نتایج جستجو برای: cerebral amyloid angiopathy

تعداد نتایج: 216703  

2017
Patrick Thornley Stephan Oreskovich John Provias Jamie Silva Kesava Reddy Aleksa Cenic

We describe a case of multiple cerebral amyloid angiopathy-associated intracerebral hemorrhages (ICH) occurring at multi-focal lobar sites of the brain. A review and discussion of the current literature on the importance of Apolipoprotein E (ApoE) genotyping in prediction of ICH outcome and recurrence follows.

Journal: :Journal of Alzheimer's disease : JAD 2017
Eric Heuer Jessica Jacobs Rebecca Du Silun Wang Orion P Keifer Amarallys F Cintron Jeromy Dooyema Yuguang Meng Xiaodong Zhang Lary C Walker

Amyloid-related imaging abnormalities (ARIA) in magnetic resonance imaging scans have emerged as indicators of potentially serious side effects in clinical trials of therapeutics for Alzheimer's disease. These anomalies include an edematous type (ARIA-E) that appears as hyperintense (bright) regions by T2-weighted MRI, and a type characterized by the deposition of hemosiderin (ARIA-H) that elic...

2018
Mark A Rodrigues Neshika Samarasekera Christine Lerpiniere Catherine Humphreys Mark O McCarron Philip M White James A R Nicoll Cathie L M Sudlow Charlotte Cordonnier Joanna M Wardlaw Colin Smith Rustam Al-Shahi Salman

Citation for published version: Rodrigues, M, Samarasekera, N, Lerpiniere, C, Humphreys, C, McCarron, MO, White, PM, Nicoll, JAR, Sudlow, C, Cordonnier, C, Wardlaw, J, Smith, C & Salman, R 2018, 'The Edinburgh CT and genetic diagnostic criteria for lobar intracerebral haemorrhage with cerebral amyloid angiopathy: model development and diagnostic test accuracy study' The Lancet Neurology. DOI: 1...

Journal: :Cerebrovascular Diseases 2021

<b><i>Background:</i></b> Cerebral amyloid angiopathy (CAA) is a common cause of cerebrovascular disease in the elderly. There accumulating evidence suggestive transmissibility β-amyloid resulting pathology at younger age. According to Boston criteria, defining CAA patients <55 years requires histological which may hamper diagnosis. We explored role PET diagnosi...

Journal: :Stroke 2009
Steven M Greenberg R N Kaveer Nandigam Pilar Delgado Rebecca A Betensky Jonathan Rosand Anand Viswanathan Matthew P Frosch Eric E Smith

BACKGROUND AND PURPOSE Small, asymptomatic microbleeds commonly accompany larger symptomatic macrobleeds. It is unclear whether microbleeds and macrobleeds represent arbitrary categories within a single continuum versus truly distinct events with separate pathophysiologies. METHODS We performed 2 complementary retrospective analyses. In a radiographic analysis, we measured and plotted the vol...

Journal: :Stroke 2014
Ashan Khurram Timothy Kleinig James Leyden

BACKGROUND AND PURPOSE It has been previously found noted that ≈15% to 20% of subarachnoid hemorrhage (SAH) is nonaneurysmal. Nontraumatic convexity SAH (cSAH) is increasingly recognized. Data concerning incidence and associations are scant. METHODS We identified all SAH-coded cases from South Australian public hospitals between January 2005 and July 2011. Electronic discharge summaries were ...

Journal: :Brain : a journal of neurology 2013
Elina Zotova Viraj Bharambe Matthew Cheaveau William Morgan Clive Holmes Scott Harris James W Neal Seth Love James A R Nicoll Delphine Boche

Inflammatory processes are important in the pathogenesis of Alzheimer's disease and in response to amyloid-β immunotherapy. We investigated the expression of multiple inflammatory markers in the brains of 28 non-immunized patients with Alzheimer's disease and 11 patients with Alzheimer's disease immunized against amyloid-β42 (AN1792): microglial ionized calcium-binding adaptor Iba-1, lysosome m...

2016
Joan Martí-Fàbregas Luis Prats-Sánchez Alejandro Martínez-Domeño Pol Camps-Renom Rebeca Marín Elena Jiménez-Xarrié Blanca Fuentes Laura Dorado Francisco Purroy Susana Arias-Rivas Raquel Delgado-Mederos

BACKGROUND AND PURPOSE There are no generally accepted criteria for the etiologic classification of intracerebral hemorrhage (ICH). For this reason, we have developed a set of etiologic criteria and have applied them to a large number of patients to determine their utility. METHODS The H-ATOMIC classification includes 7 etiologic categories: Hypertension, cerebral Amyloid angiopathy, Tumour, ...

Journal: :Neurology India 2004
Boby Varkey Maramattom Leena Varkey Maramattom

Cerebral amyloid angiopathy (CAA) is well known to present with lobar intracerebral hemorrhage, dementia or transient neurological events. White matter changes with CAA have only been recently described and can be seen with either sporadic or familial CAA. We present a 50-year-old man with rapidly progressive dementia in whom MRI brain showed symmetrical white matter changes in the parieto-occi...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2009
Cheryl A Hawkes Joanne McLaurin

Cerebral amyloid angiopathy (CAA), the deposition of beta-amyloid (Abeta) peptides in leptomeningeal and cortical blood vessels, affects the majority of patients with Alzheimer's disease (AD). Evidence suggests that vascular amyloid deposits may result from impaired clearance of neuronal Abeta along perivascular spaces. We investigated the role of perivascular macrophages in regulating CAA seve...

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