Publications by authors named "Lakshmanan Sekaran"

Article Synopsis
  • - The ATTEST-2 trial evaluated if tenecteplase, a newer thrombolytic agent, is at least as effective as the standard alteplase within 4.5 hours of an acute ischaemic stroke by comparing outcomes like the modified Rankin Scale (mRS) at 90 days post-treatment.
  • - Conducted across 39 UK stroke centers, the study randomly assigned 1,777 eligible stroke patients to receive either tenecteplase or alteplase, focusing on their recovery outcomes and safety, including complications such as bleeding.
  • - Results showed that tenecteplase was non-inferior to alteplase regarding the distribution of mRS scores, but it did not
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Blood Pressure Variability (BPV) is associated with cardiovascular risk and serum uric acid level. We investigated whether BPV was lowered by allopurinol and whether it was related to neuroimaging markers of cerebral small vessel disease (CSVD) and cognition. We used data from a randomised, double-blind, placebo-controlled trial of two years allopurinol treatment after recent ischemic stroke or transient ischemic attack.

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Article Synopsis
  • * While White British patients had a higher body mass index (BMI) over 27 kg/m², South Asians had greater waist circumference, indicating different patterns of obesity.
  • * The study highlights the health disparities in diabetes and obesity among South Asians, suggesting a need for targeted public health strategies in countries with large South Asian populations.
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Background: People who experience an ischaemic stroke are at risk of recurrent vascular events, progression of cerebrovascular disease, and cognitive decline. We assessed whether allopurinol, a xanthine oxidase inhibitor, reduced white matter hyperintensity (WMH) progression and blood pressure (BP) following ischaemic stroke or transient ischaemic attack (TIA).

Methods: In this multicentre, prospective, randomised, double-blinded, placebo-controlled trial conducted in 22 stroke units in the United Kingdom, we randomly assigned participants within 30-days of ischaemic stroke or TIA to receive oral allopurinol 300 mg twice daily or placebo for 104 weeks.

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Introduction: South Asian diaspora comprise one of the largest ethnic minority groups in the world yet data about atrial fibrillation (AF) in this demographic is understudied. Our aim is to identify differences in AF prevalence and treatment between South Asians and white British stroke patients.

Method: The UK arm of a prospective ongoing large international repository on stroke was analysed.

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Background And Purpose: Studies on stroke in South Asian populations are sparse. The aim of this study was to compare differences in age of onset of ischaemic stroke in South Asian patients living in the United Kingdom and South Asian patients living in India versus White British stroke patients.

Methods: We studied the UK and Indian arms of the ongoing BRAINS study, an international prospective hospital-based study of South Asian stroke patients.

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An aortic arch floating thrombus is a rare cause of embolic ischaemic cerebral infarction. Previously, thrombolysis or mechanical thrombectomy has been used to treat acute cerebral infarction in this context; however, combination therapy using both modalities is yet to be published. The optimal management of aortic arch floating thrombi is debated.

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Purpose: Beyond intravenous thrombolysis, evidence is lacking on acute treatment of minor stroke caused by large artery occlusion. To identify candidates for additional endovascular therapy, we aimed to determine the frequency of non-haemorrhagic early neurological deterioration in patients with intravenous thrombolysis-treated minor stroke caused by occlusion of large proximal and distal cerebral arteries. Secondary aims were to establish risk factors for non-haemorrhagic early neurological deterioration and report three-month outcomes in patients with and without non-haemorrhagic early neurological deterioration.

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Background: Recruitment to randomised prevention trials is challenging, not least for intracerebral haemorrhage (ICH) associated with antithrombotic drug use. We investigated reasons for not recruiting apparently eligible patients at hospital sites that keep screening logs in the ongoing REstart or STop Antithrombotics Randomised Trial (RESTART), which seeks to determine whether to start antiplatelet drugs after ICH.

Method: By the end of May 2015, 158 participants had been recruited at 108 active sites in RESTART.

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Introduction: The SITS-UTMOST (Safe Implementation of Thrombolysis in Upper Time window Monitoring Study) was a registry-based prospective study of intravenous alteplase used in the extended time window (3-4.5 h) in acute ischaemic stroke to evaluate the impact of the approval of the extended time window on routine clinical practice.

Patients And Methods: Inclusion of at least 1000 patients treated within 3-4.

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Antiplatelet agents are established, evidence-based treatments to reduce the risk of subsequent stroke in patients diagnosed with transient ischaemic attack (TIA). This case discusses the clinical dilemma clinicians are faced with when treating TIA-like symptoms in patients with coexisting arteriovenous malformation (AVM). A 65-year-old Caucasian woman reported a sudden onset of right hand weakness and impaired coordination.

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A 79-year-old woman presented to the accident and emergency department with a short history of central chest pain radiating to the arm and epigastrum, associated with vomiting. There was no history of haematemesis and no recent change of bowel habit or melaena. She had a myocardial infarction 4 months previously and had a metal prosthetic mitral valve replacement for which she was anticoagulated with warfarin, maintaining an INR between 2.

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