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Source: Journal of Stroke and Cerebrovascular Diseases
Nutrition: Vitamin K

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Total 20 results found since Jan 2013.

The impact of the approval of prothrombin complex concentrates for vitamin K antagonist-related intracerebral hemorrhage: A retrospective study
This study aimed to determine the impact of the approval of prothrombin complex concentrates on the treatment of vitamin K antagonist-related intracerebral hemorrhage.
Source: Journal of Stroke and Cerebrovascular Diseases - October 27, 2022 Category: Neurology Authors: Sadayoshi Watanabe, Shoji Matsumoto, Ichiro Nakahara, Jun Morioka, Akiko Hasebe, Jun Tanabe, Kenichiro Suyama, Takuma Ishihara, Tsuyoshi Ohta, Taketo Hatano, Izumi Nagata, Yuichi Hirose Source Type: research

Pharmacological Difference Between Platelet Aggregations in Cardioembolic Stroke Patients with Direct Oral Anticoagulants: A Pilot Study
Major hemorrhagic complication incidence in patients with arterial fibrillation (AF), and treated with direct oral anticoagulants (DOACs), is lower than in vitamin K antagonist-treated patients.1 –5 Additionally, among DOACs, the direct oral thrombin inhibitor (dabigatran) and direct oral factor Xa (FXa) inhibitors (apixaban and rivaroxaban) seem to affect the coagulation system differently, which could provide distinct clinical outcomes.6,7 The results from the US6 and Denmark8 cohort stu dies suggest there is a minute, but notable difference in major bleeding complication incidence between dabigatran and FXa inhibitors.
Source: Journal of Stroke and Cerebrovascular Diseases - May 3, 2022 Category: Neurology Authors: Masahito Nakazaki, Shinichi Oka, Hirotoshi Magota, Ryo Kiyose, Rie Onodera, Ryo Ukai, Yuko Kataoka-Sasaki, Masanori Sasaki, Osamu Honmou Source Type: research

Malignant Left Atrial Appendage Morphology: Current Classification vs H-L System
In non-valvular atrial fibrillation (AF), more than 90% of thrombus formation occurs in the left atrial appendage (LAA).1-3 Current guidelines have established direct oral anticoagulants (DOACs) as the treatment of choice in patients with AF and high risk of stroke or transient ischemic attack (TIA), while vitamin K antagonists (VKA) can be considered in patients not suitable for DOACs.4,5 This strategy significantly reduces the risk of thromboembolism; however, there is a subset of patients that suffer recurrent embolic strokes despite appropriate anticoagulant therapy, known as malignant LAA.
Source: Journal of Stroke and Cerebrovascular Diseases - December 30, 2020 Category: Neurology Authors: Paloma Parra-D íaz, Luisa Salido-Tahoces, Ana Pardo-Sanz, Álvaro Beltrán-Corbellini, Fernando Rodríguez-Jorge, Juan Luis Chico-García, Sebastián García-Madrona, Consuelo Matute-Lozano, Rocío Vera-Lechuga, Antonio Cruz-Culebras, Jaime Masjuan, Alic Source Type: research

Insights Into Direct Oral Anticoagulant Therapy Implementation of Stroke Survivors with Atrial Fibrillation in an Ambulatory Setting
Atrial fibrillation (AF) is the most common cardiac arrhythmia and increases the risk of ischemic stroke by about five times.1 Oral anticoagulation (OAC) with direct oral anticoagulants (DOAC) or vitamin K antagonists (VKA) reduces ischemic stroke risk in AF patients. Currently, DOAC (apixaban, dabigatran, edoxaban and rivaroxaban) are recommended as first-line treatment for stroke prevention in AF patients.2 Despite several advantages compared to VKA, DOAC have a short half-life of about 12 h. Missing more than 5% of intakes is associated with a higher occurrence of thromboembolic events in OAC-treated AF patients.
Source: Journal of Stroke and Cerebrovascular Diseases - December 14, 2020 Category: Neurology Authors: Valerie Albert, Alexandros A. Polymeris, Fine Dietrich, Stefan T. Engelter, Kurt E. Hersberger, Sabine Schaedelin, Philippe A. Lyrer, Isabelle Arnet Source Type: research

Temporal Trends in Pharmacological Stroke Prevention in Patients with Acute Ischemic Stroke and Known Atrial Fibrillation
Oral anticoagulation (OAC) substantially reduces stroke risk in patients with atrial fibrillation (AF) at risk for stroke. Whether non-vitamin K-dependent oral anticoagulants (NOACs) improve OAC use in stroke prevention requires investigation.
Source: Journal of Stroke and Cerebrovascular Diseases - September 10, 2020 Category: Neurology Authors: Simon Hellwig, Ulrike Grittner, Juliane Herm, Rudi Ruschmann, Maria Konieczny, Matthias Endres, Karl Georg Haeusler Source Type: research

Non-vitamin K oral anticoagulants as first-line regimen for acute ischemic stroke with non-valvular atrial fibrillation
There are various patterns in determining the choice of the first-line antithrombotic agent for acute stroke with non-valvular atrial fibrillation. We investigated the efficacy and safety of non-vitamin K oral anticoagulants as first-line antithrombotics for patients with acute stroke and non-valvular atrial fibrillation.
Source: Journal of Stroke and Cerebrovascular Diseases - August 15, 2020 Category: Neurology Authors: Chan Wook Park, Hyo Suk Nam, Ji Hoe Heo, Hyung Jong Park, Jin Kyo Choi, Hye Sun Lee, Han Kyu Na, Young Dae Kim Source Type: research

Racial Disparity in the Prescription of Anticoagulants and Risk of Stroke and Bleeding in Atrial Fibrillation Patients
Background: Oral anticoagulant (OAC) therapy is proven to be effective at reducing risk of stroke in patients with atrial fibrillation (AF). However, racial minorities with AF are less likely to be prescribed vitamin K anticoagulants (VKA). There is little information on the racial disparity in the prescription of the non-vitamin K oral anticoagulants (NOACs) and the associated risks of stroke and bleeding. Methods: We used data from the Northwestern Medicine Enterprise Data Warehouse – a joint initiative across 11 Northwestern Medicine affiliated healthcare centers within metropolitan Chicago, Illinois.
Source: Journal of Stroke and Cerebrovascular Diseases - February 27, 2020 Category: Neurology Authors: Yacob G. Tedla, Sarah M. Schwartz, Philip Silberman, Philip Greenland, Rod S. Passman Source Type: research

Acute Ischemic Stroke Outcome and Preceding Anticoagulation: Direct Oral Anticoagulants Versus Vitamin K Antagonists
Oral anticoagulation is recommended for primary and secondary prevention of cardioembolic acute ischemic stroke (AIS). In nonvalvular atrial fibrillation (AF), direct oral anticoagulants (DOAC) efficacy and safety have been largely proven and are recommended over vitamin K antagonists (VKA) by international guidelines.1-3 AIS in the setting of AF is more often disabling and leads to increased mortality compared with stroke in patients without AF.4
Source: Journal of Stroke and Cerebrovascular Diseases - February 13, 2020 Category: Neurology Authors: Sofia Fel ício Tavares, Inês Ferreira, Vanessa Chaves, Luis Flores, Cristina Correia, Jorge Almeida, Luísa Fonseca, Paulo Castro Chaves Source Type: research

A Narrative Review of Nonvitamin K Antagonist Oral Anticoagulant Use in Secondary Stroke Prevention
The prevalence of atrial fibrillation (AF), the most common cardiac arrhythmia, increases with age, predisposing elderly patients to an increased risk of embolic stroke. With an increasingly aged population the number of people who experience a stroke every year, overall global burden of stroke, and numbers of stroke survivors and related deaths continue to increase. Anticoagulation with vitamin K antagonists (VKAs) reduces the risk of ischemic stroke in patients with AF; however, increased bleeding risk is well documented, particularly in the elderly.
Source: Journal of Stroke and Cerebrovascular Diseases - July 4, 2019 Category: Neurology Authors: Valeria Caso, Florian Masuhr Tags: Review Article Source Type: research

Treatment Approaches to Lacunar Stroke
Lacunar strokes are appropriately named for their ability to cavitate and form ponds or “little lakes” (Latin: lacune -ae meaning pond or pit is a diminutive form of lacus meaning lake). They account for a substantial proportion of both symptomatic and asymptomatic ischemic strokes. In recent years, there have been several advances in the management of large vessel occlusions. New therapies such as non-vitamin K antagonist oral anticoagulants and left atrial appendage closure have recently been developed to improve stroke prevention in atrial fibrillation; however, the treatment of small vessel disease-related strokes ...
Source: Journal of Stroke and Cerebrovascular Diseases - May 27, 2019 Category: Neurology Authors: Alvin S. Das, Robert W. Regenhardt, Steven K. Feske, Mahmut Edip Gurol Tags: Review Article Source Type: research

Left Atrial or Left Atrial Appendage Thrombus Resolution After Adjustment of Oral Anticoagulant Treatment
Background: There are few reports about non-vitamin K antagonist oral anticoagulant (NOAC) treatment for resolution of left atrium (LA) or left atrial appendage (LAA) thrombus. LAA thrombus is an important cause of cardiogenic cerebral thromboembolism, and the detection rate increases due to more and more patients receiving catheter ablation. However, the results from NOAC use for LA or LAA thrombus are still unknown in real-world practice. The aim of this study was to discover the resolution of LA or LAA thrombus after anticoagulant treatment in real-world practice.
Source: Journal of Stroke and Cerebrovascular Diseases - October 6, 2018 Category: Neurology Authors: Wei-Chieh Lee, Chih-Yuan Fang, Yung-Lung Chen, Hsiu-Yu Fang, Huang-Chung Chen, Wen-Hao Liu, Morgan Fu, Mien-Cheng Chen Source Type: research

Safety of Recanalization Therapy in Patients with Acute Ischemic Stroke Under Anticoagulation: A Systematic Review and Meta-Analysis
Intravenous thrombolysis treatment (IVT) and endovascular therapy (EVT) have been proved as fist-line beneficial option for eligible patients who have acute ischemic stroke (AIS) with major safety concern of symptomatic intracranial hemorrhage (sICH). Unfortunately, the emergency management of patients with AIS taking vitamin K antagonists and with international normalized ratio  higher than 1.7 or taking new oral anticoagulants (NOACs) represents a great challenge. We aim to comprehensively determine the safety of EVT in patients under prior-stroke anticoagulants and IVT in patients under NOAC use.
Source: Journal of Stroke and Cerebrovascular Diseases - July 15, 2018 Category: Neurology Authors: Mingsu Liu, Yang Zheng, Guangqin Li Tags: Review Article Source Type: research

Direct Oral Anticoagulant Agents: Pharmacologic Profile, Indications, Coagulation Monitoring, and Reversal Agents
Vitamin K antagonists (VKAs), such as warfarin, have been used for thromboprophylaxis and for the treatment of thromboembolic events in patients with nonvalvular atrial fibrillation for over 60 years. The increasing use of direct oral anticoagulants (DOACs) in recent years has shown greater advantages and safer use over VKA, including reduced bleeding, fewer drug interactions, no food interactions, a quick onset and offset of activity, and predictable dose-response properties. Despite their advantages, there are a couple of major limitations that raise concerns among clinicians, including the need for more coagulation assa...
Source: Journal of Stroke and Cerebrovascular Diseases - May 9, 2018 Category: Neurology Authors: Deborah K. Rose, Barak Bar Tags: Review Article Source Type: research

Outcome of Secondary Stroke Prevention in Patients Taking Non –Vitamin K Antagonist Oral Anticoagulants
In this study, to determine whether or not there is a difference in outcome in secondary stroke prevention between warfarin and NOACs, patients w ith embolic stroke with newly prescribed anticoagulants were prospectively analyzed.
Source: Journal of Stroke and Cerebrovascular Diseases - December 21, 2017 Category: Neurology Authors: Taizen Nakase, Junta Moroi, Tatsuya Ishikawa Source Type: research