Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety

Extracorporeal liver-support therapies remain controversial in critically ill patients, as most studies have failed to show an improvement in outcomes. However, heterogeneous timing and inclusion criteria, an insufficient number of treatments, and the lack of a situation-dependent selection of avail...

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Main Authors: Daniel Göth, Christoph F. Mahler, Florian Kälble, Claudius Speer, Louise Benning, Felix C. F. Schmitt, Maximilian Dietrich, Ellen Krautkrämer, Martin Zeier, Uta Merle, Christian Morath, Mascha O. Fiedler, Markus A. Weigand, Christian Nusshag
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Journal of Clinical Medicine
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Online Access:https://www.mdpi.com/2077-0383/12/14/4669
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author Daniel Göth
Christoph F. Mahler
Florian Kälble
Claudius Speer
Louise Benning
Felix C. F. Schmitt
Maximilian Dietrich
Ellen Krautkrämer
Martin Zeier
Uta Merle
Christian Morath
Mascha O. Fiedler
Markus A. Weigand
Christian Nusshag
author_facet Daniel Göth
Christoph F. Mahler
Florian Kälble
Claudius Speer
Louise Benning
Felix C. F. Schmitt
Maximilian Dietrich
Ellen Krautkrämer
Martin Zeier
Uta Merle
Christian Morath
Mascha O. Fiedler
Markus A. Weigand
Christian Nusshag
author_sort Daniel Göth
collection DOAJ
description Extracorporeal liver-support therapies remain controversial in critically ill patients, as most studies have failed to show an improvement in outcomes. However, heterogeneous timing and inclusion criteria, an insufficient number of treatments, and the lack of a situation-dependent selection of available liver-support modalities may have contributed to negative study results. We retrospectively investigated the procedural characteristics and safety of the three liver-support therapies CytoSorb, Molecular Adsorbent Recirculating System (MARS) and therapeutic plasma exchange (TPE). Whereas TPE had its strengths in a shorter treatment duration, in clearing larger molecules, affecting platelet numbers less, and improving systemic coagulation and hemodynamics, CytoSorb and MARS were associated with a superior reduction in particularly small protein-bound and water-soluble substances. The clearance magnitude was concentration-dependent for all three therapies, but additionally related to the molecular weight for CytoSorb and MARS therapy. Severe complications did not appear. In conclusion, a better characterization of disease-driving as well as beneficial molecules in critically ill patients with acute liver dysfunction is crucial to improve the use of liver-support therapy in critically ill patients. TPE may be beneficial in patients at high risk for bleeding complications and impaired liver synthesis and hemodynamics, while CytoSorb and MARS may be considered for patients in whom the elimination of smaller toxic compounds is a primary objective.
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spelling doaj.art-90c62abfe5ec47259368875b4795f3272023-11-18T19:52:12ZengMDPI AGJournal of Clinical Medicine2077-03832023-07-011214466910.3390/jcm12144669Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and SafetyDaniel Göth0Christoph F. Mahler1Florian Kälble2Claudius Speer3Louise Benning4Felix C. F. Schmitt5Maximilian Dietrich6Ellen Krautkrämer7Martin Zeier8Uta Merle9Christian Morath10Mascha O. Fiedler11Markus A. Weigand12Christian Nusshag13Department of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Anesthesiology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Anesthesiology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Gastroenterology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Anesthesiology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Anesthesiology, Heidelberg University Hospital, 69120 Heidelberg, GermanyDepartment of Nephrology, Heidelberg University Hospital, 69120 Heidelberg, GermanyExtracorporeal liver-support therapies remain controversial in critically ill patients, as most studies have failed to show an improvement in outcomes. However, heterogeneous timing and inclusion criteria, an insufficient number of treatments, and the lack of a situation-dependent selection of available liver-support modalities may have contributed to negative study results. We retrospectively investigated the procedural characteristics and safety of the three liver-support therapies CytoSorb, Molecular Adsorbent Recirculating System (MARS) and therapeutic plasma exchange (TPE). Whereas TPE had its strengths in a shorter treatment duration, in clearing larger molecules, affecting platelet numbers less, and improving systemic coagulation and hemodynamics, CytoSorb and MARS were associated with a superior reduction in particularly small protein-bound and water-soluble substances. The clearance magnitude was concentration-dependent for all three therapies, but additionally related to the molecular weight for CytoSorb and MARS therapy. Severe complications did not appear. In conclusion, a better characterization of disease-driving as well as beneficial molecules in critically ill patients with acute liver dysfunction is crucial to improve the use of liver-support therapy in critically ill patients. TPE may be beneficial in patients at high risk for bleeding complications and impaired liver synthesis and hemodynamics, while CytoSorb and MARS may be considered for patients in whom the elimination of smaller toxic compounds is a primary objective.https://www.mdpi.com/2077-0383/12/14/4669liver-support therapyacute liver dysfunctionacute liver failureCytoSorbMARStherapeutic plasma exchange
spellingShingle Daniel Göth
Christoph F. Mahler
Florian Kälble
Claudius Speer
Louise Benning
Felix C. F. Schmitt
Maximilian Dietrich
Ellen Krautkrämer
Martin Zeier
Uta Merle
Christian Morath
Mascha O. Fiedler
Markus A. Weigand
Christian Nusshag
Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety
Journal of Clinical Medicine
liver-support therapy
acute liver dysfunction
acute liver failure
CytoSorb
MARS
therapeutic plasma exchange
title Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety
title_full Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety
title_fullStr Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety
title_full_unstemmed Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety
title_short Liver-Support Therapies in Critical Illness—A Comparative Analysis of Procedural Characteristics and Safety
title_sort liver support therapies in critical illness a comparative analysis of procedural characteristics and safety
topic liver-support therapy
acute liver dysfunction
acute liver failure
CytoSorb
MARS
therapeutic plasma exchange
url https://www.mdpi.com/2077-0383/12/14/4669
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