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Abramovitz Fouks A, Yaghi S, Gokcal E, Das AS, Rotschild O, Silverman SB, Singhal AB, Romero J, Kapur S, Greenberg SM, Gurol ME. Left atrial appendage closure for patients with atrial fibrillation at high intracranial haemorrhagic risk. Stroke Vasc Neurol 2024:svn-2024-003142. [PMID: 38821554 DOI: 10.1136/svn-2024-003142] [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: 01/23/2024] [Accepted: 04/14/2024] [Indexed: 06/02/2024] Open
Abstract
BACKGROUND AND OBJECTIVES Although left atrial appendage closure (LAAC) is performed in patients with non-valvular atrial fibrillation (NVAF) at increased risk of intracranial haemorrhage (ICH), outcome data are scarce. We assessed the detailed neurological indications for LAAC and outcomes after LAAC in high ICH risk patients. METHODS Study population included consecutive patients with NVAF who underwent LAAC in a single hospital network between January 2015 and October 2021 because of prior ICH or the presence of high ICH risk imaging markers on brain MRI (cerebral microbleeds (CMBs)). Primary safety and efficacy outcome measures were the occurrence of ICH and thromboembolic events, respectively, after LAAC. RESULTS Among 146 patients with NVAF who underwent LAAC for high ICH risk, 122 had a history of ICH, while 24 presented with high ICH risk imaging markers only. Mean age was 75.7±7.61, 42 (28.8%) were women. Mean CHA2DS2-VASc score was 5.23±1.52. Of 122 patients with ICH history, 58 (47.5%) had intraparenchymal haemorrhage (IPH), 40 (32.8%) had traumatic ICH (T-ICH) and 18 (14.7%) had non-traumatic subdural haemorrhage. Of 85 patients with brain MRIs including necessary sequences, 43 (50.6%) were related to cerebral amyloid angiopathy and 37 (43.5%) to hypertensive microangiopathy. While 70% of patients were discharged on oral anticoagulants (OAC), 92% were not taking OAC at 1 year. Over 2.12 years mean follow-up, one patient had recurrent non-traumatic IPH (incidence rate (IR) 0.32 per 100 patient-years), five had T-ICH (IR 1.61 per 100 patient-years) and six had an ischaemic stroke (IR 1.94 per 100 patient-years). CONCLUSIONS Among patients with NVAF at high ICH risk, LAAC demonstrated a low risk of recurrent ICH or ischaemic stroke compared with previously published data. LAAC in high ICH risk populations should be considered in clinical practice per FDA approval and recent guidelines.
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Affiliation(s)
| | - Shadi Yaghi
- Neurology, Brown University, Warren Alpert Medical School, Providence, RI, USA
| | - Elif Gokcal
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
| | - Alvin S Das
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
- Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, USA
| | - Ofer Rotschild
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
| | - Scott B Silverman
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
| | - Aneesh B Singhal
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
| | - Jorge Romero
- Division of Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
| | - Sunil Kapur
- Division of Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
| | - Steven M Greenberg
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
| | - Mahmut Edip Gurol
- Neurology, Massachussets General Hospital, Harvard Medical School, Boston, MA, USA
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Rivera-Caravaca JM, Esteve-Pastor MA, Camelo-Castillo A, Ramírez-Macías I, Lip GYH, Roldán V, Marín F. Treatment strategies for patients with atrial fibrillation and anticoagulant-associated intracranial hemorrhage: an overview of the pharmacotherapy. Expert Opin Pharmacother 2020; 21:1867-1881. [PMID: 32658596 DOI: 10.1080/14656566.2020.1789099] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
INTRODUCTION Oral anticoagulants (OAC) reduce stroke/systemic embolism and mortality risks in atrial fibrillation (AF). However, there is an inherent bleeding risk with OAC, where intracranial hemorrhage (ICH) is the most feared, disabling, and lethal complication of this therapy. Therefore, the optimal management of OAC-associated ICH is not well defined despite multiple suggested strategies. AREAS COVERED In this review, the authors describe the severity and risk factors for OAC-associated ICH and the associated implications for using DOACs in AF patients. We also provide an overview of the management of OAC-associated ICH and treatment reversal strategies, including specific and nonspecific reversal agents as well as a comprehensive summary of the evidence about the resumption of DOAC and the optimal timing. EXPERT OPINION In the setting of an ICH, supportive care/measures are needed, and reversal of anticoagulation with specific agents (including administration of vitamin K, prothrombin complex concentrates, idarucizumab and andexanet alfa) should be considered. Most patients will likely benefit from restarting anticoagulation after an ICH and permanently withdrawn of OAC is associated with worse clinical outcomes. Although the timing of OAC resumption is still under debate, reintroduction after 4-8 weeks of the bleeding event may be possible, after a multidisciplinary approach to decision-making.
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Affiliation(s)
- José Miguel Rivera-Caravaca
- Department of Cardiology, Hospital Clínico Universitario Virgen De La Arrixaca, Instituto Murciano De Investigación Biosanitaria (IMIB-Arrixaca), CIBERCV, Murcia , Spain
| | - María Asunción Esteve-Pastor
- Department of Cardiology, Hospital Clínico Universitario Virgen De La Arrixaca, Instituto Murciano De Investigación Biosanitaria (IMIB-Arrixaca), CIBERCV, Murcia , Spain
| | - Anny Camelo-Castillo
- Department of Cardiology, Hospital Clínico Universitario Virgen De La Arrixaca, Instituto Murciano De Investigación Biosanitaria (IMIB-Arrixaca), CIBERCV, Murcia , Spain
| | - Inmaculada Ramírez-Macías
- Department of Cardiology, Hospital Clínico Universitario Virgen De La Arrixaca, Instituto Murciano De Investigación Biosanitaria (IMIB-Arrixaca), CIBERCV, Murcia , Spain
| | - Gregory Y H Lip
- Liverpool Centre for Cardiovascular Science, University of Liverpool and Liverpool Heart & Chest Hospital , Liverpool, UK.,Aalborg Thrombosis Research Unit, Department of Clinical Medicine, Aalborg University , Aalborg, Denmark
| | - Vanessa Roldán
- Department of Hematology and Clinical Oncology, Hospital General Universitario Morales Meseguer, Universidad De Murcia, Instituto Murciano De Investigación Biosanitaria (IMIB-Arrixaca) , Murcia, Spain
| | - Francisco Marín
- Department of Cardiology, Hospital Clínico Universitario Virgen De La Arrixaca, Instituto Murciano De Investigación Biosanitaria (IMIB-Arrixaca), CIBERCV, Murcia , Spain
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Lehtola H, Palomäki A, Mustonen P, Hartikainen P, Airaksinen J, Hartikainen J. Author response: Traumatic and spontaneous intracranial hemorrhage in atrial fibrillation patients on warfarin. Neurol Clin Pract 2019; 9:3-4. [DOI: 10.1212/cpj.0000000000000589] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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Vilanilam GK, Gopal N, Agarwal A, Badi MK. Reader response: Traumatic and spontaneous intracranial hemorrhage in patients with atrial fibrillation on warfarin. Neurol Clin Pract 2019; 9:3. [DOI: 10.1212/cpj.0000000000000590] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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