Journal article
Multicenter accuracy and interobserver agreement of spot sign identification in acute intracerebral hemorrhage
TJ Huynh, ML Flaherty, DJ Gladstone, JP Broderick, AM Demchuk, D Dowlatshahi, A Meretoja, SM Davis, PJ Mitchell, GA Tomlinson, J Chenkin, TL Chia, SP Symons, RI Aviv
Stroke | Published : 2014
Abstract
Background and Purpose-Rapid, accurate, and reliable identification of the computed tomography angiography spot sign is required to identify patients with intracerebral hemorrhage for trials of acute hemostatic therapy. We sought to assess the accuracy and interobserver agreement for spot sign identification. Methods-A total of 131 neurology, emergency medicine, and neuroradiology staff and fellows underwent imaging certification for spot sign identification before enrolling patients in 3 trials targeting spot-positive intracerebral hemorrhage for hemostatic intervention (STOP-IT, SPOTLIGHT, STOP-AUST). Ten intracerebral hemorrhage cases (spot-positive/negative ratio, 1:1) were presented for..
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Awarded by Alberta Innovates
Funding Acknowledgements
Dr Huynh is supported through a Canadian Institutes of Health Research Master's Award and Physician Services Incorporated Resident Research Grant. Drs Huynh and Aviv have received funding for this project from a Sunnybrook SEAC ERC Educational and Scholarship Grant and Canadian Stroke Network Summer Student Grant.