Publications by authors named "L F Beenen"

Background: Cardiac computed tomography (CT) is increasingly used to search for cardioembolic sources of acute ischemic stroke (AIS). We assessed the association between high-risk cardioembolic sources on cardiac CT and AIS.

Methods: We performed a case-control study using data from a prospective cohort including consecutive adult patients with suspected stroke who underwent cardiac CT acquired during the initial stroke imaging protocol between 2018 and 2020.

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Article Synopsis
  • The study looked at whether a medical procedure called thrombectomy helps patients who have a large stroke as seen on a specific type of scan called a noncontrast CT within 24 hours of having the stroke.
  • It involved 300 patients from different hospitals who were split into two groups; one group received the thrombectomy treatment, while the other only received regular care.
  • The main goal was to see if those who had thrombectomy had better recovery after 90 days compared to those who didn’t, along with checking if there were any serious side effects.
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  • This study investigates the impact of left atrial appendage (LAA) slow-flow on ischemic stroke outcomes, finding that 16% of patients had slow-flow and shared characteristics with those having LAA thrombus.
  • While both slow-flow and thrombus were linked to a higher prevalence of atrial fibrillation, patients with thrombus experienced more severe strokes and worse functional outcomes than those with slow-flow.
  • Ultimately, slow-flow did not significantly affect functional outcomes or major cardiovascular events, but it was associated with an increased risk of stroke recurrence in patients with unknown causes of their strokes.
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The early management of transferred patients with a large vessel occlusion (LVO) stroke could be improved by identifying patients who are likely to recanalize early. We aim to predict early recanalization based on patient clinical and thrombus imaging characteristics. We included 81 transferred anterior-circulation LVO patients with an early recanalization, defined as the resolution of the LVO or the migration to a distal location not reachable with endovascular treatment upon repeated radiological imaging.

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Background: Cardiac computed tomography (CT) acquired during the initial acute stroke imaging protocol (acute cardiac CT) is increasingly used to screen for cardioembolism, but information on the long-term clinical implications of its findings is lacking.

Methods And Results: We performed a prospective, single-center cohort study in which consecutive patients with ischemic stroke underwent ECG-gated acute cardiac CT and were followed up for 2 years. The primary outcome was functional outcome assessed using the modified Rankin Scale.

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