which included a standardized methodology for rating the certainty of the evidence and strength of recommendation using the GRADE approach (Grading of Recommendations Assessment, Development and Evaluation) (see Figure 1). A detailed description of background, methods, evidence summary and rationale that support each recommendation, and knowledge gaps can be found online in the full text.
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Affiliation(s)
- Stuart Johnson
- Department of Research and Medicine, Edward Hines Jr Veterans Administration Hospital, Hines, and Loyola University Medical Center, Maywood, Illinois, Loyola University Medical Center, Maywood, Illinois
| | - Valéry Lavergne
- Department of Medical Microbiology and Infection Control, Vancouver General Hospital, Vancouver, British Columbia, Canada; Research Center, University of Montreal, Montreal, Quebec, Canada
| | - Andrew M Skinner
- Department of Research and Medicine, Edward Hines Jr Veterans Administration Hospital, Hines, and Loyola University Medical Center, Maywood, Illinois, Loyola University Medical Center, Maywood, Illinois
| | - Anne J Gonzales-Luna
- Department of Pharmacy Practice and Translational Research, University of Houston College of Pharmacy, Houston, Texas
| | - Kevin W Garey
- Department of Pharmacy Practice and Translational Research, University of Houston College of Pharmacy, Houston, Texas
| | - Ciaran P Kelly
- Dept of Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
| | - Mark H Wilcox
- Department of Microbiology, Leeds Teaching Hospitals NHS Trust, and Leeds Institute of Medical Research, University of Leeds, Leeds, UK
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Fidaxomicin versus metronidazole, vancomycin and their combination for initial episode, first recurrence and severe Clostridioides difficile infection - An observational cohort study. Int J Infect Dis 2020; 103:226-233. [PMID: 33188906 DOI: 10.1016/j.ijid.2020.11.004] [Citation(s) in RCA: 24] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2020] [Revised: 11/02/2020] [Accepted: 11/03/2020] [Indexed: 12/11/2022] Open
Abstract
PURPOSE We aimed to evaluate the efficacy of different antibiotic regimens for the treatment of Clostridioides difficile infection (CDI) with regard to the CDI episode number and disease severity. METHODS An observation cohort study included 271 CDI patients hospitalised between 2013-2016. Univariate logistic regression was used to evaluate the association between patients' clinical outcome (sustained clinical cure or recurrence) in a 60-day follow-up and the antibiotic regimen used (oral metronidazole, oral vancomycin, combination of oral vancomycin and metronidazole, oral fidaxomicin). Subgroup analyses, based on CDI episode number and severity, were performed. RESULTS In the overall population, fidaxomicin was superior to metronidazole, vancomycin or their combination, for a sustained clinical response and in the prevention of recurrent CDI (rCDI). In the subgroup analyses, fidaxomicin was superior to vancomycin or metronidazole for a sustained clinical response and in the prevention of rCDI in the initial episode, first recurrence and non-severe cases. In the oral treatment of severe CDI, fidaxomicin had a similar treatment outcome to vancomycin and none of the antibiotic treatments were superior in the prevention of rCDI. Fidaxomicin, vancomycin, or a combination of metronidazole and vancomycin, had similar outcomes for sustained clinical response and prevention of rCDI in patients with multiple rCDI. CONCLUSION Fidaxomicin was superior to metronidazole or vancomycin for the treatment of the initial episode, first recurrence, and non-severe CDI.
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Abstract
PURPOSE OF REVIEW Clostridioides difficile infection (CDI) is a significant burden on the health system, especially due to high recurrence rates. Since the beginning of the CDI epidemic in early 2000s, many strategies for combatting recurrence have been explored, with moderate success so far. This review will focus on the most recent developments in recurrent CDI prevention and treatment. RECENT FINDINGS There are two main mechanisms of CDI recurrence: alteration in microbiome and poor antibody response. Development of new antibiotics aims to minimize damage to the microbiome. Fecal transplant or other microbiome replacement therapies seek to replenish the missing elements in the microbiome. Fecal microbiota transplant is the most effective treatment for prevention of CDI recurrenceso far, but is difficult to standardize and regulate, leading to efforts to develop microbiome-derived therapeutics. A deficiency in developing antibodies to C. difficile toxins is another mechanism of recurrence. Active immunization using toxoid vaccines or passive immunization using mAbs address this aspect. SUMMARY There are promising new treatments for recurrent CDI in development. Fecal microbiota transplant remains the most effective therapy for multiply recurrent CDI. New antibiotics, microbiome-derived therapeutics, and immunologic therapies are in development.
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Vickers RJ, Bassetti M, Clancy CJ, Garey KW, Greenberg DE, Nguyen MH, Roblin D, Tillotson GS, Wilcox MH. Combating resistance while maintaining innovation: the future of antimicrobial stewardship. Future Microbiol 2019; 14:1331-1341. [PMID: 31526186 DOI: 10.2217/fmb-2019-0227] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022] Open
Abstract
Antimicrobial resistance represents a significant global health threat. However, a commercial model that does not offer a return on investment resulting in a lack of investment in antibiotic R&D, means that the current pipeline of antibiotics lacks sufficient innovation to meet this challenge. Those responsible for defining, promoting and monitoring the rationale use of antibiotics (the antimicrobial stewardship programme) are key to addressing current shortcomings. In this personal perspective, we discuss the future role stewardship can play in stimulating innovation, a need to move away from a pharmacy budget dominated view of antibiotic use, and the impact of the ever-increasing sophistication and interdisciplinary nature of antimicrobial control programs. Changes are needed to optimize clinical outcomes for patients.
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Affiliation(s)
| | - Matteo Bassetti
- Infectious Diseases Clinic, Department of Health Sciences, University of Genoa, Genoa & Hospital Policlinico San Martino, Genoa, Italy
| | - Cornelius J Clancy
- University of Pittsburgh, Division of Infectious Diseases, Pittsburgh, PA, USA
| | - Kevin W Garey
- Department of Pharmacy Practice & Translational Research, University of Houston College of Pharmacy, Houston, TX, USA
| | - David E Greenberg
- Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA
| | - Minh-Hong Nguyen
- University of Pittsburgh, Division of Infectious Diseases, Pittsburgh, PA, USA
| | | | | | - Mark H Wilcox
- Department of Microbiology, Leeds Teaching Hospitals & University of Leeds, Leeds, UK
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Srikhanta YN, Hutton ML, Awad MM, Drinkwater N, Singleton J, Day SL, Cunningham BA, McGowan S, Lyras D. Cephamycins inhibit pathogen sporulation and effectively treat recurrent Clostridioides difficile infection. Nat Microbiol 2019; 4:2237-2245. [DOI: 10.1038/s41564-019-0519-1] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/28/2018] [Accepted: 06/20/2019] [Indexed: 02/06/2023]
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Parmar NV, Glauser J. Systematic Review of Current Treatment and Prevention Strategies for Clostridium difficile. CURRENT EMERGENCY AND HOSPITAL MEDICINE REPORTS 2019. [DOI: 10.1007/s40138-019-00186-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Abughanimeh O, Qasrawi A, Kaddourah O, Al Momani L, Abu Ghanimeh M. Clostridium difficile infection in oncology patients: epidemiology, pathophysiology, risk factors, diagnosis, and treatment. Hosp Pract (1995) 2018; 46:266-277. [PMID: 30296190 DOI: 10.1080/21548331.2018.1533673] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
Clostridium difficile infection (CDI) is one of the most common healthcare-associated infections in the United States. Its incidence has been increasing in the recent years despite preventative measures. CDI increases annual expenses by 1.5 billion dollars. Cancer patients are at higher risk to acquire CDI, as explained by their frequent exposure to risk factors. CDI in cancer patients is associated with higher mortality rates and prolonged hospitalization. Furthermore, CDI affects the course of the disease by delaying treatments such as chemotherapy. Chemotherapeutics drugs are considered independent risk factors for CDI. This review discusses Clostridium difficile infection in cancer patients, including those who are receiving chemotherapy. Herein, we summarize recent data regarding the epidemiology, risk factors, including chemotherapy regimens, pathogenesis, diagnostic techniques and treatment options, including newer agents. Method: A literature search was performed using the PubMed and Google Scholar databases. The MeSH terms utilized in different combinations were 'clostridium difficile', 'neoplasia/cancer/oncology', 'chemotherapy', 'diagnosis', and 'treatment', in addition to looking up each treatment option individually to generate a comprehensive search. The articles were initially screened by title alone, followed by screening through abstracts. Full texts of pertinent articles (including letters to editors, case reports, case series, cohort studies, and clinical trials) were included in this review.
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Affiliation(s)
- Omar Abughanimeh
- a School of Medicine Internal Medicine , University of Missouri , Kansas City , USA
| | - Ayman Qasrawi
- a School of Medicine Internal Medicine , University of Missouri , Kansas City , USA
| | - Osama Kaddourah
- a School of Medicine Internal Medicine , University of Missouri , Kansas City , USA
| | - Laith Al Momani
- b East Tennessee State University James H Quillen College of Medicine - Internal Medicine , USA
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13
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Al Momani LA, Abughanimeh O, Boonpheng B, Gabriel JG, Young M. Fidaxomicin vs Vancomycin for the Treatment of a First Episode of Clostridium Difficile Infection: A Meta-analysis and Systematic Review. Cureus 2018; 10:e2778. [PMID: 30112254 PMCID: PMC6089486 DOI: 10.7759/cureus.2778] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023] Open
Abstract
Clostridium difficile infection (CDI) continues to possess a significant disease burden in the United States (US) as well as all over the world. Given the increase in severity and recurrence rate, the decrease in cure rate, and the fact that the virulent ribotype 027 strain remains one of the most commonly identified strains in the US, the Infectious Diseases Society of America (IDSA) published a clinical practice guideline in February 2018 moving away from metronidazole as the first-line treatment for initial CDI and recommending either oral vancomycin or fidaxomicin. The aim of this study is to evaluate the clinical data available comparing the efficacy of primary treatment of CDI between those two antibiotics. We performed a PubMed, PubMed Central, and ScienceDirect database search without restriction to regions, publication types, or languages. A comprehensive literature search was performed from January 1, 1980 up to March 20, 2018. We used the following keywords in different combinations: Clostridium difficile, Clostridium difficile infection, CDI, C. diff, C. difficile, fidaxomicin, vancomycin, pseudomembranous colitis, and antibiotic-associated colitis. The search was limited to human studies. Data were independently extracted by two reviewers with disagreements resolved by a third author. We pooled an odds ratio (OR) on two primary outcomes: Clinical cure rate and rate of recurrence during the follow-up period. The computer search was also supplemented with manual searches by the authors of the retrieved review articles and primary studies. The search phrase “((Clostridium difficile) AND vancomycin) AND fidaxomicin” had the highest yield results. We identified four observational studies with a total of 2,303 patients with CDI that met our inclusion criteria. Compared with vancomycin, fidaxomicin use was associated with a significantly lower recurrence of CDI with a pooled OR of 0.47 (95% confidence interval (CI), 0.37 - 0.60, I2 = 0). On the other hand, there was no significant association of fidaxomicin use with CDI cure rate compared to vancomycin with a pooled OR of 1.22 (95% CI, 0.93 - 1.60, I2 = 0). In light of the recently updated clinical practice guidelines by the IDSA, our review suggests that fidaxomicin has a more sustained clinical response with a statistically significant lower recurrence rate. Although fidaxomicin appears to be the better drug with statistical significance, its cost-effectiveness continues to be an ongoing controversy. More randomized clinical trials are needed to shed light on this matter to assess if there is any clinical significance in fidaxomicin superiority.
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Affiliation(s)
- Laith A Al Momani
- Department of Internal Medicine, East Tennessee State University, Johnson City, USA
| | - Omar Abughanimeh
- Department of Internal Medicine, University of Missouri Kansas City School of Medicine, Kansas City, USA
| | | | | | - Mark Young
- Department of Gastroenterology, East Tennessee State University, Johnson City, USA
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