| CT angiography “spot sign” predicts hematoma expansion in acute intracerebral hemorrhage R Wada, RI Aviv, AJ Fox, DJ Sahlas, DJ Gladstone, G Tomlinson, ... Stroke 38 (4), 1257-1262, 2007 | 736 | 2007 |
| CT angiography clot burden score and collateral score: correlation with clinical and radiologic outcomes in acute middle cerebral artery infarct IYL Tan, AM Demchuk, J Hopyan, L Zhang, D Gladstone, K Wong, ... American Journal of Neuroradiology 30 (3), 525-531, 2009 | 730 | 2009 |
| MR pulse sequences: what every radiologist wants to know but is afraid to ask R Bitar, G Leung, R Perng, S Tadros, AR Moody, J Sarrazin, C McGregor, ... Radiographics 26 (2), 513-537, 2006 | 602 | 2006 |
| Identification of penumbra and infarct in acute ischemic stroke using computed tomography perfusion–derived blood flow and blood volume measurements BD Murphy, AJ Fox, DH Lee, DJ Sahlas, SE Black, MJ Hogan, SB Coutts, ... Stroke 37 (7), 1771-1777, 2006 | 390 | 2006 |
| Hemorrhagic Transformation of Ischemic Stroke: Prediction with CT Perfusion1 RI Aviv, CD d'Esterre, BD Murphy, JJ Hopyan, B Buck, G Mallia, V Li, ... Radiology 250 (3), 867-877, 2009 | 242 | 2009 |
| Quantification of carotid stenosis on CT angiography ES Bartlett, TD Walters, SP Symons, AJ Fox American Journal of Neuroradiology 27 (1), 13-19, 2006 | 232 | 2006 |
| Alberta Stroke Program Early CT Scoring of CT perfusion in early stroke visualization and assessment RI Aviv, J Mandelcorn, S Chakraborty, D Gladstone, S Malham, ... American journal of neuroradiology 28 (10), 1975-1980, 2007 | 192 | 2007 |
| Radiation dose from multidetector row CT imaging for acute stroke A Mnyusiwalla, RI Aviv, SP Symons Neuroradiology 51, 635-640, 2009 | 165 | 2009 |
| Renal safety of CT angiography and perfusion imaging in the emergency evaluation of acute stroke JJ Hopyan, DJ Gladstone, G Mallia, J Schiff, AJ Fox, SP Symons, BH Buck, ... American Journal of Neuroradiology 29 (10), 1826-1830, 2008 | 154 | 2008 |
| In Vivo 3D High-Spatial-Resolution MR Imaging of Intraplaque Hemorrhage1 R Bitar, AR Moody, G Leung, S Symons, S Crisp, J Butany, C Rowsell, ... Radiology 249 (1), 259-267, 2008 | 150 | 2008 |
| White Matter Thresholds for Ischemic Penumbra and Infarct Core in Patients with Acute Stroke: CT Perfusion Study1 BD Murphy, AJ Fox, DH Lee, DJ Sahlas, SE Black, MJ Hogan, SB Coutts, ... Radiology 247 (3), 818-825, 2008 | 139 | 2008 |
| Pseudoprogression following chemoradiotherapy for glioblastoma multiforme P Sanghera, J Perry, A Sahgal, S Symons, R Aviv, M Morrison, K Lam, ... Canadian journal of neurological sciences 37 (1), 36-42, 2010 | 133 | 2010 |
| Cochlear implantation in cochlear otosclerosis AH Marshall, N Fanning, S Symons, D Shipp, JM Chen, JM Nedzelski The Laryngoscope 115 (10), 1728-1733, 2005 | 133 | 2005 |
| CT grading of otosclerosis TC Lee, RI Aviv, JM Chen, JM Nedzelski, AJ Fox, SP Symons American journal of neuroradiology 30 (7), 1435-1439, 2009 | 132 | 2009 |
| Development and duration of radiographic signs of bone healing in children O Islam, D Soboleski, S Symons, LK Davidson, MA Ashworth, P Babyn American Journal of Roentgenology 175 (1), 75-78, 2000 | 131 | 2000 |
| Defining the CT angiography ‘spot sign’in primary intracerebral hemorrhage AL Thompson, JC Kosior, DJ Gladstone, JJ Hopyan, SP Symons, ... Canadian journal of neurological sciences 36 (4), 456-461, 2009 | 117 | 2009 |
| Postcontrast CT extravasation is associated with hematoma expansion in CTA spot negative patients A Ederies, A Demchuk, T Chia, DJ Gladstone, D Dowlatshahi, G BenDavit, ... Stroke 40 (5), 1672-1676, 2009 | 115 | 2009 |
| Diagnosing carotid stenosis near-occlusion by using CT angiography ES Bartlett, TD Walters, SP Symons, AJ Fox American Journal of Neuroradiology 27 (3), 632-637, 2006 | 115 | 2006 |
| Vascular and nonvascular mimics of the CT angiography “spot sign” in patients with secondary intracerebral hemorrhage S Gazzola, RI Aviv, DJ Gladstone, G Mallia, V Li, AJ Fox, SP Symons Stroke 39 (4), 1177-1183, 2008 | 110 | 2008 |
| Effect of collaterals on clinical presentation, baseline imaging, complications, and outcome in acute stroke EM Fanou, J Knight, RI Aviv, SP Hojjat, SP Symons, L Zhang, ... American Journal of Neuroradiology 36 (12), 2285-2291, 2015 | 106 | 2015 |
Dr Richard I AvivProfessor University of OttawaVerified email at toh.ca
