Publications by authors named "Hilde A M Kooistra"

Allogeneic stem cell transplantation (alloSCT) offers curative potential for older patients with myeloid malignancies. We evaluated the efficacy and safety of alloSCT using post-transplantation cyclophosphamide (PTCy) in combination with a very short duration of immune suppression (IS) in this population. We retrospectively analyzed 92 consecutive patients aged 65 years and older who underwent an alloSCT for myeloid malignancies between February 2018 and December 2022 at our institution.

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Background: Direct oral anticoagulants (DOACs) are the preferred anticoagulants for thromboprophylaxis in atrial fibrillation. We aimed to identify determinants of quality of life related to DOAC treatment to optimize DOAC treatment convenience and satisfaction.

Methods: We conducted a cross-sectional study in DOAC users.

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Background: Direct oral anticoagulants (DOAC) and vitamin K antagonists (VKA) prevent thromboembolism in atrial fibrillation (AF). DOAC have a fixed dosing regimen and obviate INR monitoring. Therefore, DOAC presumably affect quality of life (QoL) less than VKA.

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Although cancer in general is a strong risk factor for developing venous thromboembolism (VTE), the risk factors for venous thromboembolic events in patients with differentiated thyroid carcinoma (DTC) have never been assessed. This is remarkable, as several parts of the treatment comprise a hypercoagulable state that could in subgroups of DTC patients lead to an increased risk of VTE. The aim of this study was to assess which risk factors could cause DTC patients to develop VTE.

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Importance: Previous studies have shown that, despite the higher risk of bleeding, the elderly still benefit from taking anticoagulants if they have a stringent indication. However, owing to the relatively low number of patients older than 90 years in these studies, it is unknown whether this benefit is also seen with the eldest patients.

Objective: To determine how the risk of bleeding and thrombosis is associated with age in patients older than 70 years who were treated with a vitamin K antagonist (VKA).

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Background: Vitamin K antagonists (VKA) use is challenging because of frequent blood monitoring and complex dosing. Therefore, many patients and physicians are reluctant to start VKA. However, it is unclear whether VKA use actually lowers quality of life.

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Vitamin K antagonists (VKA) are used to prevent recurrent disease in patients with venous thromboembolism (VTE). Their efficacy and safety depend on individual time in therapeutic range (iTTR) and variability of International Normalised Ratios (INR). We aimed to identify independent predictors of poor VKA control > 28 days.

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Vitamin K antagonists (VKA) are widely used in atrial fibrillation and venous thromboembolism (VTE). Their efficacy and safety depend on individual time in the therapeutic range (iTTR). Due to the variable dose-response relationship within patients, also patients with initially stable VKA treatment may develop extreme overanticoagulation (EO).

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Management of patients with a major bleed while on vitamin K antagonist (VKA) is a common clinical challenge. Prothrombin Complex Concentrates (PCC) provide a rapid reversal of VKA induced coagulopathy. However, a well-defined PCC dosing strategy, especially in emergency setting, is still lacking.

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