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Peled Y, Ducharme A, Kittleson M, Bansal N, Stehlik J, Amdani S, Saeed D, Cheng R, Clarke B, Dobbels F, Farr M, Lindenfeld J, Nikolaidis L, Patel J, Acharya D, Albert D, Aslam S, Bertolotti A, Chan M, Chih S, Colvin M, Crespo-Leiro M, D'Alessandro D, Daly K, Diez-Lopez C, Dipchand A, Ensminger S, Everitt M, Fardman A, Farrero M, Feldman D, Gjelaj C, Goodwin M, Harrison K, Hsich E, Joyce E, Kato T, Kim D, Luong ML, Lyster H, Masetti M, Matos LN, Nilsson J, Noly PE, Rao V, Rolid K, Schlendorf K, Schweiger M, Spinner J, Townsend M, Tremblay-Gravel M, Urschel S, Vachiery JL, Velleca A, Waldman G, Walsh J. International Society for Heart and Lung Transplantation Guidelines for the Evaluation and Care of Cardiac Transplant Candidates-2024. J Heart Lung Transplant 2024; 43:1529-1628.e54. [PMID: 39115488 DOI: 10.1016/j.healun.2024.05.010] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2024] [Accepted: 05/14/2024] [Indexed: 08/18/2024] Open
Abstract
The "International Society for Heart and Lung Transplantation Guidelines for the Evaluation and Care of Cardiac Transplant Candidates-2024" updates and replaces the "Listing Criteria for Heart Transplantation: International Society for Heart and Lung Transplantation Guidelines for the Care of Cardiac Transplant Candidates-2006" and the "2016 International Society for Heart Lung Transplantation Listing Criteria for Heart Transplantation: A 10-year Update." The document aims to provide tools to help integrate the numerous variables involved in evaluating patients for transplantation, emphasizing updating the collaborative treatment while waiting for a transplant. There have been significant practice-changing developments in the care of heart transplant recipients since the publication of the International Society for Heart and Lung Transplantation (ISHLT) guidelines in 2006 and the 10-year update in 2016. The changes pertain to 3 aspects of heart transplantation: (1) patient selection criteria, (2) care of selected patient populations, and (3) durable mechanical support. To address these issues, 3 task forces were assembled. Each task force was cochaired by a pediatric heart transplant physician with the specific mandate to highlight issues unique to the pediatric heart transplant population and ensure their adequate representation. This guideline was harmonized with other ISHLT guidelines published through November 2023. The 2024 ISHLT guidelines for the evaluation and care of cardiac transplant candidates provide recommendations based on contemporary scientific evidence and patient management flow diagrams. The American College of Cardiology and American Heart Association modular knowledge chunk format has been implemented, allowing guideline information to be grouped into discrete packages (or modules) of information on a disease-specific topic or management issue. Aiming to improve the quality of care for heart transplant candidates, the recommendations present an evidence-based approach.
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Affiliation(s)
- Yael Peled
- Leviev Heart & Vascular Center, Sheba Medical Center, Tel Hashomer, Ramat Gan, Israel; Faculty of Medical & Health Sciences, Tel Aviv University, Tel Aviv, Israel.
| | - Anique Ducharme
- Deparment of Medicine, Montreal Heart Institute, Université de Montréal, Montreal, Quebec, Canada.
| | - Michelle Kittleson
- Smidt Heart Institute, Cedars-Sinai Medical Center, Los Angeles, California, USA
| | - Neha Bansal
- Icahn School of Medicine at Mount Sinai, New York, New York, USA
| | - Josef Stehlik
- Division of Cardiovascular Medicine, Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City, Utah, USA
| | - Shahnawaz Amdani
- Department of Pediatric Cardiology, Cleveland Clinic Children's, Cleveland, Ohio, USA
| | - Diyar Saeed
- Heart Center Niederrhein, Helios Hospital Krefeld, Krefeld, Germany
| | - Richard Cheng
- Division of Cardiology, University of Washington, Seattle, WA, USA
| | - Brian Clarke
- Division of Cardiology, University of British Columbia, St Paul's Hospital, Vancouver, British Columbia, Canada
| | - Fabienne Dobbels
- Academic Centre for Nursing and Midwifery, Department of Public Health and Primary Care, KU Leuven, Leuven, Belgium
| | - Maryjane Farr
- Division of Cardiology, Department of Internal Medicine, UT Southwestern Medical Center, Dallas, TX; Parkland Health System, Dallas, TX, USA
| | - JoAnn Lindenfeld
- Division of Cardiovascular Medicine, Vanderbilt University, Nashville, TN, USA
| | | | - Jignesh Patel
- Smidt Heart Institute, Cedars-Sinai Medical Center, Los Angeles, California, USA
| | - Deepak Acharya
- Division of Cardiovascular Diseases, University of Arizona Sarver Heart Center, Tucson, Arizona, USA
| | - Dimpna Albert
- Department of Paediatric Cardiology, Paediatric Heart Failure and Cardiac Transplant, Heart Center, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia
| | - Saima Aslam
- Division of Infectious Diseases and Global Public Health, Department of Medicine, University of California San Diego, La Jolla, California, USA
| | - Alejandro Bertolotti
- Heart and Lung Transplant Service, Favaloro Foundation University Hospital, Buenos Aires, Argentina
| | - Michael Chan
- University of Alberta Hospital, Edmonton, Alberta, Canada
| | - Sharon Chih
- Heart Failure and Transplantation, Division of Cardiology, University of Ottawa Heart Institute, Ottawa, Ontario, Canada
| | - Monica Colvin
- Department of Cardiology, University of Michigan, Ann Arbor, MI; Scientific Registry of Transplant Recipients, Hennepin Healthcare Research Institute, Minneapolis, MN, USA
| | - Maria Crespo-Leiro
- Cardiology Department Complexo Hospitalario Universitario A Coruna (CHUAC), CIBERCV, INIBIC, UDC, La Coruna, Spain
| | - David D'Alessandro
- Massachusetts General Hospital, Boston; Harvard School of Medicine, Boston, MA, USA
| | - Kevin Daly
- Boston Children's Hospital & Harvard Medical School, Boston, MA, USA
| | - Carles Diez-Lopez
- Advanced Heart Failure and Heart Transplant Unit, Department of Cardiology, Hospital Universitari de Bellvitge, L'Hospitalet de Llobregat, Barcelona, Spain
| | - Anne Dipchand
- Division of Cardiology, Department of Paediatrics, Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada
| | | | - Melanie Everitt
- Department of Pediatrics, University of Colorado School of Medicine, Aurora, CO, USA
| | - Alexander Fardman
- Leviev Heart & Vascular Center, Sheba Medical Center, Tel Hashomer, Ramat Gan, Israel; Faculty of Medical & Health Sciences, Tel Aviv University, Tel Aviv, Israel
| | - Marta Farrero
- Department of Cardiology, Hospital Clínic, Barcelona, Spain
| | - David Feldman
- Newark Beth Israel Hospital & Rutgers University, Newark, NJ, USA
| | - Christiana Gjelaj
- Department of Cardiovascular and Thoracic Surgery, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY, USA
| | - Matthew Goodwin
- Division of Cardiothoracic Surgery, University of Utah, Salt Lake City, UT, USA
| | - Kimberly Harrison
- Department of Pharmaceutical Services, Vanderbilt University Medical Center, Nashville, TN, USA
| | - Eileen Hsich
- Cleveland Clinic Foundation, Division of Cardiovascular Medicine, Cleveland, OH, USA
| | - Emer Joyce
- Department of Cardiology, Mater University Hospital, Dublin, Ireland; School of Medicine, University College Dublin, Dublin, Ireland
| | - Tomoko Kato
- Department of Cardiology, International University of Health and Welfare School of Medicine, Narita, Chiba, Japan
| | - Daniel Kim
- University of Alberta & Mazankowski Alberta Heart Institute, Edmonton, Alberta, Canada
| | - Me-Linh Luong
- Division of Infectious Disease, Department of Medicine, University of Montreal Hospital Center, Montreal, Quebec, Canada
| | - Haifa Lyster
- Department of Heart and Lung Transplantation, The Royal Brompton and Harefield NHS Foundation Trust, Harefield Hospital, Harefield, Middlesex, UK
| | - Marco Masetti
- Heart Failure and Transplant Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy
| | | | - Johan Nilsson
- Department of Cardiothoracic and Vascular Surgery, Skane University Hospital, Lund, Sweden
| | | | - Vivek Rao
- Division of Cardiac Surgery, University of Toronto, Toronto, Ontario, Canada
| | - Katrine Rolid
- Department of Cardiology, Oslo University Hospital, Rikshospitalet, Oslo, Norway
| | - Kelly Schlendorf
- Division of Cardiology, Vanderbilt University Medical Center, Nashville, TN, USA
| | | | - Joseph Spinner
- Section of Pediatric Cardiology, Texas Children's Hospital, Baylor College of Medicine, Houston, TX, USA
| | - Madeleine Townsend
- Division of Pediatric Cardiology, Stollery Children's Hospital, Edmonton, Alberta, Canada
| | - Maxime Tremblay-Gravel
- Deparment of Medicine, Montreal Heart Institute, Université?de Montréal, Montreal, Quebec, Canada
| | - Simon Urschel
- Stollery Children's Hospital, University of Alberta, Edmonton, Alberta, Canada
| | - Jean-Luc Vachiery
- Department of Cardiology, Cliniques Universitaires de Bruxelles, Hôpital Académique Erasme, Bruxelles, Belgium
| | - Angela Velleca
- Smidt Heart Institute, Cedars-Sinai Medical Center, Los Angeles, California, USA
| | - Georgina Waldman
- Department of Pharmacy, Massachusetts General Hospital, Boston, MA, USA
| | - James Walsh
- Allied Health Research Collaborative, The Prince Charles Hospital, Brisbane; Heart Lung Institute, The Prince Charles Hospital, Brisbane, Australia
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2
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Groba Marco MDV, Saavedra Santana P, Gonzalez Del Castillo LM, Galvan Ruiz M, de Fernandez de Sanmamed M, Urso S, Guerra Hernández E, Quintana Paris L, Tout Castellano M, Romero Lujan JL, Caballero Dorta EJ, Guerra Dominguez LM, Garcia Quintana A. Anticoagulation and Antiplatelet Regimen in Cardiac Transplant. Clinical Characteristics, Outcomes, and Blood Product Transfusion. Clin Transplant 2024; 38:e15380. [PMID: 38952201 DOI: 10.1111/ctr.15380] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2024] [Revised: 05/26/2024] [Accepted: 06/01/2024] [Indexed: 07/03/2024]
Abstract
BACKGROUND We aimed to evaluate the characteristics, clinical outcomes, and blood product transfusion (BPT) rates of patients undergoing cardiac transplant (CT) while receiving uninterrupted anticoagulation and antiplatelet therapy. METHODS A retrospective, single-center, and observational study of adult patients who underwent CT was performed. Patients were classified into four groups: (1) patients without anticoagulation or antiplatelet therapy (control), (2) patients on antiplatelet therapy (AP), (3) patients on vitamin K antagonists (AVKs), and (4) patients on dabigatran (dabigatran). The primary endpoints were reoperation due to bleeding and perioperative BPT rates (packed red blood cells (PRBC), fresh frozen plasma, platelets). Secondary outcomes assessed included morbidity and mortality-related events. RESULTS Of the 55 patients included, 6 (11%) received no therapy (control), 8 (15%) received antiplatelet therapy, 15 (27%) were on AVKs, and 26 (47%) were on dabigatran. There were no significant differences in the need for reoperation or other secondary morbidity-associated events. During surgery patients on dabigatran showed lower transfusion rates of PRBC (control 100%, AP 100%, AVKs 73%, dabigatran 50%, p = 0.011) and platelets (control 100%, AP 100%, AVKs 100%, dabigatran 69%, p = 0.019). The total intraoperative number of BPT was also the lowest in the dabigatran group (control 5.5 units, AP 5 units, AVKs 6 units, dabigatran 3 units; p = 0.038); receiving significantly less PRBC (control 2.5 units, AP 3 units, AVKs 2 units, dabigatran 0.5 units; p = 0.011). A Poisson multivariate analysis showed that only treatment on dabigatran reduces PRBC requirements during surgery, with an expected reduction of 64.5% (95% CI: 32.4%-81.4%). CONCLUSIONS In patients listed for CT requiring anticoagulation due to nonvalvular atrial fibrillation, the use of dabigatran and its reversal with idarucizumab significantly reduces intraoperative BPT demand.
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Affiliation(s)
- Maria Del Val Groba Marco
- Cardiology Department, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
- Departamento de Ciencias Medicas y Quirurgicas, Universidad de Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain
| | - Pedro Saavedra Santana
- Departamento de Matemáticas, Universidad de Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain
| | | | - Mario Galvan Ruiz
- Cardiology Department, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
| | | | - Stefano Urso
- Department of Cardiac Surgery, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
| | - Elisabet Guerra Hernández
- Department of Anesthesiology, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
| | - Laura Quintana Paris
- Hematology Department, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
| | - Michelle Tout Castellano
- Transplant Coordination Unit, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
- Department of Critical Care, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
| | - Jose Luis Romero Lujan
- Department of Critical Care, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
| | - Eduardo Jose Caballero Dorta
- Cardiology Department, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
- Departamento de Ciencias Medicas y Quirurgicas, Universidad de Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain
| | | | - Antonio Garcia Quintana
- Cardiology Department, Hospital Universitario de Gran Canaria Dr. Negrin, Las Palmas de Gran Canaria, Spain
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Mazzeffi M, Beller J, Strobel R, Norman A, Wisniewski A, Smith J, Fonner CE, McNeil J, Speir A, Singh R, Tang D, Quader M, Yarboro L, Teman N. Trends in the Use of Recombinant Activated Factor VII and Prothrombin Complex Concentrate in Heart Transplant Patients in Virginia. J Cardiothorac Vasc Anesth 2024; 38:660-666. [PMID: 38220518 DOI: 10.1053/j.jvca.2023.10.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/11/2023] [Revised: 09/28/2023] [Accepted: 10/02/2023] [Indexed: 01/16/2024]
Abstract
OBJECTIVES To explore trends in intraoperative procoagulant factor concentrate use in patients undergoing heart transplantation (HTx) in Virginia. Secondarily, to evaluate their association with postoperative thrombosis. DESIGN Patients who underwent HTx were identified using a statewide database. Trends in off-label recombinant activated factor VII (rFVIIa) use and on-label and off-label prothrombin complex concentrate (PCC) use were tested using the Mantel-Haenszel test. Multivariate logistic regression was used to test for an association between procoagulant factor concentrate administration and thrombosis. SETTING Virginia hospitals performing HTx. PARTICIPANTS Adults undergoing HTx between 2012 and 2022. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS Among 899 patients who required HTx, 100 (11.1%) received off-label rFVIIa, 69 (7.7%) received on-label PCC, and 80 (8.9%) received off-label PCC. There was a downward trend in the use of rFVIIa over the 10-year period (p = 0.04). There was no trend in on-label PCC use (p = 0.12); however, there was an increase in off-label PCC use (p < 0.001). Patients who received rFVIIa were transfused more and had longer cardiopulmonary bypass time (p < 0.001). Receipt of rFVIIa was associated with increased thrombotic risk (odds ratio [OR] 1.92; 95% CI 1.12-3.29; p = 0.02), whereas on-label and off-label PCC use had no association with thrombosis (OR 0.98, 95% CI 0.49-1.96, p = 0.96 for on-label use; and OR 0.61, 95% CI 0.29-1.30, p = 0.20 for off-label use). CONCLUSIONS Use of rFVIIa in HTx decreased over the past decade, whereas off-label PCC use increased. Receipt of rFVIIa was associated with thrombosis; however, patients who received rFVIIa were more severely ill, and risk adjustment may have been incomplete.
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Affiliation(s)
- Michael Mazzeffi
- University of Virginia, Department of Anesthesiology, Charlottesville, VA.
| | - Jared Beller
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
| | - Raymond Strobel
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
| | - Anthony Norman
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
| | - Alexander Wisniewski
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
| | - Judy Smith
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
| | | | - John McNeil
- University of Virginia, Department of Anesthesiology, Charlottesville, VA
| | - Alan Speir
- INOVA Heart and Vascular Institute, Department of Cardiothoracic Surgery, Fairfax, VA
| | - Ramesh Singh
- INOVA Heart and Vascular Institute, Department of Cardiothoracic Surgery, Fairfax, VA
| | - Daniel Tang
- INOVA Heart and Vascular Institute, Department of Cardiothoracic Surgery, Fairfax, VA
| | - Mohammed Quader
- Virginia Commonwealth University, Department of Surgery, Division of Cardiothoracic Surgery, Richmond, VA
| | - Leora Yarboro
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
| | - Nicholas Teman
- University of Virginia, Department of Surgery, Division of Cardiothoracic Surgery, Charlottesville, VA
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Puchstein D, Kork F, Schöchl H, Rayatdoost F, Grottke O. 3-Factor versus 4-Factor Prothrombin Complex Concentrates for the Reversal of Vitamin K Antagonist-Associated Coagulopathy: A Systematic Review and Meta-analysis. Thromb Haemost 2023; 123:40-53. [PMID: 36626899 PMCID: PMC9928532 DOI: 10.1055/s-0042-1758653] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/09/2022] [Accepted: 09/23/2022] [Indexed: 01/12/2023]
Abstract
Long-term anticoagulation is used worldwide to prevent or treat thrombotic events. Anticoagulant therapy using vitamin K antagonists (VKAs) is well established; however, anticoagulants carry an increased risk of potentially life-threatening bleeding. In cases of bleeding or need for surgery, patients require careful management, balancing the need for rapid anticoagulant reversal with risk of thromboembolic events. Prothrombin complex concentrates (PCCs) replenish clotting factors and reverse VKA-associated coagulopathy. Two forms of PCC, 3-factor (3F-PCC) and 4-factor (4F-PCC), are available. Using PRISMA methodology, we systematically reviewed whether 4F-PCC is superior to 3F-PCC for the reversal of VKA-associated coagulopathy. Of the 392 articles identified, 48 full texts were reviewed, with 11 articles identified using criteria based on the PICOS format. Data were captured from 1,155 patients: 3F-PCC, n = 651; 4F-PCC, n = 504. ROBINS-I was used to assess bias. Nine studies showed international normalized ratio (INR) normalization to a predefined goal, ranging from ≤1.5 to ≤1.3, following PCC treatment. Meta-analysis of the data showed that 4F-PCC was favorable compared with 3F-PCC overall (odds ratio [OR]: 3.50; 95% confidence interval [CI]: 1.88-6.52, p < 0.0001) and for patients with a goal INR of ≤1.5 or ≤1.3 (OR: 3.45; 95% CI: 1.42-8.39, p = 0.006; OR: 3.25; 95% CI: 1.30-8.13, p = 0.01, respectively). However, heterogeneity was substantial (I 2 = 62%, I 2 = 70%, I 2 = 64%). Neither a significant difference in mortality (OR: 0.72; 95% CI: 0.42-1.24, p = 0.23) nor in thromboembolisms was reported. These data suggest that 4F-PCC is better suited than 3F-PCC for the treatment of patients with VKA-associated coagulopathy, but further work is required for a definitive recommendation.
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Affiliation(s)
- Dorothea Puchstein
- Department of Anaesthesiology, RWTH Aachen University Hospital, Aachen, Germany
| | - Felix Kork
- Department of Anaesthesiology, RWTH Aachen University Hospital, Aachen, Germany
| | - Herbert Schöchl
- Department for Anaesthesiology and Intensive Care Medicine, AUVA Trauma Academic Teaching Hospital, Paracelsus Medical University Salzburg, Salzburg, Austria
| | - Farahnaz Rayatdoost
- Department of Anaesthesiology, RWTH Aachen University Hospital, Aachen, Germany
| | - Oliver Grottke
- Department of Anaesthesiology, RWTH Aachen University Hospital, Aachen, Germany
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Velleca A, Shullo MA, Dhital K, Azeka E, Colvin M, DePasquale E, Farrero M, García-Guereta L, Jamero G, Khush K, Lavee J, Pouch S, Patel J, Michaud CJ, Shullo M, Schubert S, Angelini A, Carlos L, Mirabet S, Patel J, Pham M, Urschel S, Kim KH, Miyamoto S, Chih S, Daly K, Grossi P, Jennings D, Kim IC, Lim HS, Miller T, Potena L, Velleca A, Eisen H, Bellumkonda L, Danziger-Isakov L, Dobbels F, Harkess M, Kim D, Lyster H, Peled Y, Reinhardt Z. The International Society for Heart and Lung Transplantation (ISHLT) Guidelines for the Care of Heart Transplant Recipients. J Heart Lung Transplant 2022; 42:e1-e141. [PMID: 37080658 DOI: 10.1016/j.healun.2022.10.015] [Citation(s) in RCA: 117] [Impact Index Per Article: 58.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022] Open
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6
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Velleca A, Shullo MA, Dhital K, Azeka E, Colvin M, DePasquale E, Farrero M, García-Guereta L, Jamero G, Khush K, Lavee J, Pouch S, Patel J, Michaud CJ, Shullo M, Schubert S, Angelini A, Carlos L, Mirabet S, Patel J, Pham M, Urschel S, Kim KH, Miyamoto S, Chih S, Daly K, Grossi P, Jennings D, Kim IC, Lim HS, Miller T, Potena L, Velleca A, Eisen H, Bellumkonda L, Danziger-Isakov L, Dobbels F, Harkess M, Kim D, Lyster H, Peled Y, Reinhardt Z. The International Society for Heart and Lung Transplantation (ISHLT) Guidelines for the Care of Heart Transplant Recipients. J Heart Lung Transplant 2022. [DOI: 10.1016/j.healun.2022.09.023] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022] Open
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Weingarten N, Song C, Iyengar A, Herbst DA, Helmers M, Meldrum D, Guevara-Plunkett S, Dominic J, Atluri P. Antithrombotic therapy for durable left ventricular assist devices - current strategies and future directions. Indian J Thorac Cardiovasc Surg 2022; 38:628-636. [PMID: 36258825 PMCID: PMC9569275 DOI: 10.1007/s12055-022-01409-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2022] [Revised: 07/31/2022] [Accepted: 08/21/2022] [Indexed: 10/14/2022] Open
Abstract
Left ventricular assist devices (LVADs) improve survival and quality of life for patients with advanced heart failure but are associated with high rates of thromboembolic and hemorrhagic complications. Antithrombotic therapy is required following LVAD implantation, though practices vary. Identifying a therapeutic strategy that minimizes the risks of thromboembolic and hemorrhagic complications is critical to optimizing patient outcomes and is an area of active investigation. This paper reviews strategies for initiating and maintaining antithrombotic therapy in durable LVAD recipients, focusing on those with centrifugal-flow devices.
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Affiliation(s)
- Noah Weingarten
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Cindy Song
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Amit Iyengar
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - David Alan Herbst
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Mark Helmers
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Danika Meldrum
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Sara Guevara-Plunkett
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Jessica Dominic
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
| | - Pavan Atluri
- Division of Cardiovascular Surgery, Department of Surgery, University of Pennsylvania, 3400 Spruce St, Philadelphia, PA 19104 USA
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Application of fresh frozen plasma transfusion in the management of excessive warfarin-associated anticoagulation. BLOOD SCIENCE 2022; 4:57-64. [PMID: 35957664 PMCID: PMC9362864 DOI: 10.1097/bs9.0000000000000108] [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: 12/13/2021] [Accepted: 02/21/2022] [Indexed: 11/26/2022] Open
Abstract
Warfarin is a commonly used oral anticoagulant. Patients with artificial valve replacement, atrial fibrillation, pulmonary embolism, deep vein thrombosis, and other diseases require long-term anticoagulant oral treatment with warfarin. As warfarin exhibits prompt action with long maintenance time, it has become a key drug for the treatment of patients at risk of developing thrombosis or thromboembolism. Warfarin is a bican coumarin anticoagulant, that exhibits competitive action against vitamin K as its mechanism of action, thereby inhibiting the synthesis of coagulation factors—predominantly the vitamin K-dependent coagulation factors II, VII, IX, and X—in hepatocytes. Long-term warfarin is known to significantly increase the risk of organ bleeding in some patients, while some patients may need to reverse the anticoagulation effect. For instance, patients scheduled for emergency or invasive surgery may require rapid anticoagulation reversal. During such medical circumstances, fresh frozen plasma (FFP) is clinically used for the reversal of excess warfarin-associated anticoagulation, as it contains all the coagulation factors that can alleviate the abnormal blood anticoagulation status in such patients. Accordingly, this article aims to perform an in-depth review of relevant literature on the reversal of warfarin with FFP, and insightful deliberation of the application and efficacy of this clinical intervention.
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Loyaga-Rendon RY, Kazui T, Acharya D. Antiplatelet and anticoagulation strategies for left ventricular assist devices. ANNALS OF TRANSLATIONAL MEDICINE 2021; 9:521. [PMID: 33850918 PMCID: PMC8039667 DOI: 10.21037/atm-20-4849] [Citation(s) in RCA: 23] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Left ventricular assist devices (LVAD) have revolutionized the management of advanced heart failure. However, complications rates remain high, among which hemorrhagic and thrombotic complications are the most important. Antiplatelet and anticoagulation strategies form a cornerstone of LVAD management and may directly affect LVAD complications. Concurrently, LVAD complications influence anticoagulation and anticoagulation management. A thorough understanding of device, patient, and management, including anticoagulation and antiplatelet therapies, are important in optimizing LVAD outcomes. This article provides a comprehensive state of the art review of issues related to antiplatelet and anticoagulation management in LVADs. We start with a historical overview, the epidemiology and pathophysiology of bleeding and thrombotic complications in LVADs. We then discuss platelet and anticoagulation biology followed by considerations prior to, during, and after LVAD implantation. This is followed by discussion of anticoagulation and the management of thrombotic and hemorrhagic complications. Specific problems, including management of heparin-induced thrombocytopenia, anticoagulant reversal, novel oral anticoagulants, artificial heart valves, and noncardiac surgeries are covered in detail.
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Affiliation(s)
| | - Toshinobu Kazui
- Division of Cardiothoracic Surgery, University of Arizona, Tucson, AZ, USA
| | - Deepak Acharya
- Division of Cardiovascular Diseases, University of Arizona, Tucson, AZ, USA
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Subramaniam K, Kumar A, Hernandez S, Nouraie SM. Effect of Blood Product Transfusion on Perioperative Outcomes After Heart Transplantation. J Cardiothorac Vasc Anesth 2020; 35:1067-1072. [PMID: 33168431 DOI: 10.1053/j.jvca.2020.10.024] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/03/2020] [Revised: 10/13/2020] [Accepted: 10/14/2020] [Indexed: 11/11/2022]
Abstract
OBJECTIVE(S) The objective of this study was to identify transfusion-related in-hospital outcomes in orthotopic heart transplantation (OHT) recipients. DESIGN Retrospective chart review. SETTING Tertiary care hospital. PARTICIPANTS Adult OHT recipients undergoing transplantation between January 2010 and December 2016. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS The primary composite outcome was occurrence of any of the following events during admission for OHT: (1) graft dysfunction requiring mechanical circulatory support (MCS); (2) respiratory failure requiring tracheostomy; (3) renal failure requiring hemodialysis; (4) 30-day mortality; (5) complication requiring readmission to intensive care unit; (6) sepsis; and (7) stroke. The authors evaluated these outcomes in relation to all blood component transfusions received intraoperatively and in the first 24 hours postoperatively. The study included 197 patients and the primary composite outcome was present in 72 (36.6%). After adjusting for propensity score, red blood cell (RBC) transfusion was associated with composite outcomes (odds ratio [OR] 1.17, 95% confidence interval [CI] 1.05-1.31, p = 0.004), postoperative MCS use (OR 1.36, 95% CI 1.18-1.58, p < 0.001), acute renal failure requiring hemodialysis (OR 1.21, 5% CI 1.06-1.38, p = 0.004), and 30-day mortality (OR 1.29, 95% CI 1.05-1.59, p = 0.02). Fresh frozen plasma was associated with composite outcome (OR 1.07, 95% CI [1.003-1.15], p = 0.042) and renal failure (OR 1.08, 95% CI 1.08 [1.002-1.17], p = 0.04). CONCLUSIONS Intra- and postoperative transfusions (first 24 hours) of RBC and FFP were associated with adverse postoperative composite outcomes in patients undergoing OHT.
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Affiliation(s)
- Kathirvel Subramaniam
- Department of Anesthesiology and Perioperative Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA.
| | - Akshay Kumar
- Department of Cardiothoracic Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA
| | | | - Seyed Mehdi Nouraie
- Department of Pulmonary Allergy and Critical Care, University of Pittsburgh, Pittsburgh, PA
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11
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Rhoney DH, Chester KW, Darsey DA. Optimal Dosage and Administration Practices for Vitamin K Antagonist Reversal With 4-Factor Prothrombin Complex Concentrate. Clin Appl Thromb Hemost 2020. [PMCID: PMC7573754 DOI: 10.1177/1076029620947474] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022] Open
Abstract
Expert consensus and international guidelines recommend urgent co-administration of vitamin K and 4-factor prothrombin complex concentrates (4F-PCCs) to rapidly reverse VKA-related bleeding. This narrative review examined real-world evidence and strategies to optimize international normalized ratio (INR) reversal, hemostasis, and outcomes in patients receiving 4F-PCC in this setting. Key determinants for success include the appropriate use of alternative dosing and administration strategies, such as fixed dosing and increased infusion speed, adherence to institutional guidelines, and removing significant institutional barriers to reduce time to treatment. In the opinion of authors, minimizing the time to treatment with 4F-PCCs is of paramount importance when treating patients with VKA-related bleeding. Practices that safely and feasibly shorten the time to administration should be included in guidelines for institutions responsible for anticoagulant care, and adhered to in centers that perform invasive procedures on patients receiving VKA therapy. Further studies are required to optimize use of 4F-PCC, particularly in relation to the ideal dosing strategy and the role of INR.
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Affiliation(s)
- Denise H. Rhoney
- UNC Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, NC, USA
| | | | - Damon A. Darsey
- University of Mississippi, School of Medicine, Jackson, MS, USA
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12
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Neethling E, Moreno Garijo J, Mangalam TK, Badiwala MV, Billia P, Wasowicz M, Van Rensburg A, Slinger P. Intraoperative and Early Postoperative Management of Heart Transplantation: Anesthetic Implications. J Cardiothorac Vasc Anesth 2020; 34:2189-2206. [DOI: 10.1053/j.jvca.2019.09.037] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/02/2019] [Revised: 09/07/2019] [Accepted: 09/24/2019] [Indexed: 12/16/2022]
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13
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Erdoes G, Koster A, Ortmann E, Meesters MI, Bolliger D, Baryshnikova E, Martinez Lopez De Arroyabe B, Ahmed A, Lance MD, Ranucci M, von Heymann C, Agarwal S, Ravn HB. A European consensus statement on the use of four-factor prothrombin complex concentrate for cardiac and non-cardiac surgical patients. Anaesthesia 2020; 76:381-392. [PMID: 32681570 DOI: 10.1111/anae.15181] [Citation(s) in RCA: 34] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/12/2020] [Indexed: 02/06/2023]
Abstract
Modern four-factor prothrombin complex concentrate was designed originally for rapid targeted replacement of the coagulation factors II, VII, IX and X. Dosing strategies for the approved indication of vitamin K antagonist-related bleeding vary greatly. They include INR and bodyweight-related protocols as well as fixed dose regimens. Particularly in the massively bleeding trauma and cardiac surgery patient, four-factor prothrombin complex concentrate is used increasingly for haemostatic resuscitation. Members of the Transfusion and Haemostasis Subcommittee of the European Association of Cardiothoracic Anaesthesiology performed a systematic literature review on four-factor prothrombin complex concentrate. The available evidence has been summarised for dosing, efficacy, drug safety and monitoring strategies in different scenarios. Whereas there is evidence for the efficacy of four-factor prothrombin concentrate for a variety of bleeding scenarios, convincing safety data are clearly missing. In the massively bleeding patient with coagulopathy, our group recommends the administration of an initial bolus of 25 IU.kg-1 . This applies for: the acute reversal of vitamin K antagonist therapy; haemostatic resuscitation, particularly in trauma; and the reversal of direct oral anticoagulants when no specific antidote is available. In patients with a high risk for thromboembolic complications, e.g. cardiac surgery, the administration of an initial half-dose bolus (12.5 IU.kg-1 ) should be considered. A second bolus may be indicated if coagulopathy and microvascular bleeding persists and other reasons for bleeding are largely ruled out. Tissue-factor-activated, factor VII-dependent and heparin insensitive point-of-care tests may be used for peri-operative monitoring and guiding of prothrombin complex concentrate therapy.
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Affiliation(s)
- G Erdoes
- Department of Anaesthesiology and Pain Medicine, Inselspital, Bern University Hospital, University of Bern, Switzerland
| | - A Koster
- Institute for Anaesthesiology, Heart and Diabetes Centre NRW, Ruhr-University Bochum, Bad Oeynhausen, Germany
| | - E Ortmann
- Department of Anaesthesia, Kerckhoff Heart and Lung Centre, Bad Nauheim, Germany
| | - M I Meesters
- Department of Anaesthesiology, University Medical Centre Utrecht, The Netherlands
| | - D Bolliger
- Department of Anaesthesia, Prehospital Emergency Medicine, and Pain Therapy, University Hospital Basel, Switzerland
| | - E Baryshnikova
- Department of Cardiovascular Anaesthesia and Intensive Care Unit, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy
| | | | - A Ahmed
- Department of Anaesthesia, University Hospitals of Leicester NHS Trust, UK.,Department of Cardiovascular Sciences, University of Leicester, UK
| | - M D Lance
- Hamad Medical Corporation, HMC, Anaesthesiology, ICU and Peri-operative Medicine, Doha, Qatar
| | - M Ranucci
- Department of Cardiovascular Anaesthesia and Intensive Care Unit, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy
| | - C von Heymann
- Department of Anaesthesia, Intensive Care Medicine, Emergency Medicine and Pain Therapy, Vivantes Klinikum im Friedrichshain, Berlin, Germany
| | - S Agarwal
- Department of Anaesthesia, Manchester University Hospitals, Manchester, UK
| | - H B Ravn
- Department of Cardiothoracic Anaesthesiology, Rigshospitalet, Copenhagen University, Copenhagen, Denmark
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14
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Mazzeffi MA, Patel PA, Bolliger D, Erdoes G, Tanaka K. The Year in Coagulation: Selected Highlights From 2019. J Cardiothorac Vasc Anesth 2020; 34:1745-1754. [DOI: 10.1053/j.jvca.2020.01.045] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/19/2020] [Accepted: 01/27/2020] [Indexed: 12/26/2022]
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15
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Bolliger D, Lancé MD. Factor Concentrate-Based Approaches to Blood Conservation in Cardiac Surgery: European Perspectives in 2020. CURRENT ANESTHESIOLOGY REPORTS 2020. [DOI: 10.1007/s40140-020-00382-w] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
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16
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Rizk J, Mehra MR. Anticoagulation management strategies in heart transplantation. Prog Cardiovasc Dis 2020; 63:210-218. [PMID: 32035125 DOI: 10.1016/j.pcad.2020.02.002] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/29/2020] [Accepted: 02/03/2020] [Indexed: 12/19/2022]
Abstract
Anticoagulation before, during, and after heart transplantation (HT) presents unique challenges to clinicians. Bleeding and thrombotic morbidity continues to affect this patient population throughout all phases of the HT journey. Reversal is commonly required since patients are commonly bridged to HT with left ventricular assist devices, which require chronic anti platelet and anticoagulation. Caution must be exercised in patients requiring cardiopulmonary bypass during surgery who are at risk of complications from heparin induced thrombocytopenia. The reported incidence of venous thromboembolism following HT is high, particularly during the first post-HT year, most likely due to surgery, biopsies, specific immunosuppression (mTOR inhibitors) and immobilization. It is crucial to maintain long-term oral anticoagulation after the first venous thromboembolism event, especially when risk factors exist. A major issue, and one for which there remains considerable debate, is the optimal treatment of such complications, particularly upper extremity venous thrombosis. For both warfarin and the thrombin inhibitors or Factor Xa inhibitors, the clinician must determine potential drug interactions based on the HT drug regimen, and then develop a patient-specific management strategy.
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Affiliation(s)
- John Rizk
- Arizona State University, Edson College, Phoenix, AZ, United States of America
| | - Mandeep R Mehra
- Brigham and Women's Heart & Vascular Center and Harvard Medical School, Boston, MA, United States of America.
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17
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Rizk J, Mehra MR. WITHDRAWN: Anticoagulation management strategies in heart transplantation. Prog Cardiovasc Dis 2020:S0033-0620(20)30026-8. [PMID: 32014513 DOI: 10.1016/j.pcad.2020.01.004] [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: 01/06/2020] [Accepted: 01/29/2020] [Indexed: 11/22/2022]
Affiliation(s)
- John Rizk
- Arizona State University, Edson College, Phoenix, AZ, United States of America
| | - Mandeep R Mehra
- Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States of America.
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18
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Crespo‐Leiro MG, López‐Vilella R, López Granados A, Mirabet‐Pérez S, Díez‐López C, Barge‐Caballero E, Segovia‐Cubero J, González‐Vilchez F, Rangel‐Sousa D, Blasco‐Peiró T, Fuente‐Galán L, Díaz‐Molina B, Zatarain‐Nicolás E, Carrasco Ávalos F, Almenar‐Bonet L. Use of Idarucizumab to reverse the anticoagulant effect of dabigatran in cardiac transplant surgery. A multicentric experience in Spain. Clin Transplant 2019; 33:e13748. [DOI: 10.1111/ctr.13748] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2019] [Revised: 10/07/2019] [Accepted: 10/15/2019] [Indexed: 12/22/2022]
Affiliation(s)
- Maria G. Crespo‐Leiro
- Unidad de Insuficiencia Cardíaca y Trasplante Servicio de Cardiología Instituto de Investigación Biomédica de A Coruña (INIBIC) Complejo Hospitalario Universitario de A Coruña (CHUAC)Universidade Da Coruña (UDC) A Coruña Spain
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV) Instituto de Salud Carlos III Madrid Spain
| | - Raquel López‐Vilella
- Unidad de Insuficiencia Cardíaca y Trasplante Servicio de Cardiología Hospital Universitari i Politècnic La Fe Valencia Spain
| | | | - Sonia Mirabet‐Pérez
- Unidad de Insuficiencia Cardíaca y Programa de Trasplante Cardíaco Servicio de Cardiología Hospital de Sant Pau Barcelona Spain
| | - Carles Díez‐López
- Unidad de Insuficiencia Cardíaca Avanzada y Trasplante Cardíaco Hospital Universitari de Bellvitge Barcelona Spain
| | - Eduardo Barge‐Caballero
- Unidad de Insuficiencia Cardíaca y Trasplante Servicio de Cardiología Instituto de Investigación Biomédica de A Coruña (INIBIC) Complejo Hospitalario Universitario de A Coruña (CHUAC)Universidade Da Coruña (UDC) A Coruña Spain
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV) Instituto de Salud Carlos III Madrid Spain
| | - Javier Segovia‐Cubero
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV) Instituto de Salud Carlos III Madrid Spain
- Unidad de Insuficiencia Cardiaca Avanzada Trasplante Cardiaco e Hipertensión Pulmonar Hospital Universitario Puerta de Hierro Madrid Spain
| | | | - Diego Rangel‐Sousa
- Unidad de Insuficiencia Cardíaca y Trasplante Cardíaco Servicio de Cardiología Hospital Universitario Virgen del Rocío Sevilla Spain
| | - Teresa Blasco‐Peiró
- Unidad de Insuficiencia Cardíaca Avanzada y Trasplante Cardíaco Servicio de Cardiología Hospital Universitario Miguel Servet Zaragoza Spain
| | - Luis Fuente‐Galán
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV) Instituto de Salud Carlos III Madrid Spain
- Unidad de Insuficiencia Cardíaca Avanzada y Trasplante Cardíaco Hospital Clínico Universitario de Valladolid Valladolid Spain
| | - Beatriz Díaz‐Molina
- Unidad de Insuficiencia Cardíaca Avanzada y Trasplante Cardíaco Hospital Universitario Central de Asturias Oviedo Spain
| | - Eduardo Zatarain‐Nicolás
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV) Instituto de Salud Carlos III Madrid Spain
- Servicio de Cardiología Hospital General Universitario Gregorio Marañón Madrid Spain
| | | | - Luis Almenar‐Bonet
- Unidad de Insuficiencia Cardíaca y Trasplante Servicio de Cardiología Hospital Universitari i Politècnic La Fe Valencia Spain
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19
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Tawil JN, Adams BA, Nicoara A, Boisen ML. Noteworthy Literature Published in 2018 for Thoracic Organ Transplantation. Semin Cardiothorac Vasc Anesth 2019; 23:171-187. [PMID: 31064319 DOI: 10.1177/1089253219845408] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
Publications of note from 2018 are reviewed for the cardiothoracic transplant anesthesiologist. Strategies to expand the availability of donor organs were highlighted, including improved donor management, accumulating experience with increased-risk donors, ex vivo perfusion techniques, and donation after cardiac death. A number of reports examined posttransplant outcomes, including outcomes other than mortality, with new data-driven risk models. Use of extracorporeal support in cardiothoracic transplantation was a prominent theme. Major changes in adult heart allocation criteria were implemented, aiming to improve objectivity and transparency in the listing process. Frailty and prehabilitation emerged as targets of comprehensive perioperative risk mitigation programs.
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Affiliation(s)
| | | | | | - Michael L Boisen
- 4 University of Pittsburgh School of Medicine, Pittsburgh, PA, USA
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