The Third International Consensus Definitions for Sepsis and Septic Shock (Sepsis-3)
Mervyn Singer,Clifford S. Deutschman,Christopher W. Seymour,Manu Shankar-Hari,Djillali Annane,Michael Bauer,Rinaldo Bellomo,Gordon R. Bernard,Jean-Daniel Chiche,Craig M. Coopersmith,Richard S. Hotchkiss,Mitchell M. Levy,John C. Marshall,Greg S. Martin,Steven M. Opal,Gordon D. Rubenfeld,Gordon D. Rubenfeld,Tom van der Poll,Jean Louis Vincent,Derek C. Angus +19 more
TLDR
The task force concluded the term severe sepsis was redundant and updated definitions and clinical criteria should replace previous definitions, offer greater consistency for epidemiologic studies and clinical trials, and facilitate earlier recognition and more timely management of patients with sepsi or at risk of developing sepsic shock.Abstract:
Importance Definitions of sepsis and septic shock were last revised in 2001. Considerable advances have since been made into the pathobiology (changes in organ function, morphology, cell biology, biochemistry, immunology, and circulation), management, and epidemiology of sepsis, suggesting the need for reexamination. Objective To evaluate and, as needed, update definitions for sepsis and septic shock. Process A task force (n = 19) with expertise in sepsis pathobiology, clinical trials, and epidemiology was convened by the Society of Critical Care Medicine and the European Society of Intensive Care Medicine. Definitions and clinical criteria were generated through meetings, Delphi processes, analysis of electronic health record databases, and voting, followed by circulation to international professional societies, requesting peer review and endorsement (by 31 societies listed in the Acknowledgment). Key Findings From Evidence Synthesis Limitations of previous definitions included an excessive focus on inflammation, the misleading model that sepsis follows a continuum through severe sepsis to shock, and inadequate specificity and sensitivity of the systemic inflammatory response syndrome (SIRS) criteria. Multiple definitions and terminologies are currently in use for sepsis, septic shock, and organ dysfunction, leading to discrepancies in reported incidence and observed mortality. The task force concluded the term severe sepsis was redundant. Recommendations Sepsis should be defined as life-threatening organ dysfunction caused by a dysregulated host response to infection. For clinical operationalization, organ dysfunction can be represented by an increase in the Sequential [Sepsis-related] Organ Failure Assessment (SOFA) score of 2 points or more, which is associated with an in-hospital mortality greater than 10%. Septic shock should be defined as a subset of sepsis in which particularly profound circulatory, cellular, and metabolic abnormalities are associated with a greater risk of mortality than with sepsis alone. Patients with septic shock can be clinically identified by a vasopressor requirement to maintain a mean arterial pressure of 65 mm Hg or greater and serum lactate level greater than 2 mmol/L (>18 mg/dL) in the absence of hypovolemia. This combination is associated with hospital mortality rates greater than 40%. In out-of-hospital, emergency department, or general hospital ward settings, adult patients with suspected infection can be rapidly identified as being more likely to have poor outcomes typical of sepsis if they have at least 2 of the following clinical criteria that together constitute a new bedside clinical score termed quickSOFA (qSOFA): respiratory rate of 22/min or greater, altered mentation, or systolic blood pressure of 100 mm Hg or less. Conclusions and Relevance These updated definitions and clinical criteria should replace previous definitions, offer greater consistency for epidemiologic studies and clinical trials, and facilitate earlier recognition and more timely management of patients with sepsis or at risk of developing sepsis.read more
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Clinical course and risk factors for mortality of adult inpatients with COVID-19 in Wuhan, China: a retrospective cohort study.
Fei Zhou,Ting Yu,Ronghui Du,Guohui Fan,Ying Liu,Zhibo Liu,Jie Xiang,Yeming Wang,Bin Song,Xiaoying Gu,Xiaoying Gu,Lulu Guan,Yuan Wei,Li Hui,Xudong Wu,Jiuyang Xu,Shengjin Tu,Yi Zhang,Hua Chen,Bin Cao +19 more
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TL;DR: Prolonged viral shedding provides the rationale for a strategy of isolation of infected patients and optimal antiviral interventions in the future.
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Surviving Sepsis Campaign: International Guidelines for Management of Sepsis and Septic Shock: 2016
Andrew Rhodes,Laura Evans,Waleed Alhazzani,Mitchell M. Levy,Massimo Antonelli,Ricard Ferrer,Anand Kumar,Jonathan E. Sevransky,Charles L. Sprung,Mark E. Nunnally,Bram Rochwerg,Gordon D. Rubenfeld,Derek C. Angus,Djillali Annane,Richard Beale,Geoffrey J. Bellinghan,Gordon R. Bernard,Jean Daniel Chiche,Craig M. Coopersmith,Daniel De Backer,Craig French,Seitaro Fujishima,Herwig Gerlach,Jorge Hidalgo,Steven M. Hollenberg,Alan E. Jones,Dilip R. Karnad,Ruth M. Kleinpell,Younsuck Koh,Thiago Lisboa,Flávia Ribeiro Machado,John J. Marini,John C. Marshall,John E. Mazuski,Lauralyn McIntyre,Anthony S. McLean,Sangeeta Mehta,Rui Moreno,John Myburgh,Paolo Navalesi,Osamu Nishida,Tiffany M. Osborn,Anders Perner,Colleen M. Plunkett,Marco Ranieri,Christa A. Schorr,Maureen A. Seckel,Christopher W. Seymour,Lisa Shieh,Khalid A. Shukri,Steven Q. Simpson,Mervyn Singer,B. Taylor Thompson,Sean R. Townsend,Thomas Van der Poll,Jean Louis Vincent,W. Joost Wiersinga,Janice L. Zimmerman,R. Phillip Dellinger +58 more
TL;DR: Although a significant number of aspects of care have relatively weak support, evidence-based recommendations regarding the acute management of sepsis and septic shock are the foundation of improved outcomes for these critically ill patients with high mortality.
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References
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The Surviving Sepsis Campaign: results of an international guideline-based performance improvement program targeting severe sepsis
Mitchell M. Levy,R. Phillip Dellinger,Sean R. Townsend,Walter T. Linde-Zwirble,John C. Marshall,Julian Bion,Christa A. Schorr,Antonio Artigas,Graham Ramsay,Richard Beale,Margaret M. Parker,Herwig Gerlach,Konrad Reinhart,Eliezer Silva,Maurene A. Harvey,Susan Regan,Derek C. Angus +16 more
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Bias and causal associations in observational research
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Richard S. Hotchkiss,Paul E. Swanson,Bradley D. Freeman,Tinsley Kw,J. P. Cobb,Matuschak Gm,Timothy G. Buchman,Irene E. Karl +7 more
TL;DR: It is concluded that caspase-3-mediated apoptosis causes extensive lymphocyte apoptosis in sepsis and may contribute to the impaired immune response that characterizes the disorder.
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Maurizio Cecconi,Daniel De Backer,Massimo Antonelli,Richard Beale,Jan Bakker,Christoph Hofer,Roman Jaeschke,Alexandre Mebazaa,Michael R. Pinsky,Jean-Louis Teboul,Jean Louis Vincent,Andrew Rhodes +11 more
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