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Associations between stress hyperglycemia and outcomes in patients with ischemic stroke and TIA: the data comes from the Third China National Stroke Registry (CNSR-III).
Metab Brain Dis
January 2025
Department of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
In the acute stage of stroke, stress hyperglycemia is common in both diabetic and nondiabetic patients. The associations between stress hyperglycemia and functional outcomes, as well as stroke recurrence were heterogeneous in previous studies. We aimed to demonstrate these associations in a general population of patients with ischemic stroke and transient ischemic attack (TIA).
View Article and Find Full Text PDFLeft ventricular disease as a risk factor for adverse outcomes and stroke recurrence in patients with embolic stroke of undetermined source.
Eur Stroke J
January 2025
Neurology and Stroke Unit, ASST Grande Ospedale Metropolitano Niguarda, Milan, Italy.
Background: Severe left ventricular (LV) systolic dysfunction (ejection fraction [EF] < 30%) is a known cardiovascular risk factor and a major cause of cardioembolism. However, less severe forms of LV disease (LVD), such as mild-to-moderate LV dysfunction and LV wall motion abnormalities (LVWMAs), are considered potential minor cardiac sources in Embolic Stroke of Undetermined Source (ESUS), but their role is underexplored. This study aims to evaluate the prevalence of LVD in ESUS and its association with adverse vascular events and mortality.
View Article and Find Full Text PDFRandomised controlled trials of dual antiplatelet therapy versus aspirin in patients with stroke or transient ischaemic attack: an updated meta-analysis.
Singapore Med J
January 2025
Department of Radiology, Armed Forces Institute of Radiology, Pakistan.
Introduction: We explored the efficacy and safety of dual antiplatelet therapy (DAPT) for individuals diagnosed with stroke or transient ischaemic attack (TIA), incorporating the latest insights from randomised controlled trials (RCTs). The emerging evidence surrounding DAPT in stroke and TIA plays a pivotal role in guiding clinical decisions.
Methods: Our study included five RCTs (INSPIRES, THALES, POINT, CHANCE, FASTER) on DAPT (aspirin + P2Y12 inhibitor) initiated within 72 hours of acute stroke or TIA, which evaluated DAPT efficacy and safety over 21-90 days, focusing on new strokes and major bleeding.
ZIC1 is a context-dependent medulloblastoma driver in the rhombic lip.
Nat Genet
January 2025
Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada.
Transcription factors are frequent cancer driver genes, exhibiting noted specificity based on the precise cell of origin. We demonstrate that ZIC1 exhibits loss-of-function (LOF) somatic events in group 4 (G4) medulloblastoma through recurrent point mutations, subchromosomal deletions and mono-allelic epigenetic repression (60% of G4 medulloblastoma). In contrast, highly similar SHH medulloblastoma exhibits distinct and diametrically opposed gain-of-function mutations and copy number gains (20% of SHH medulloblastoma).
View Article and Find Full Text PDFOutcomes of venous sinus stenosis stenting in patients with pulsatile tinnitus and sigmoid sinus wall anomalies.
J Neurointerv Surg
January 2025
Neurology, Boston Medical Center, Boston University Chobanian and Aveidisian School of Medicine, Boston, Massachusetts, USA.
Background: Transverse sinus stenosis (TSS) and sigmoid sinus wall anomalies (SSWAs) are the most common causes of pulsatile tinnitus (PT). While these conditions may co-occur, they usually require different management approaches. This study aims to evaluate whether TSS stenting alone, without targeted treatment of SSWAs, is sufficient to resolve PT in patients presenting with PT, TSS, and SSWAs.
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