User profiles for Richard I. Aviv

Dr Richard I Aviv

Professor University of Ottawa
Verified email at toh.ca
Cited by 15506

[HTML][HTML] Absolute risk and predictors of the growth of acute spontaneous intracerebral haemorrhage: a systematic review and meta-analysis of individual patient data

…, H Worthmann, WC Ziai, CD d'Esterre, RI Aviv… - The Lancet …, 2018 - thelancet.com
Background Intracerebral haemorrhage growth is associated with poor clinical outcome and
is a therapeutic target for improving outcome. We aimed to determine the absolute risk and …

[HTML][HTML] Imaging biomarkers in Parkinson's disease and Parkinsonian syndromes: current and emerging concepts

U Saeed, J Compagnone, RI Aviv, AP Strafella… - Translational …, 2017 - Springer
Two centuries ago in 1817, James Parkinson provided the first medical description of Parkinson’s
disease, later refined by Jean-Martin Charcot in the mid-to-late 19th century to include …

Acute stroke imaging research roadmap II

…, O Wu, AJ Yoo, AV Alexandrov, JR Alger, RI Aviv… - Stroke, 2013 - Am Heart Assoc
Society of Neuroradiology, and the Foundation of the American Society of Neuroradiology
sponsored a series of working group meetings> 12 months, with the final meeting occurring …

CT angiography “spot sign” predicts hematoma expansion in acute intracerebral hemorrhage

R Wada, RI Aviv, AJ Fox, DJ Sahlas, DJ Gladstone… - Stroke, 2007 - Am Heart Assoc
Background and Purpose— Morbidity and mortality in spontaneous intracerebral hemorrhage
(ICH) are correlated with hematoma progression. We hypothesized that the presence of …

Prediction of haematoma growth and outcome in patients with intracerebral haemorrhage using the CT-angiography spot sign (PREDICT): a prospective observational …

…, DJ Gladstone, MD Hill, RI Aviv - The Lancet …, 2012 - thelancet.com
Background In patients with intracerebral haemorrhage (ICH), early haemorrhage expansion
affects clinical outcome. Haemostatic treatment reduces haematoma expansion, but fails to …

Primary central nervous system vasculitis in children

SM Benseler, E Silverman, RI Aviv… - Arthritis & …, 2006 - Wiley Online Library
Objective Primary angiitis of the central nervous system (PACNS) is a severe and ill‐defined
neurologic disease. The goal of this study was to characterize the presenting features, …

Hemorrhagic Transformation of Ischemic Stroke: Prediction with CT Perfusion1

RI Aviv, CD d'Esterre, BD Murphy, JJ Hopyan, B Buck… - Radiology, 2009 - pubs.rsna.org
Purpose: To determine whether admission computed tomography (CT) perfusion–derived
permeability–surface area product (PS) maps differ between patients with hemorrhagic acute …

Certainty of stroke diagnosis: incremental benefit with CT perfusion over noncontrast CT and CT angiography

…, L Zhang, J Kim, G MacFarlane, TY Lee, RI Aviv - Radiology, 2010 - pubs.rsna.org
Purpose To systematically evaluate the diagnostic benefits and inter- and intraobserver
reliability of an incremental computed tomographic (CT) protocol in the confirmation of clinically …

Angiography‐negative primary central nervous system vasculitis in children: a newly recognized inflammatory central nervous system disease

…, R Schneider, PN Tyrrell, RI Aviv… - Arthritis & …, 2005 - Wiley Online Library
Inflammatory central nervous system (CNS) diseases in childhood comprise a wide spectrum
of heterogeneous conditions. We studied 4 children with primary CNS vasculitis in whom …

Standards for detecting, interpreting, and reporting noncontrast computed tomographic markers of intracerebral hemorrhage expansion

…, C Delcourt, Z Yu, J Zheng, Z Zhou, RI Aviv… - Annals of …, 2019 - Wiley Online Library
Significant hematoma expansion (HE) affects one‐fifth of people within 24 hours after acute
intracerebral hemorrhage (ICH), and its prevention is an appealing treatment target. …