CT angiography “spot sign” predicts hematoma expansion in acute intracerebral hemorrhage
Background and Purpose— Morbidity and mortality in spontaneous intracerebral hemorrhage
(ICH) are correlated with hematoma progression. We hypothesized that the presence of …
(ICH) are correlated with hematoma progression. We hypothesized that the presence of …
Hemorrhagic Transformation of Ischemic Stroke: Prediction with CT Perfusion1
Purpose: To determine whether admission computed tomography (CT) perfusion–derived
permeability–surface area product (PS) maps differ between patients with hemorrhagic acute …
permeability–surface area product (PS) maps differ between patients with hemorrhagic acute …
Radiation dose from multidetector row CT imaging for acute stroke
Introduction The objective of this study was to determine the radiation dose delivered during
comprehensive computed tomography (CT) imaging for acute stroke. Methods All CT …
comprehensive computed tomography (CT) imaging for acute stroke. Methods All CT …
Defining the CT angiography 'spot sign'in primary intracerebral hemorrhage
…, DJ Gladstone, JJ Hopyan, SP Symons… - Canadian journal of …, 2009 - cambridge.org
Purpose:The computed tomogram angiography (CTA) ‘spot sign’ describes foci of intralesional
enhancement associated with hematoma expansion in primary intracerebral hemorrhage …
enhancement associated with hematoma expansion in primary intracerebral hemorrhage …
Vascular and nonvascular mimics of the CT angiography “spot sign” in patients with secondary intracerebral hemorrhage
Background and Purpose— The newly-described computed tomography angiography (CTA)
Spot Sign is present in about one third of patients with acute primary intracerebral …
Spot Sign is present in about one third of patients with acute primary intracerebral …
Postcontrast CT extravasation is associated with hematoma expansion in CTA spot negative patients
…, D Dowlatshahi, G BenDavit, K Wong, SP Symons… - Stroke, 2009 - Am Heart Assoc
Background and Purpose— The purpose of this study was to assess the effect of postcontrast
CT (PCCT) leakage (PCL) on hematoma growth in CTA spot negative patients. Methods— …
CT (PCCT) leakage (PCL) on hematoma growth in CTA spot negative patients. Methods— …
Validation of the 9-point and 24-point hematoma expansion prediction scores and derivation of the PREDICT A/B scores
Background and Purpose— Nine- and 24-point prediction scores have recently been published
to predict hematoma expansion (HE) in acute intracerebral hemorrhage. We sought to …
to predict hematoma expansion (HE) in acute intracerebral hemorrhage. We sought to …
Intracranial arterial fenestrations: frequency on CT angiography and association with other vascular lesions
Fenestrations (segmental duplications) of the intracranial arteries are rare anomalies, felt to
result from incomplete fusion of primitive embryologic vessels. They have been associated …
result from incomplete fusion of primitive embryologic vessels. They have been associated …
Characterization of carotid plaque hemorrhage: a CT angiography and MR intraplaque hemorrhage study
Background and Purpose— The main objective of this study was to evaluate CT angiographic
(CTA) features that are able to predict the presence of intraplaque hemorrhage (IPH) as …
(CTA) features that are able to predict the presence of intraplaque hemorrhage (IPH) as …
Low doses of ionizing radiation as a treatment for Alzheimer's disease: a pilot study
…, Y Goldberg, S Al-Shamaa, SP Symons… - Journal of …, 2021 - content.iospress.com
Background: In 2015, a patient in hospice with Alzheimer’s disease (AD) was treated with
ionizing radiation to her brain using repeated CT scans. Improvement in cognition, speech, …
ionizing radiation to her brain using repeated CT scans. Improvement in cognition, speech, …